Average price per square foot in BN25 (Seaford) — July 2026

2,250 sold homes · Land Registry + EPC · HPI-indexed
£415
avg £/sqft (indexed to today)
£380,000
median sold price
1028 sqft
average floor area
+9.2%
new-build premium (131 new-build sales)

£/sqft by property type

TypeAvg £/sqft (today)Median priceSales
Detached£450/sqft£485,000961
Semi-detached£424/sqft£365,000467
Terraced£387/sqft£324,000308
Flat£360/sqft£215,000514

Trend (raw sold £/sqft by year)

YearAvg £/sqft
2023£404/sqft
2024£386/sqft
2025£389/sqft
2026£382/sqft
Appraising a site in BN25? Threshold turns this into comparables, a ground-pricing map, price prediction and a maximum land bid — one pin, under 60 seconds. Free 7-day trial →

Nearby districts: BN1 · BN10 · BN11 · BN12 · BN13 · BN14 · BN15 · BN16 · all areas

Method: Land Registry sales (2021–present) in postcode district BN25, 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.