Average price per square foot in TN15 (Sevenoaks) — July 2026
£498
avg £/sqft (indexed to today)
£485,000
median sold price
1330 sqft
average floor area
+23.6%
new-build premium (39 new-build sales)
£/sqft by property type
| Type | Avg £/sqft (today) | Median price | Sales |
|---|---|---|---|
| Detached | £518/sqft | £750,000 | 584 |
| Semi-detached | £491/sqft | £460,000 | 514 |
| Terraced | £494/sqft | £385,000 | 387 |
| Flat | £440/sqft | £239,975 | 113 |
Trend (raw sold £/sqft by year)
| Year | Avg £/sqft |
|---|---|
| 2023 | £482/sqft |
| 2024 | £478/sqft |
| 2025 | £480/sqft |
| 2026 | £470/sqft |
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Nearby districts: TN1 · TN10 · TN11 · TN12 · TN13 · TN14 · TN16 · TN17 · all areas
Method: Land Registry sales (2021–present) in postcode district TN15, 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.