Average price per square foot in KT21 (Ashtead) — July 2026
£604
avg £/sqft (indexed to today)
£675,000
median sold price
1314 sqft
average floor area
+0.4%
new-build premium (26 new-build sales)
£/sqft by property type
| Type | Avg £/sqft (today) | Median price | Sales |
|---|---|---|---|
| Detached | £634/sqft | £925,000 | 384 |
| Semi-detached | £609/sqft | £650,000 | 286 |
| Terraced | £615/sqft | £565,000 | 107 |
| Flat | £538/sqft | £340,000 | 219 |
Trend (raw sold £/sqft by year)
| Year | Avg £/sqft |
|---|---|
| 2023 | £565/sqft |
| 2024 | £581/sqft |
| 2025 | £570/sqft |
| 2026 | £574/sqft |
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Nearby districts: KT1 · KT10 · KT11 · KT12 · KT13 · KT14 · KT15 · KT16 · all areas
Method: Land Registry sales (2021–present) in postcode district KT21, 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.