| 52D, BELSIZE PARK GARDENS NW3 4ND | Flat | 17 Apr 2026 | £885,000 | 2 |
| 19, FLAT E, BELSIZE PARK GARDENS NW3 4JG | Other | 4 Feb 2026 | £1,325,000 | 2 |
| 80, FLAT G, BELSIZE PARK GARDENS NW3 4NG | Flat | 30 Jan 2026 | £825,000 | 2 |
| 71, FLAT D, BELSIZE PARK GARDENS NW3 4JP | Flat | 28 Jan 2026 | £695,000 | 2 |
| 80, FLAT H, BELSIZE PARK GARDENS NW3 4NG | Flat | 19 Nov 2025 | £785,000 | 4 |
| 29, FLAT 3, BELSIZE PARK GARDENS NW3 4JH | Flat | 3 Oct 2025 | £1,500,000 | 1 |
| SPENCER HOUSE, 9 - 11, BELSIZE PARK GARDENS NW3 4JR | Other | 30 Sep 2025 | £8,125,000 | 1 |
| 41, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JJ | Flat | 10 Sep 2025 | £1,875,000 | 1 |
| 37A, BELSIZE PARK GARDENS NW3 4JJ | Flat | 5 Sep 2025 | £2,180,000 | 2 |
| 39, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JJ | Flat | 24 Jul 2025 | £1,500,000 | 1 |
| 79C, BELSIZE PARK GARDENS NW3 4JP | Flat | 4 Jul 2025 | £1,050,000 | 2 |
| 25G, BELSIZE PARK GARDENS NW3 4JH | Semi-Detached | 1 Jul 2025 | £845,000 | 3 |
| 59, FIRST FLOOR FLAT FRONT, BELSIZE PARK GARDENS NW3 4JN | Flat | 27 Jun 2025 | £850,000 | 1 |
| 12B, BELSIZE PARK GARDENS NW3 4LD | Flat | 20 Jun 2025 | £887,500 | 3 |
| 28, FLAT 4, BELSIZE PARK GARDENS NW3 4LH | Flat | 13 Jun 2025 | £1,150,000 | 2 |
| 64, GARDEN FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 4 Jun 2025 | £2,710,000 | 2 |
| 67, FLAT D, BELSIZE PARK GARDENS NW3 4JN | Flat | 4 Apr 2025 | £1,530,000 | 2 |
| 28, FLAT 3, BELSIZE PARK GARDENS NW3 4LH | Flat | 31 Mar 2025 | £475,000 | 2 |
| 71, FLAT C, BELSIZE PARK GARDENS NW3 4JP | Flat | 28 Mar 2025 | £705,000 | 1 |
| 78, FLAT F, BELSIZE PARK GARDENS NW3 4NG | Flat | 24 Mar 2025 | £860,000 | 2 |
| 25D, BELSIZE PARK GARDENS NW3 4JH | Flat | 21 Feb 2025 | £880,000 | 2 |
| 62, GARDEN FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 16 Jan 2025 | £2,905,000 | 2 |
| 76, GARDEN FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NG | Flat | 10 Jan 2025 | £1,785,800 | 1 |
| 13, FLAT 5, BELSIZE PARK GARDENS NW3 4JG | Flat | 6 Jan 2025 | £1,520,000 | 3 |
| 7A, BELSIZE PARK GARDENS NW3 4LB | Other | 30 Dec 2024 | £94,000 | 3 |
| 71, GARDEN FLAT, BELSIZE PARK GARDENS NW3 4JP | Flat | 20 Dec 2024 | £1,940,000 | 1 |
| 54D, BELSIZE PARK GARDENS NW3 4ND | Flat | 3 Dec 2024 | £1,800,000 | 4 |
| 23F, BELSIZE PARK GARDENS NW3 4JH | Flat | 21 Nov 2024 | £625,000 | 1 |
| 42, FLAT 6, BELSIZE PARK GARDENS NW3 4LY | Flat | 8 Nov 2024 | £675,000 | 1 |
| 44B, BELSIZE PARK GARDENS NW3 4LY | Flat | 8 Nov 2024 | £1,085,000 | 3 |
| 63B - 63E, BELSIZE PARK GARDENS NW3 4JN | Flat | 6 Nov 2024 | £625,000 | 3 |
| 37, FLAT C, BELSIZE PARK GARDENS NW3 4JJ | Flat | 1 Nov 2024 | £1,779,500 | 1 |
| 59, BASEMENT FLAT A, BELSIZE PARK GARDENS NW3 4JN | Flat | 29 Oct 2024 | £425,000 | 7 |
| 68, GARDEN FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 17 Oct 2024 | £2,750,000 | 2 |
| 12, REAR GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LD | Flat | 6 Sep 2024 | £850,000 | 1 |
| 61, THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Other | 17 Jul 2024 | £30,000 | 1 |
| 43, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JJ | Flat | 16 Jul 2024 | £1,580,000 | 1 |
| 51, FLAT 2, BELSIZE PARK GARDENS NW3 4JL | Flat | 6 Jun 2024 | £775,000 | 3 |
| 67, FLAT E, BELSIZE PARK GARDENS NW3 4JN | Flat | 30 May 2024 | £785,000 | 3 |
| 54, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4ND | Flat | 8 Apr 2024 | £950,000 | 1 |
| 67, FLAT A (REAR), BELSIZE PARK GARDENS NW3 4JN | Flat | 28 Mar 2024 | £747,000 | 2 |
| 42, FLAT 7, BELSIZE PARK GARDENS NW3 4LY | Flat | 12 Mar 2024 | £360,000 | 2 |
| 17, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JG | Flat | 28 Feb 2024 | £1,838,000 | 2 |
| 44, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LY | Flat | 16 Feb 2024 | £1,750,000 | 1 |
| 17, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JG | Flat | 1 Feb 2024 | £1,750,000 | 3 |
| 8, FLAT 2, BELSIZE PARK GARDENS NW3 4LD | Flat | 8 Dec 2023 | £1,850,000 | 3 |
| 17, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JG | Flat | 5 Dec 2023 | £625,000 | 2 |
| 22, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LH | Flat | 29 Sep 2023 | £1,685,000 | 1 |
| 28, FLAT 5, BELSIZE PARK GARDENS NW3 4LH | Flat | 28 Sep 2023 | £780,000 | 2 |
| 73, FLAT 7, BELSIZE PARK GARDENS NW3 4JP | Flat | 8 Sep 2023 | £810,500 | 3 |
