Postcode district
SM4: house prices and neighbourhoods
The SM4 postcode district (Merton, Sutton): 581 live postcodes across 9 neighbourhoods, with official figures as of 3 October 2026.
Typical house price
£561,500
Median of 32 resales of existing houses in SM4, Aug 2025 to Aug 2026.
Source: HM Land Registry Price Paid Data
Typical flat price
£335,000
Median of 9 resales of existing flats in SM4, Aug 2025 to Aug 2026.
Source: HM Land Registry Price Paid Data
Neighbourhoods in SM4
| Neighbourhood | Council | Typical house | Typical flat | Affluence today | Signs of gentrification |
|---|---|---|---|---|---|
| Cannon Hill | Merton | £670,000 | £335,000 | Among the most affluent | Some signs |
| Lower Morden | Merton | £526,000 | £325,000 | Among the most affluent | Moving the other way |
| Merton Park | Merton | £922,000 | £389,500 | Among the most affluent | Clear signs |
| Mitcham South | Merton | £497,500 | £286,500 | Middle income | Moving the other way |
| Mitcham West | Merton | £439,623 | £270,000 | