| Address | Date | Type | Price |
|---|---|---|---|
| 18, WELWYN PARK AVENUE | 08-09-2025 | Terraced | £140,000 |
| 34, WELWYN PARK AVENUE | 20-02-2025 | Semi-Detached | £120,000 |
| 13, WELWYN PARK AVENUE | 25-10-2024 | Terraced | £110,000 |
| 20, WELWYN PARK AVENUE | 27-01-2023 | Terraced | £90,000 |
| 28, WELWYN PARK AVENUE | 12-07-2022 | Terraced | £147,000 |
| 14, WELWYN PARK AVENUE | 03-12-2021 | Terraced | £152,000 |
| 24, WELWYN PARK AVENUE | 29-06-2021 | Terraced | £114,000 |
| 28, WELWYN PARK AVENUE | 02-08-2019 | Terraced | £98,000 |
| 44, WELWYN PARK AVENUE | 21-06-2019 | Terraced | £133,000 |
| 27, WELWYN PARK AVENUE | 20-09-2018 | Terraced | £94,000 |