| 29, FLAT 2, BELSIZE PARK GARDENS NW3 4JH | Flat | 8 Sep 2023 | £1,337,000 | 1 |
| 8, FLAT 1, BELSIZE PARK GARDENS NW3 4LD | Flat | 25 Aug 2023 | £1,850,000 | 3 |
| 28, FLAT 9, BELSIZE PARK GARDENS NW3 4LH | Flat | 2 Jun 2023 | £935,000 | 2 |
| 66A, BELSIZE PARK GARDENS NW3 4NE | Flat | 26 May 2023 | £2,450,000 | 1 |
| 63D, BELSIZE PARK GARDENS NW3 4JN | Flat | 21 Apr 2023 | £1,650,000 | 3 |
| 56A, BELSIZE PARK GARDENS NW3 4ND | Flat | 31 Mar 2023 | £1,730,000 | 4 |
| 65B, BELSIZE PARK GARDENS NW3 4JN | Flat | 30 Mar 2023 | £1,680,000 | 3 |
| 71, FLAT B, BELSIZE PARK GARDENS NW3 4JP | Flat | 20 Jan 2023 | £820,000 | 3 |
| 33, FLAT 3, BELSIZE PARK GARDENS NW3 4JJ | Flat | 22 Dec 2022 | £1,150,000 | 1 |
| 83, BELSIZE PARK GARDENS NW3 4NJ | Other | 25 Oct 2022 | £7,100,000 | 1 |
| 65E, BELSIZE PARK GARDENS NW3 4JN | Flat | 21 Oct 2022 | £885,000 | 2 |
| 44, THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LY | Flat | 14 Oct 2022 | £749,950 | 1 |
| 80, FLAT E, BELSIZE PARK GARDENS NW3 4NG | Flat | 29 Jul 2022 | £847,000 | 3 |
| 6, FLAT B TOP MAISONETTE, BELSIZE PARK GARDENS NW3 4LD | Flat | 16 Jun 2022 | £2,450,000 | 2 |
| 81, BELSIZE PARK GARDENS NW3 4NJ | Other | 27 May 2022 | £6,250,000 | 2 |
| 80B, BELSIZE PARK GARDENS NW3 4NG | Flat | 4 May 2022 | £751,700 | 3 |
| 82, FLAT 1, BELSIZE PARK GARDENS NW3 4NG | Flat | 24 Feb 2022 | £740,000 | 3 |
| 6, BELSIZE PARK GARDENS NW3 4LD | Flat | 22 Feb 2022 | £1,600,000 | 2 |
| 59, FLAT 6, BELSIZE PARK GARDENS NW3 4JN | Other | 7 Feb 2022 | £33,500 | 1 |
| 80C, BELSIZE PARK GARDENS NW3 4NG | Flat | 20 Jan 2022 | £975,000 | 2 |
| 66, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 22 Dec 2021 | £1,635,000 | 1 |
| 22, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LH | Flat | 14 Dec 2021 | £2,850,000 | 2 |
| 42A, BELSIZE PARK GARDENS NW3 4LY | Flat | 1 Dec 2021 | £1,450,000 | 2 |
| 74, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NG | Flat | 16 Nov 2021 | £1,395,000 | 1 |
| 49A, BELSIZE PARK GARDENS NW3 4JL | Flat | 28 Oct 2021 | £620,000 | 3 |
| 75, GARDEN FLAT, BELSIZE PARK GARDENS NW3 4JP | Flat | 30 Jun 2021 | £2,650,000 | 2 |
| 65F, BELSIZE PARK GARDENS NW3 4JN | Flat | 30 Jun 2021 | £620,000 | 1 |
| 14, FLAT 5, BELSIZE PARK GARDENS NW3 4LD | Flat | 23 Jun 2021 | £875,000 | 2 |
| 8, FLAT 3, BELSIZE PARK GARDENS NW3 4LD | Flat | 22 Jun 2021 | £790,000 | 1 |
| 81A, FLAT 5, BELSIZE PARK GARDENS NW3 4NJ | Flat | 11 Jun 2021 | £850,000 | 3 |
| 80, FLAT D, BELSIZE PARK GARDENS NW3 4NG | Flat | 14 May 2021 | £380,000 | 1 |
| 61, FRONT BASEMENT FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 16 Apr 2021 | £575,000 | 1 |
| 26B, BELSIZE PARK GARDENS NW3 4LH | Flat | 6 Apr 2021 | £1,475,000 | 1 |
| 16, FLAT 2, BELSIZE PARK GARDENS NW3 4LD | Flat | 6 Apr 2021 | £1,675,000 | 3 |
| 59, FLAT 4, BELSIZE PARK GARDENS NW3 4JN | Flat | 24 Mar 2021 | £850,000 | 3 |
| 20, FLAT 2, BELSIZE PARK GARDENS NW3 4LH | Flat | 22 Mar 2021 | £1,280,000 | 3 |
| 1A, BELSIZE PARK GARDENS NW3 4LB | Flat | 19 Mar 2021 | £1,360,000 | 1 |
| 81A, FLAT 1, BELSIZE PARK GARDENS NW3 4NJ | Flat | 26 Feb 2021 | £895,000 | 2 |
| 49B, BELSIZE PARK GARDENS NW3 4JL | Flat | 5 Feb 2021 | £1,899,950 | 1 |
| 75, FLAT B, BELSIZE PARK GARDENS NW3 4JP | Flat | 18 Dec 2020 | £1,920,000 | 2 |
| 5, FRONT FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LB | Flat | 29 Sep 2020 | £630,000 | 1 |
| 35, FLAT 2, BELSIZE PARK GARDENS NW3 4JJ | Flat | 25 Sep 2020 | £1,885,000 | 3 |
| 50, GARDEN FLAT, BELSIZE PARK GARDENS NW3 4ND | Flat | 9 Jun 2020 | £1,700,000 | 1 |
| 68B, BELSIZE PARK GARDENS NW3 4NE | Flat | 11 May 2020 | £1,415,000 | 2 |
| 7E, BELSIZE PARK GARDENS NW3 4LB | Flat | 17 Feb 2020 | £620,000 | 2 |
| 27, FLAT 2, BELSIZE PARK GARDENS NW3 4JH | Flat | 18 Dec 2019 | £1,300,000 | 1 |
| 50D, BELSIZE PARK GARDENS NW3 4ND | Flat | 13 Dec 2019 | £695,000 | 1 |
| 49, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JL | Flat | 22 Nov 2019 | £1,200,000 | 1 |
| 1, FLAT 3, BELSIZE PARK GARDENS NW3 4LB | Flat | 18 Nov 2019 | £1,250,000 | 2 |
| 13, FLAT 1, BELSIZE PARK GARDENS NW3 4JG | Flat | 28 Oct 2019 | £1,876,000 | 2 |
| 34B, BELSIZE PARK GARDENS NW3 4LH | Flat | 21 Jun 2019 | £1,050,000 | 2 |
| 52E, BELSIZE PARK GARDENS NW3 4ND | Flat | 11 Jun 2019 | £390,000 | 3 |
| 79, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JP | Flat | 13 May 2019 | £1,450,000 | 2 |
