Area guide
Everything you need to know about buying property in the SO31 postcode area, covering Southampton and surrounding areas. All price data sourced from HM Land Registry — updated July 2026.
Average price
£262,318
Median price
£249,950
5-year trend
+30.2%
Total sales
30,349
The SO31 area has 1,083 individual postcodes with 30,349 registered sales. Prices are +33.9% below the national average, with the largest concentration in Southampton. The five-year price movement is +30.2%.
A major port city with a strong maritime economy, affordable housing relative to the South East and direct trains to London Waterloo.
🚆 Main station
Southampton Central
⏱️ London commute
~80 min by train
🏫 Notable school
King Edward VI School (Outstanding)
With an average of £262,318, SO31 is a mid-range area, +33.9% below the national average. Mid-range areas typically offer a broad selection of property types for first-time buyers and second-steppers. The dataset includes 30,349 recorded sales across 1,083 postcodes.
The five-year price trend in SO31 is +30.2%, significantly outpacing many other areas. This level of growth may reflect improving local amenities, transport links or broader regeneration.
SO31 6UP
£135,107 avg · 262 sales
SO31 8HE
£120,322 avg · 220 sales
SO31 6SX
£102,300 avg · 162 sales
SO31 4FJ
£193,760 avg · 161 sales
SO31 6TN
£153,959 avg · 159 sales
SO31 8GP
£131,807 avg · 158 sales
SO31 6AX
£112,953 avg · 157 sales
SO31 5PX
£126,709 avg · 151 sales
SO31 4RT
£276,943 avg · 141 sales
This SO31 area guide is based on HM Land Registry Price Paid Data, covering registered residential property sales in England and Wales from January 1995 onwards. All figures are historical sold prices, not current valuations or asking prices.
Data last updated: July 2026 · View methodology
The average sold price in the SO31 postcode area is £262,318, based on 30,349 HM Land Registry transactions. The largest town in this area is Southampton.
Properties in SO31 average £262,318, which is +33.9% below the national average of £396,803 for England and Wales.
SO31 is +33.9% below the national average of £396,803 for England and Wales. With 1,083 postcodes, there is a wide range of property options and price points within this area.
Prices in SO31 have moved +30.2% over five years, reflecting broader UK house price growth. The large sample size gives confidence in this trend.
No. All figures on this page are historical completed sale prices from HM Land Registry Price Paid Data. They are not current valuations, estate agent asking prices, or financial advice. Always seek professional advice before making property decisions.
Asking Price vs Sold Price in the UK
Understand the difference between asking prices and actual sold prices.
How to Use Sold Prices When Making an Offer
Use sold-price evidence to prepare for a UK property offer.
Down Valuations: What to Do
Respond to a low mortgage valuation with local sold-price evidence.
View all guides →