HouseMarketBook

TW17 9, Spelthorne

Postcode sector in Spelthorne · 89 sales in the last 24 months, 78 with a floor area counted

Median price per square metre, last 24 months£5,35078 sales · £497 per sq ft · up 5.1% on a year ago

Prices per square metre in TW17 9 are up 5.1% on a year ago, at a median of £5,350 (£497 per sq ft).

Half of the 78 counted sales were between £4,530 and £6,290 per square metre, and the median price paid was £575,000. HM Land Registry records 1,925 sales in this postcode sector since 1995.

Median price, 24 months£575,000
£ per m², middle half£4,530 to £6,290
Sales, 24 months8978 with a floor area counted
Typical floor area106 m²

By property type

TypeSales£ / m²Middle halfMedian price
Detached35£5,840£5,080–6,960£837,500
Flat or maisonette21£4,480£3,620–5,250£250,000
Semi-detached10———
Terraced12£5,280£4,410–5,720£517,500
Counted sales over the last 24 months. A type needs 12 sales for a median; each type's median is what the fair-value check compares against in a sector.

The trend

Median £ per m² in TW17 9 by quarter, up 5.1% on a year ago
4,9304,9504,970£4,9302025 Q12025 Q3
Median £ per m² by year since 1995
1,0103,3255,640£5,09019952026
Each point is the median of the counted sales in that period. Older sales use the floor area on the latest certificate.

Busiest streets in TW17 9

By sales in the last 24 months
A street needs 12 counted sales for a median of its own; a dash means it has fewer.

Year by year

Counted sales
YearSalesMedian priceMedian £ / m²
202626£552,500£5,090
202543£565,000£5,410
202440£710,000£5,540
202346£435,000£5,250
202250£507,500£5,640
202164£575,000£5,200
202047£505,000£5,180
201959£520,000£5,480
201829£425,000£5,000
201753£550,000£5,100
201646£481,300£4,860
201551£399,000£4,750
The last 12 years; the chart above runs from 1995.

Postcodes in TW17 9

90 · median £ / m² where there are 12 counted sales

Sales to September 2026 · HM Land Registry price paid data · MHCLG energy certificates · ONS postcode directory · medians of counted sales over 24 months · typical floor area 106 m² · change on a year ago +5.1% · An index-based comparison of sold prices, not a valuation.