HouseMarketBook

SN15 3, Wiltshire

Postcode sector in Wiltshire · 439 sales in the last 24 months, 362 with a floor area counted

Median price per square metre, last 24 months£3,690362 sales · £343 per sq ft · up 3% on a year ago

Prices per square metre in SN15 3 are up 3% on a year ago, at a median of £3,690 (£343 per sq ft).

Half of the 362 counted sales were between £3,060 and £4,170 per square metre, and the median price paid was £276,500. HM Land Registry records 8,860 sales in this postcode sector since 1995.

Median price, 24 months£276,500
£ per m², middle half£3,060 to £4,170
Sales, 24 months439362 with a floor area counted
Typical floor area73 m²

By property type

TypeSales£ / m²Middle halfMedian price
Detached105£4,000£3,600–4,550£405,000
Flat or maisonette81£2,790£2,300–3,220£160,000
Semi-detached91£3,720£3,320–4,180£294,000
Terraced85£3,740£3,360–4,070£227,500
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 SN15 3 by quarter, up 3% on a year ago
3,4803,6753,870£3,6702024 Q42026 Q3
Median £ per m² by year since 1995
7602,2553,750£3,75019952026
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 SN15 3

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
2026100£279,000£3,750
2025202£277,300£3,640
2024189£249,000£3,590
2023177£272,500£3,690
2022218£266,000£3,640
2021234£260,000£3,290
2020142£231,300£3,040
2019166£236,000£3,080
2018202£230,000£3,050
2017210£201,300£3,000
2016244£220,000£2,980
2015222£180,000£2,620
The last 12 years; the chart above runs from 1995.

Postcodes in SN15 3

306 · 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 73 m² · change on a year ago +3% · An index-based comparison of sold prices, not a valuation.