HouseMarketBook

SO18 4, Southampton

Postcode sector in Southampton · 109 sales in the last 24 months, 100 with a floor area counted

Median price per square metre, last 24 months£3,290100 sales · £306 per sq ft · down 0.7% on a year ago

Prices per square metre in SO18 4 are down 0.7% on a year ago, at a median of £3,290 (£306 per sq ft).

Half of the 100 counted sales were between £2,910 and £3,840 per square metre, and the median price paid was £272,500. HM Land Registry records 2,305 sales in this postcode sector since 1995.

Median price, 24 months£272,500
£ per m², middle half£2,910 to £3,840
Sales, 24 months109100 with a floor area counted
Typical floor area82 m²

By property type

TypeSales£ / m²Middle halfMedian price
Detached32£3,950£3,530–4,420£384,500
Flat or maisonette22£2,560£2,130–3,010£165,000
Semi-detached34£3,390£3,100–3,780£272,500
Terraced12£3,160£2,930–3,260£256,000
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 SO18 4 by quarter, down 0.7% on a year ago
3,1503,3803,610£3,1502024 Q42026 Q1
Median £ per m² by year since 1995
5802,0153,450£3,21019952026
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 SO18 4

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
202634£260,800£3,210
202552£290,000£3,380
202456£275,000£3,210
202361£252,000£3,380
202254£264,000£3,450
202164£270,000£3,080
202049£235,000£2,830
201946£216,500£2,850
201860£221,000£2,810
201755£215,000£2,810
201663£208,000£2,650
201571£185,000£2,360
The last 12 years; the chart above runs from 1995.

Postcodes in SO18 4

99 · 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 82 m² · change on a year ago −0.7% · An index-based comparison of sold prices, not a valuation.