Average price per square foot in SL3 (Slough) — July 2026
£514
avg £/sqft (indexed to today)
£425,000
median sold price
972 sqft
average floor area
+0.8%
new-build premium (65 new-build sales)
£/sqft by property type
| Type | Avg £/sqft (today) | Median price | Sales |
|---|---|---|---|
| Detached | £548/sqft | £740,000 | 379 |
| Semi-detached | £544/sqft | £525,000 | 682 |
| Terraced | £523/sqft | £400,000 | 702 |
| Flat | £448/sqft | £250,000 | 599 |
Trend (raw sold £/sqft by year)
| Year | Avg £/sqft |
|---|---|
| 2023 | £490/sqft |
| 2024 | £486/sqft |
| 2025 | £497/sqft |
| 2026 | £492/sqft |
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Nearby districts: SL0 · SL1 · SL2 · SL4 · SL5 · SL6 · SL7 · SL8 · all areas
Method: Land Registry sales (2021–present) in postcode district SL3, 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.