| 5, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LB | Flat | 15 Apr 2019 | £950,000 | 1 |
| 72, LOWER GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NG | Flat | 11 Apr 2019 | £975,000 | 2 |
| FLAT 2, 50, BELSIZE PARK GARDENS NW3 4ND | Flat | 11 Jan 2019 | £1,340,000 | 1 |
| 5, FRONT SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LB | Flat | 17 Dec 2018 | £522,000 | 1 |
| 7B, BELSIZE PARK GARDENS NW3 4LB | Flat | 16 Nov 2018 | £1,200,000 | 2 |
| 74A, BELSIZE PARK GARDENS NW3 4NG | Flat | 15 Nov 2018 | £1,580,000 | 3 |
| 72A, BELSIZE PARK GARDENS NW3 4NG | Flat | 12 Nov 2018 | £855,000 | 2 |
| 32, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LH | Flat | 31 Aug 2018 | £1,520,000 | 3 |
| 19, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JG | Flat | 30 Aug 2018 | £1,073,500 | 1 |
| 51, THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JL | Flat | 13 Aug 2018 | £899,950 | 1 |
| 82, FLAT 2, BELSIZE PARK GARDENS NW3 4NG | Flat | 1 Aug 2018 | £795,000 | 2 |
| 44A, BELSIZE PARK GARDENS NW3 4LY | Flat | 21 Jun 2018 | £1,250,000 | 2 |
| 35, FLAT 3, BELSIZE PARK GARDENS NW3 4JJ | Flat | 7 Jun 2018 | £785,000 | 1 |
| 13, FLAT 3, BELSIZE PARK GARDENS NW3 4JG | Flat | 30 May 2018 | £630,000 | 1 |
| 10E, BELSIZE PARK GARDENS NW3 4LD | Flat | 11 May 2018 | £1,000,000 | 2 |
| 15, FLAT 1, BELSIZE PARK GARDENS NW3 4JG | Flat | 4 May 2018 | £1,560,000 | 2 |
| 51, FLAT 3, BELSIZE PARK GARDENS NW3 4JL | Flat | 22 Dec 2017 | £485,000 | 1 |
| 64, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 1 Dec 2017 | £1,500,000 | 1 |
| 35, FLAT 5, BELSIZE PARK GARDENS NW3 4JJ | Flat | 17 Nov 2017 | £850,000 | 3 |
| 24D, BELSIZE PARK GARDENS NW3 4JH | Flat | 2 Oct 2017 | £1,365,000 | 2 |
| 14, FLAT 3, BELSIZE PARK GARDENS NW3 4LD | Flat | 15 Mar 2017 | £940,000 | 2 |
| 53, FRONT SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JL | Flat | 10 Mar 2017 | £710,000 | 1 |
| 75, FLAT E, BELSIZE PARK GARDENS NW3 4JP | Flat | 24 Feb 2017 | £1,200,000 | 1 |
| 75, FLAT D, BELSIZE PARK GARDENS NW3 4JP | Flat | 26 Jan 2017 | £1,695,000 | 1 |
| 82, FLAT 4, BELSIZE PARK GARDENS NW3 4NG | Flat | 16 Dec 2016 | £834,000 | 2 |
| 75, FLAT C, BELSIZE PARK GARDENS NW3 4JP | Flat | 1 Dec 2016 | £1,775,000 | 1 |
| 2C, BELSIZE PARK GARDENS NW3 4LD | Detached | 11 Nov 2016 | £4,578,750 | 1 |
| 62, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 28 Oct 2016 | £1,500,000 | 1 |
| 47, FLAT 4, BELSIZE PARK GARDENS NW3 4JL | Flat | 28 Oct 2016 | £630,000 | 1 |
| AVENUE HOUSE, FLAT 1, BELSIZE PARK GARDENS NW3 4LA | Flat | 6 Oct 2016 | £1,300,000 | 1 |
| 7C, BELSIZE PARK GARDENS NW3 4LB | Flat | 22 Sep 2016 | £1,700,000 | 2 |
| 42, FLAT 1, BELSIZE PARK GARDENS NW3 4LY | Flat | 16 Sep 2016 | £525,000 | 1 |
| 85, BELSIZE PARK GARDENS NW3 4NJ | Semi-Detached | 24 Aug 2016 | £5,735,000 | 1 |
| 5, BACK FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LB | Flat | 19 Aug 2016 | £766,000 | 1 |
| 24C, BELSIZE PARK GARDENS NW3 4LH | Flat | 29 Jul 2016 | £1,850,000 | 2 |
| 20, FLAT 9, BELSIZE PARK GARDENS NW3 4LH | Flat | 22 Jun 2016 | £1,150,000 | 3 |
| 2D, BELSIZE PARK GARDENS NW3 4LD | Detached | 16 Jun 2016 | £4,950,000 | 1 |
| 75, BELSIZE PARK GARDENS NW3 4JP | Semi-Detached | 29 Apr 2016 | £9,850,000 | 1 |
| 59, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 28 Apr 2016 | £930,000 | 1 |
| 71, FLAT A, BELSIZE PARK GARDENS NW3 4JP | Flat | 31 Mar 2016 | £1,570,000 | 1 |
| 80, FLAT F, BELSIZE PARK GARDENS NW3 4NG | Flat | 31 Mar 2016 | £825,000 | 2 |
| 59, FRONT FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 30 Mar 2016 | £850,000 | 1 |
| 20, FLAT 6, BELSIZE PARK GARDENS NW3 4LH | Flat | 3 Mar 2016 | £670,000 | 1 |
| 17, THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JG | Flat | 3 Feb 2016 | £865,500 | 1 |
| 50A, BELSIZE PARK GARDENS NW3 4ND | Flat | 1 Dec 2015 | £1,875,000 | 2 |
| 1, FLAT 2, BELSIZE PARK GARDENS NW3 4LB | Flat | 30 Oct 2015 | £552,500 | 1 |
| 8, FLAT 4, BELSIZE PARK GARDENS NW3 4LD | Flat | 9 Oct 2015 | £730,000 | 2 |
| 28, FLAT 2, BELSIZE PARK GARDENS NW3 4LH | Flat | 29 Sep 2015 | £1,295,000 | 1 |
| 28, FLAT 7, BELSIZE PARK GARDENS NW3 4LH | Flat new build | 25 Sep 2015 | £862,500 | 1 |
| 23A, BELSIZE PARK GARDENS NW3 4JH | Flat | 11 Sep 2015 | £1,700,000 | 1 |
| 28, FLAT 1, BELSIZE PARK GARDENS NW3 4LH | Flat | 17 Jul 2015 | £649,999 | 1 |
