Average price per square foot in SO15 (Southampton) — July 2026
£316
avg £/sqft (indexed to today)
£237,000
median sold price
874 sqft
average floor area
+19.5%
new-build premium (125 new-build sales)
£/sqft by property type
| Type | Avg £/sqft (today) | Median price | Sales |
|---|---|---|---|
| Detached | £357/sqft | £470,000 | 242 |
| Semi-detached | £326/sqft | £325,000 | 894 |
| Terraced | £307/sqft | £268,000 | 741 |
| Flat | £307/sqft | £158,000 | 1,516 |
Trend (raw sold £/sqft by year)
| Year | Avg £/sqft |
|---|---|
| 2023 | £304/sqft |
| 2024 | £302/sqft |
| 2025 | £306/sqft |
| 2026 | £299/sqft |
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Nearby districts: SO14 · SO16 · SO17 · SO18 · SO19 · SO20 · SO21 · SO22 · all areas
Method: Land Registry sales (2021–present) in postcode district SO15, 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.