Postcode district
SO18 House Prices & Property Market
Sold-price evidence and a 9-signal market rating for the SO18 postcode district, built from HM Land Registry, Bank of England, RICS, ONS and planning data. Index last computed Sept 2026.
48.46
Index / 100
Balanced
The SO18 market is broadly balanced. Neither buyers nor sellers hold a significant advantage. Conditions are relatively stable, though price momentum is showing mild signs of warming.
Median sold price
£265,000
Sales last month
19
HM Land Registry
SO18 sold price trend
| Month | Median price | Sales | YoY |
|---|---|---|---|
| Aug 2025 | £263,500 | 2 | — |
| Sept 2025 | £224,250 | 2 | — |
| Oct 2025 | £125,000 | 1 | — |
| Nov 2025 | £232,000 | 4 | — |
| Dec 2025 | £230,000 | 2 | — |
| Jan 2026 | £284,000 | 3 | -3.1% |
| Feb 2026 | £380,000 | 5 | +17.8% |
| Mar 2026 | £179,000 | 3 | -7.9% |
| Apr 2026 | £238,000 | 1 | 0.0% |
| May 2026 | £285,000 | 2 | +45.7% |
| Jun 2026 | £235,000 | 13 | +10.5% |
| Jul 2026 | £265,000 | 19 | — |
Source: HM Land Registry Price Paid Data. Months with few transactions can swing sharply.
What's driving the SO18 rating
Each signal scored 0–100 against 10 years of history. Full methodology.
Go deeper on SO18
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SO18 property market FAQs
What is the average house price in SO18?
The median sold price in SO18 is £265,000, based on HM Land Registry transactions.
Is SO18 a buyer's or seller's market right now?
SO18 currently scores 48.46/100 on our 9-signal market index, placing it in the "Balanced" band. The SO18 market is broadly balanced. Neither buyers nor sellers hold a significant advantage. Conditions are relatively stable, though price momentum is showing mild signs of warming.
How long do homes take to sell in SO18?
We don't currently have days-on-market data for SO18.
Where does this data come from?
Sold prices come from HM Land Registry Price Paid Data. The market index combines 9 signals including price momentum, supply and demand, sales velocity, RICS surveyor sentiment, rental yield, planning pipeline and local employment. See our methodology page for full details.
Nearby postcode districts
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Figures are indicative market statistics, not a formal valuation. Methodology.