| 26, GARDEN FLAT, BELSIZE PARK GARDENS NW3 4LH | Flat | 18 Jun 2015 | £2,460,000 | 2 |
| 53, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JL | Flat | 23 Mar 2015 | £1,435,000 | 1 |
| 62C, BELSIZE PARK GARDENS NW3 4NE | Flat | 18 Mar 2015 | £795,000 | 3 |
| 15, FLAT 6, BELSIZE PARK GARDENS NW3 4JG | Flat | 30 Jan 2015 | £1,375,000 | 1 |
| 4, FLAT 7, BELSIZE PARK GARDENS NW3 4LD | Flat | 1 Dec 2014 | £850,000 | 2 |
| 3, FLAT 4B, BELSIZE PARK GARDENS NW3 4LB | Flat | 24 Nov 2014 | £826,500 | 2 |
| 59, FLAT 5, BELSIZE PARK GARDENS NW3 4JN | Flat | 4 Aug 2014 | £775,010 | 1 |
| 51, FLAT 1, BELSIZE PARK GARDENS NW3 4JL | Flat | 25 Apr 2014 | £845,000 | 2 |
| 78F, BELSIZE PARK GARDENS NW3 4NG | Flat | 28 Feb 2014 | £707,500 | 3 |
| 5, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LB | Semi-Detached | 10 Feb 2014 | £1,295,000 | 1 |
| 14, FLAT 4, BELSIZE PARK GARDENS NW3 4LD | Flat | 27 Jan 2014 | £1,410,000 | 1 |
| 15, FLAT 3, BELSIZE PARK GARDENS NW3 4JG | Flat | 16 Jan 2014 | £1,800,000 | 1 |
| 78G, BELSIZE PARK GARDENS NW3 4NG | Flat | 9 Jan 2014 | £662,500 | 1 |
| 24B - 24G, BELSIZE PARK GARDENS NW3 4LH | Flat | 8 Jan 2014 | £720,000 | 1 |
| 29, FLAT 4, BELSIZE PARK GARDENS NW3 4JH | Flat | 22 Nov 2013 | £1,476,000 | 2 |
| 20, FLAT 1, BELSIZE PARK GARDENS NW3 4LH | Flat | 9 Sep 2013 | £575,000 | 2 |
| 57, THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 15 Jul 2013 | £745,000 | 1 |
| 41B, BELSIZE PARK GARDENS NW3 4JJ | Flat | 21 Jun 2013 | £485,000 | 2 |
| 70, FLAT D, BELSIZE PARK GARDENS NW3 4NE | Flat | 12 Jun 2013 | £545,000 | 2 |
| 10D, BELSIZE PARK GARDENS NW3 4LD | Flat | 5 Jun 2013 | £1,275,000 | 1 |
| 77, BASEMENT FLAT, BELSIZE PARK GARDENS NW3 4JP | Flat | 9 May 2013 | £1,650,000 | 1 |
| 7D, BELSIZE PARK GARDENS NW3 4LB | Flat | 22 Mar 2013 | £1,350,000 | 2 |
| AVENUE HOUSE, FLAT 5, BELSIZE PARK GARDENS NW3 4LA | Flat | 16 Jan 2013 | £1,095,000 | 1 |
| 18, FLAT F, BELSIZE PARK GARDENS NW3 4LH | Flat | 7 Dec 2012 | £744,000 | 1 |
| 61, REAR GARDEN FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 23 Nov 2012 | £730,501 | 1 |
| 51, FLAT 6, BELSIZE PARK GARDENS NW3 4JL | Flat | 16 Nov 2012 | £775,000 | 2 |
| 42, FLAT 3, BELSIZE PARK GARDENS NW3 4LY | Flat | 2 Nov 2012 | £736,500 | 1 |
| 20, FLAT 7, BELSIZE PARK GARDENS NW3 4LH | Flat | 27 Sep 2012 | £767,500 | 1 |
| 1, FLAT 4, BELSIZE PARK GARDENS NW3 4LB | Flat | 31 Aug 2012 | £720,000 | 2 |
| 16, FLAT 1, BELSIZE PARK GARDENS NW3 4LD | Flat | 16 Aug 2012 | £1,253,000 | 1 |
| 68, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4NE | Flat | 9 Jul 2012 | £1,395,000 | 1 |
| 26, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LH | Flat | 29 Jun 2012 | £1,385,000 | 2 |
| 52, FLAT B, BELSIZE PARK GARDENS NW3 4ND | Flat | 25 Jun 2012 | £1,190,000 | 1 |
| 57, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 29 Mar 2012 | £410,000 | 2 |
| 13, FLAT 2, BELSIZE PARK GARDENS NW3 4JG | Flat | 23 Mar 2012 | £1,450,000 | 2 |
| 6A, BELSIZE PARK GARDENS NW3 4LD | Flat new build | 8 Mar 2012 | £1,050,000 | 1 |
| 47, FLAT 8, BELSIZE PARK GARDENS NW3 4JL | Flat | 22 Feb 2012 | £547,500 | 1 |
| 14, FLAT 1, BELSIZE PARK GARDENS NW3 4LD | Flat | 17 Feb 2012 | £1,210,000 | 2 |
| 20, FLAT 3, BELSIZE PARK GARDENS NW3 4LH | Flat | 23 Dec 2011 | £433,300 | 3 |
| 71, FLAT E, BELSIZE PARK GARDENS NW3 4JP | Flat | 8 Dec 2011 | £540,000 | 2 |
| 20, FLAT 8, BELSIZE PARK GARDENS NW3 4LH | Flat | 21 Nov 2011 | £460,000 | 3 |
| 47, FLAT 7, BELSIZE PARK GARDENS NW3 4JL | Flat | 14 Oct 2011 | £595,000 | 1 |
| 71, FLAT F, BELSIZE PARK GARDENS NW3 4JP | Flat | 30 Sep 2011 | £725,000 | 1 |
| 25, B1, BELSIZE PARK GARDENS NW3 4JH | Flat | 31 Aug 2011 | £392,000 | 2 |
| 20, BELSIZE PARK GARDENS NW3 4LH | Flat | 1 Aug 2011 | £650,000 | 1 |
| 19D, BELSIZE PARK GARDENS NW3 4JG | Flat | 26 Jul 2011 | £820,000 | 1 |
| 3, FLAT 1, BELSIZE PARK GARDENS NW3 4LB | Flat | 15 Jul 2011 | £1,600,000 | 2 |
| 56B, BELSIZE PARK GARDENS NW3 4ND | Flat | 16 Jun 2011 | £1,710,000 | 1 |
| 31, BELSIZE PARK GARDENS NW3 4JH | Semi-Detached | 5 Apr 2011 | £6,000,000 | 1 |
| 45B, BELSIZE PARK GARDENS NW3 4JL | Flat | 16 Dec 2010 | £966,000 | 1 |
| 4, FLAT 1, BELSIZE PARK GARDENS NW3 4LD | Flat | 4 Oct 2010 | £350,000 | 2 |
| 53, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JL | Flat | 7 Sep 2010 | £404,000 | 1 |
