Town Profile 1 postcode area
Isleworth
Greater London · 17,902 properties sold since 1995
Postcodes: TW7
Average Property Value
£546,748
↓ 15.7% YoY
£546,748
Average
£480,000
Median
£1k
Lowest
£33.5M
Highest
Price Trend
£518k £541k
Property Types
Flat 43%
Terraced 30%
Semi-Detached 23%
Detached 3%
Other 1%
17,902 total sales across 5 property types
Market Summary
£338k
Lower Quartile
£480k
Median
£640k
Upper Quartile
Price Distribution £1k – £33.5M
Yearly Price History
| Year | Average | Median | Sales | Change |
|---|---|---|---|---|
| 2026 (YTD) | £540,357 | £572,500 | 7 | ↓ 0.1% |
| 2025 | £540,836 | £499,950 | 359 | ↓ 15.7% |
| 2024 | £641,717 | £492,200 | 424 | ↑ 18.8% |
| 2023 | £540,033 | £490,000 | 371 | ↓ 3.3% |
| 2022 | £558,583 | £475,000 | 480 | ↑ 10.5% |
| 2021 | £505,718 | £465,000 | 614 | ↓ 0.6% |
| 2020 | £508,872 | £465,000 | 425 | ↑ 5.7% |
| 2019 | £481,394 | £425,000 | 532 | ↓ 8.5% |
| 2018 | £525,860 | £466,250 | 566 | ↑ 3.1% |
| 2017 | £510,217 | £425,000 | 617 | ↓ 1.5% |
| 2016 | £517,737 | £418,750 | 522 | ↑ 18.0% |
| 2015 | £438,781 | £399,950 | 561 | — |
Postcode Areas in Isleworth
Isleworth covers 1 postcode district. Click any area for detailed property data, schools, crime stats, and demographics.
Useful guides
Source: HM Land Registry Price Paid Data · Crown copyright 2026 · Open Government Licence v3.0