Average price per square foot in WD18 (Watford) — July 2026
£499
avg £/sqft (indexed to today)
£365,000
median sold price
809 sqft
average floor area
+9.2%
new-build premium (634 new-build sales)
£/sqft by property type
| Type | Avg £/sqft (today) | Median price | Sales |
|---|---|---|---|
| Detached | £534/sqft | £710,000 | 41 |
| Semi-detached | £532/sqft | £530,000 | 163 |
| Terraced | £494/sqft | £410,000 | 716 |
| Flat | £496/sqft | £306,000 | 1,230 |
Trend (raw sold £/sqft by year)
| Year | Avg £/sqft |
|---|---|
| 2023 | £477/sqft |
| 2024 | £475/sqft |
| 2025 | £465/sqft |
| 2026 | £459/sqft |
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Nearby districts: WD17 · WD19 · WD23 · WD24 · WD25 · WD3 · WD4 · WD5 · all areas
Method: Land Registry sales (2021–present) in postcode district WD18, 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.