| 78I, BELSIZE PARK GARDENS NW3 4NG | Flat | 30 Jul 2010 | £550,000 | 1 |
| 77, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JP | Flat | 30 Apr 2010 | £1,170,000 | 1 |
| 35, FLAT 1, BELSIZE PARK GARDENS NW3 4JJ | Flat | 1 Apr 2010 | £1,150,000 | 1 |
| 6C, BELSIZE PARK GARDENS NW3 4LD | Flat | 1 Apr 2010 | £1,290,000 | 1 |
| 72C, BELSIZE PARK GARDENS NW3 4NG | Flat | 31 Mar 2010 | £1,000,000 | 1 |
| 3, FLAT 2, BELSIZE PARK GARDENS NW3 4LB | Flat | 8 Feb 2010 | £1,000,000 | 1 |
| 82, FLAT 5, BELSIZE PARK GARDENS NW3 4NG | Flat | 1 Feb 2010 | £441,000 | 2 |
| 27, HALL FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JH | Flat | 8 Jan 2010 | £975,000 | 1 |
| 35, FLAT 6, BELSIZE PARK GARDENS NW3 4JJ | Flat | 16 Nov 2009 | £1,231,000 | 1 |
| AVENUE HOUSE, FLAT 4, BELSIZE PARK GARDENS NW3 4LA | Flat | 9 Oct 2009 | £950,000 | 2 |
| 27, THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JH | Flat | 30 Sep 2009 | £615,000 | 2 |
| 47, FLAT 2, BELSIZE PARK GARDENS NW3 4JL | Flat | 19 Aug 2009 | £560,000 | 1 |
| 41, SECOND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JJ | Flat | 4 Jun 2009 | £875,000 | 2 |
| 13, FLAT 6, BELSIZE PARK GARDENS NW3 4JG | Flat | 29 May 2009 | £499,950 | 1 |
| 44, GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LY | Flat | 13 Mar 2009 | £1,325,000 | 1 |
| 53, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 21 Jan 2009 | £620,000 | 1 |
| 23C - 23H, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 16 Jan 2009 | £1,005,000 | 1 |
| 3, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4LB | Flat | 6 Jan 2009 | £1,150,000 | 2 |
| 3, FLAT 3, BELSIZE PARK GARDENS, LONDON NW3 4LB | Flat | 23 Dec 2008 | £940,000 | 3 |
| 56, GARDEN FLAT, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 6 Oct 2008 | £1,100,000 | 1 |
| 80, FLAT D, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 5 Sep 2008 | £337,000 | 2 |
| 66, GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 25 Jul 2008 | £950,000 | 2 |
| 15, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 23 Jul 2008 | £1,050,000 | 2 |
| 29, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 14 Jul 2008 | £1,390,000 | 2 |
| 64A, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 7 Jul 2008 | £965,000 | 1 |
| 80, FLAT E, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 20 Jun 2008 | £470,000 | 1 |
| 44A, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 8 May 2008 | £850,000 | 1 |
| 71, FLAT B, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 15 Apr 2008 | £499,999 | 1 |
| 18A, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 7 Apr 2008 | £1,185,000 | 1 |
| 17, THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 28 Mar 2008 | £460,000 | 1 |
| 42, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 12 Mar 2008 | £330,000 | 1 |
| 51, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 5 Feb 2008 | £630,000 | 2 |
| 59, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 18 Jan 2008 | £493,000 | 1 |
| 18, FLAT F, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 11 Jan 2008 | £437,000 | 2 |
| 2, FLAT 8, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 4 Jan 2008 | £500,000 | 1 |
| 78E, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 13 Dec 2007 | £615,000 | 2 |
| 2, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 13 Dec 2007 | £675,000 | 3 |
| 68A, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 23 Nov 2007 | £1,225,000 | 1 |
| 42, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 16 Nov 2007 | £430,000 | 4 |
| 77, BASEMENT FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 15 Nov 2007 | £1,200,000 | 3 |
| 72B, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 22 Oct 2007 | £1,200,000 | 2 |
| 78G, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 10 Oct 2007 | £466,000 | 2 |
| 89, BELSIZE PARK GARDENS, LONDON NW3 4NJ | Semi-Detached | 20 Sep 2007 | £4,816,000 | 1 |
| 72C, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 23 Aug 2007 | £1,020,000 | 2 |
| 42, FLAT 8, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 23 Aug 2007 | £406,000 | 3 |
| 22, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 22 Aug 2007 | £1,300,000 | 1 |
| 57, GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 17 Aug 2007 | £365,000 | 3 |
| 71, FLAT A, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 23 Jul 2007 | £1,100,000 | 2 |
