Average price per square foot in W3 (London) — July 2026
£735
avg £/sqft (indexed to today)
£517,000
median sold price
882 sqft
average floor area
+21.3%
new-build premium (1,008 new-build sales)
£/sqft by property type
| Type | Avg £/sqft (today) | Median price | Sales |
|---|---|---|---|
| Detached | £752/sqft | £1,100,000 | 46 |
| Semi-detached | £724/sqft | £925,000 | 467 |
| Terraced | £722/sqft | £850,000 | 515 |
| Flat | £739/sqft | £450,000 | 2,942 |
Trend (raw sold £/sqft by year)
| Year | Avg £/sqft |
|---|---|
| 2023 | £699/sqft |
| 2024 | £695/sqft |
| 2025 | £666/sqft |
| 2026 | £638/sqft |
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Nearby districts: W10 · W11 · W12 · W13 · W14 · W1G · W1H · W1J · all areas
Method: Land Registry sales (2021–present) in postcode district W3, matched to EPC floor areas, HPI-indexed to today, 2nd–98th percentile trimmed. Open Government Licence data (HM Land Registry, EPC Register, ONS, UK HPI). Estimates for research, not RICS valuations. Updated July 2026.