HouseMarketBook

TW15, Ashford, Spelthorne

Postcode district in Spelthorne · 791 sales in the last 24 months, 635 with a floor area counted

Median price per square metre, last 24 months£5,290635 sales · £492 per sq ft · up 1% on a year ago

Prices per square metre in TW15 are up 1% on a year ago, at a median of £5,290 (£492 per sq ft).

Half of the 635 counted sales were between £4,700 and £5,960 per square metre, and the median price paid was £465,000. HM Land Registry records 16,100 sales in this postcode district since 1995.

Median price, 24 months£465,000
£ per m², middle half£4,700 to £5,960
Sales, 24 months791635 with a floor area counted
Typical floor area81 m²

By property type

TypeSales£ / m²Middle halfMedian price
Detached121£5,290£4,550–6,000£587,000
Flat or maisonette155£4,860£4,130–5,300£290,000
Semi-detached251£5,480£4,810–6,000£500,000
Terraced108£5,820£5,180–6,310£445,000
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 TW15 by quarter, up 1% on a year ago
5,1305,2955,460£5,3602024 Q42026 Q3
Median £ per m² by year since 1995
9203,1455,370£5,37019952026
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 TW15

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
2026172£483,800£5,370
2025371£465,000£5,260
2024351£450,000£5,260
2023306£431,300£5,180
2022470£427,000£5,000
2021614£400,000£4,750
2020328£410,000£4,730
2019378£380,500£4,680
2018362£381,500£4,740
2017383£385,000£4,760
2016436£380,000£4,610
2015497£335,000£4,050
The last 12 years; the chart above runs from 1995.

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 81 m² · change on a year ago +1% · An index-based comparison of sold prices, not a valuation.