| 31, BELSIZE PARK GARDENS, LONDON NW3 4JH | Semi-Detached | 12 Jul 2007 | £5,350,000 | 1 |
| 4, REAR GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 11 Jun 2007 | £685,000 | 3 |
| 34B, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 31 May 2007 | £902,500 | 3 |
| 78H, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 25 May 2007 | £420,000 | 2 |
| 26, GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 18 May 2007 | £940,000 | 4 |
| 59, FRONT FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 27 Apr 2007 | £499,999 | 2 |
| 42, FLAT 10, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 16 Apr 2007 | £465,000 | 2 |
| 15, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 13 Apr 2007 | £826,779 | 2 |
| 27, THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 23 Mar 2007 | £525,000 | 2 |
| AVENUE HOUSE, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4LA | Flat | 8 Mar 2007 | £650,000 | 1 |
| 71, FLAT D, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 28 Feb 2007 | £450,000 | 3 |
| 26, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 22 Feb 2007 | £1,085,000 | 1 |
| 73, FLAT 7, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 12 Feb 2007 | £490,000 | 2 |
| 18, FLAT C, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 31 Jan 2007 | £1,115,000 | 2 |
| 20, FLAT 9, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 31 Jan 2007 | £547,000 | 1 |
| 54B, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 29 Jan 2007 | £357,530 | 1 |
| 44B, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 4 Dec 2006 | £370,000 | 2 |
| 59, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 4 Dec 2006 | £443,000 | 2 |
| 14, FLAT 2, BELSIZE PARK GARDENS NW3 4LD | Flat new build | 3 Nov 2006 | £865,000 | 1 |
| 8A, GARDEN FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 3 Oct 2006 | £818,500 | 3 |
| 27A, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 25 Aug 2006 | £995,000 | 3 |
| 20, FLAT 4, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 7 Aug 2006 | £650,000 | 5 |
| 51, FLAT 3, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 31 Jul 2006 | £275,000 | 2 |
| 45B, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 29 Jun 2006 | £675,000 | 2 |
| 52E, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 19 Jun 2006 | £249,999 | 1 |
| 16, SECOND FLOOR FLAT AT, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 7 Jun 2006 | £317,500 | 1 |
| 14, FLAT 6, BELSIZE PARK GARDENS NW3 4LD | Flat | 24 May 2006 | £690,000 | 1 |
| 8, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 16 May 2006 | £850,000 | 1 |
| 35, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4JJ | Flat | 12 May 2006 | £625,000 | 1 |
| 13, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 19 Apr 2006 | £640,000 | 2 |
| 67, FLAT A (REAR), BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 12 Apr 2006 | £472,500 | 1 |
| 43, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JJ | Flat | 7 Apr 2006 | £715,000 | 2 |
| 54A, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 13 Jan 2006 | £642,500 | 2 |
| 35, FLAT 3, BELSIZE PARK GARDENS, LONDON NW3 4JJ | Flat | 1 Dec 2005 | £365,000 | 1 |
| 79, SECOND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 18 Nov 2005 | £650,000 | 2 |
| 72D, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 28 Oct 2005 | £430,000 | 1 |
| 1, FLAT 4, BELSIZE PARK GARDENS, LONDON NW3 4LB | Flat | 21 Oct 2005 | £450,000 | 1 |
| 10E, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 9 Sep 2005 | £400,000 | 1 |
| 72, GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 30 Aug 2005 | £745,000 | 1 |
| 47, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 9 Aug 2005 | £400,000 | 2 |
| 34, SECOND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 5 Aug 2005 | £725,555 | 3 |
| 27, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 21 Jul 2005 | £574,000 | 1 |
| 44, GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 18 Jul 2005 | £865,000 | 2 |
| 25D, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 15 Jul 2005 | £360,000 | 2 |
| 27, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JH | Flat | 13 Jul 2005 | £480,000 | 1 |
| 57, REAR FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 17 Jun 2005 | £375,000 | 1 |
| 15, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 17 Jun 2005 | £290,000 | 2 |
| 80, FLAT F, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 16 Jun 2005 | £300,000 | 2 |
| 50C, BELSIZE PARK GARDENS NW3 4ND | Flat | 10 Jun 2005 | £610,000 | 1 |
| 68A, BELSIZE PARK GARDENS NW3 4NE | Flat | 28 Apr 2005 | £715,000 | 1 |
| 10C, BELSIZE PARK GARDENS NW3 4LD | Flat | 24 Mar 2005 | £665,000 | 1 |
| 19, ROOF VOID PREMISES, BELSIZE PARK GARDENS NW3 4JG | Other | 3 Mar 2005 | £1,500 | 1 |
| 42, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 14 Feb 2005 | £305,000 | 2 |
| 16, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 14 Feb 2005 | £625,000 | 1 |
| 78H, BELSIZE PARK GARDENS NW3 4NG | Flat | 4 Feb 2005 | £300,000 | 1 |
| 6C, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 26 Nov 2004 | £745,000 | 3 |
| 22, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 16 Nov 2004 | £440,000 | 1 |
| 68, GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 3 Nov 2004 | £630,000 | 1 |
| 74B, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 3 Sep 2004 | £980,000 | 1 |
| 68C, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 6 Aug 2004 | £418,000 | 1 |
| 42, FLAT 3, BELSIZE PARK GARDENS, LONDON NW3 4LY | Flat | 5 Aug 2004 | £335,000 | 2 |
| 18, FLAT E, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 2 Aug 2004 | £300,000 | 2 |
| 66, THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 14 Jun 2004 | £325,000 | 1 |
| 29, FLAT 4, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 21 May 2004 | £680,000 | 2 |
| 62C, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 30 Apr 2004 | £377,000 | 2 |
| 17, SECOND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 5 Apr 2004 | £610,000 | 1 |
| 20, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 15 Mar 2004 | £265,000 | 1 |
| 82, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 30 Jan 2004 | £270,000 | 2 |
| 79B, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 23 Jan 2004 | £632,500 | 1 |
| 32, SECOND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 17 Dec 2003 | £672,000 | 1 |
| 59, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 1 Aug 2003 | £605,000 | 1 |
| 78F, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 24 Jul 2003 | £400,000 | 1 |
| 8, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 21 Jul 2003 | £630,000 | 2 |
| 20, FLAT 7, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 17 Apr 2003 | £335,000 | 2 |
| 3, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LB | Flat | 14 Mar 2003 | £600,000 | 1 |
| 47, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 7 Mar 2003 | £240,000 | 1 |
| 41, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JJ | Flat | 12 Feb 2003 | £600,000 | 1 |
| 81A, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4NJ | Flat | 30 Jan 2003 | £320,000 | 2 |
| 19, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 29 Nov 2002 | £460,000 | 1 |
| 57, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 15 Nov 2002 | £340,000 | 1 |
| 57, REAR GROUND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 20 Aug 2002 | £168,000 | 1 |
| 57, REAR FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JN | Flat | 2 Aug 2002 | £315,000 | 1 |
| 85, BELSIZE PARK GARDENS, LONDON NW3 4NJ | Semi-Detached | 2 Aug 2002 | £2,050,000 | 1 |
| 18, FLAT G, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 26 Jul 2002 | £490,000 | 1 |
| 6, TOP MAISONETTE, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 17 Jul 2002 | £880,000 | 2 |
| 72A, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 28 Jun 2002 | £302,500 | 2 |
| 15, FLAT 4, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 27 Jun 2002 | £370,000 | 1 |
| 81A, FLAT 1, BELSIZE PARK GARDENS, LONDON NW3 4NJ | Flat | 14 Jun 2002 | £415,000 | 1 |
| 29, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 7 Jun 2002 | £315,000 | 2 |
| 15, FLAT 7, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 19 Apr 2002 | £475,000 | 1 |
| 49, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 15 Mar 2002 | £555,000 | 2 |
| 47, FLAT 8, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 14 Mar 2002 | £275,000 | 1 |
| 54D, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 15 Feb 2002 | £650,000 | 2 |
| 10A, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 11 Feb 2002 | £699,950 | 2 |
| 51, FLAT 8, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 30 Nov 2001 | £370,000 | 1 |
| 49B, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 29 Nov 2001 | £499,000 | 1 |
| 49A - 49B, BELSIZE PARK GARDENS, LONDON NW3 4JL | Flat | 1 Nov 2001 | £239,950 | 1 |
| 21, SECOND FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 31 Oct 2001 | £490,000 | 2 |
| 4, FLAT 5, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 26 Oct 2001 | £315,000 | 1 |
| 79C, BELSIZE PARK GARDENS, LONDON NW3 4JP | Flat | 11 Sep 2001 | £395,000 | 1 |
| 13, FLAT 3, BELSIZE PARK GARDENS, LONDON NW3 4JG | Flat | 19 Jul 2001 | £250,000 | 2 |
| 32, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 16 Jul 2001 | £550,000 | 2 |
| 20, FLAT 6, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 5 Jul 2001 | £225,000 | 2 |
| 56B, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 1 Jun 2001 | £802,000 | 2 |
| 37, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4JJ | Flat | 27 Apr 2001 | £615,000 | 1 |
| 10C, BELSIZE PARK GARDENS, LONDON NW3 4LD | Flat | 9 Mar 2001 | £240,000 | 1 |
| 32, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 9 Feb 2001 | £480,000 | 1 |
| 22, FIRST FLOOR FLAT, BELSIZE PARK GARDENS, LONDON NW3 4LH | Flat | 26 Jan 2001 | £550,000 | 1 |
| 66, FLAT A, BELSIZE PARK GARDENS, LONDON NW3 4NE | Flat | 5 Jan 2001 | £475,000 | 1 |
| 51, FLAT 4, BELSIZE PARK GARDENS NW3 4JL | Flat | 8 Dec 2000 | £375,000 | 1 |
| 81A, FLAT 4, BELSIZE PARK GARDENS NW3 4NJ | Flat | 8 Dec 2000 | £399,950 | 1 |
| 73, FLAT 2, BELSIZE PARK GARDENS NW3 4JP | Flat | 1 Dec 2000 | £400,000 | 1 |
| AVENUE HOUSE, FLAT 3, BELSIZE PARK GARDENS NW3 4LA | Flat | 1 Dec 2000 | £495,000 | 1 |
| 67, FLAT A, BELSIZE PARK GARDENS NW3 4JN | Flat | 16 Nov 2000 | £175,000 | 1 |
| 68C, BELSIZE PARK GARDENS NW3 4NE | Flat | 9 Nov 2000 | £352,000 | 2 |
| 4A, BELSIZE PARK GARDENS NW3 4LD | Flat | 6 Oct 2000 | £549,500 | 2 |
| 51, FLAT 8, BELSIZE PARK GARDENS NW3 4JL | Flat | 21 Sep 2000 | £270,000 | 1 |
| 29, FLAT 1, BELSIZE PARK GARDENS NW3 4JH | Flat | 10 Jul 2000 | £630,000 | 1 |
| 57, REAR GROUND FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JN | Flat | 5 May 2000 | £77,500 | 2 |
| 15, FLAT 7, BELSIZE PARK GARDENS NW3 4JG | Flat | 6 Apr 2000 | £300,000 | 1 |
| 26, SECOND AND THIRD FLOOR FLAT, BELSIZE PARK GARDENS NW3 4LH | Flat | 29 Mar 2000 | £370,000 | 1 |
| 64B, BELSIZE PARK GARDENS NW3 4NE | Flat | 27 Mar 2000 | £677,500 | 1 |
| 1, FLAT 1, BELSIZE PARK GARDENS NW3 4LB | Flat | 20 Mar 2000 | £370,000 | 1 |
| 78E, BELSIZE PARK GARDENS NW3 4NG | Flat | 17 Mar 2000 | £300,000 | 2 |
| 82A, BELSIZE PARK GARDENS NW3 4NG | Flat | 21 Jan 2000 | £249,450 | 1 |
| 3, FLAT 4, BELSIZE PARK GARDENS NW3 4LB | Flat | 7 Jan 2000 | £315,000 | 1 |
| 18A, BELSIZE PARK GARDENS NW3 4LH | Flat | 17 Dec 1999 | £445,000 | 1 |
| 64A, BELSIZE PARK GARDENS NW3 4NE | Flat | 15 Dec 1999 | £490,101 | 1 |
| 52, FLAT C, BELSIZE PARK GARDENS NW3 4ND | Flat | 10 Dec 1999 | £500,000 | 1 |
| 81A, FLAT 2, BELSIZE PARK GARDENS NW3 4NJ | Flat | 10 Dec 1999 | £290,000 | 1 |
| 69, BELSIZE PARK GARDENS NW3 4JP | Semi-Detached | 30 Nov 1999 | £750,000 | 1 |
| 20, FLAT 4, BELSIZE PARK GARDENS NW3 4LH | Flat | 22 Oct 1999 | £385,000 | 1 |
| 42, FLAT 5, BELSIZE PARK GARDENS NW3 4LY | Flat | 20 Oct 1999 | £220,000 | 1 |
| 74B, BELSIZE PARK GARDENS NW3 4NG | Flat | 20 Sep 1999 | £355,000 | 1 |
| 16A, BELSIZE PARK GARDENS NW3 4LD | Flat | 2 Sep 1999 | £415,000 | 1 |
| 35, FLAT 4, BELSIZE PARK GARDENS NW3 4JJ | Flat | 1 Sep 1999 | £203,500 | 1 |
| 43, SEMI-BASEMENT FLAT, BELSIZE PARK GARDENS NW3 4JJ | Flat | 9 Aug 1999 | £390,000 | 1 |
| 4, FLAT 6, BELSIZE PARK GARDENS NW3 4LD | Flat | 3 Aug 1999 | £225,000 | 1 |
| 2, FLAT 7, BELSIZE PARK GARDENS NW3 4LD | Flat | 18 Jun 1999 | £147,000 | 1 |
| 82, FLAT 7, BELSIZE PARK GARDENS NW3 4NG | Flat | 10 May 1999 | £152,500 | 1 |
| 37, FIRST FLOOR FLAT, BELSIZE PARK GARDENS NW3 4JJ | Flat | 11 Feb 1999 | £373,500 | 1 |
| 82, FLAT 2, BELSIZE PARK GARDENS, LONDON NW3 4NG | Flat | 19 Nov 1998 | £176,000 | 1 |
| 25F, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 17 Nov 1998 | £175,000 | 2 |
| 52A, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 1 Oct 1998 | £385,000 | 1 |
| 52, FLAT C, BELSIZE PARK GARDENS, LONDON NW3 4ND | Flat | 1 Oct 1998 | £350,000 | 2 |
| 25G, BELSIZE PARK GARDENS, LONDON NW3 4JH | Flat | 28 Aug 1998 | £195,000 | 1 |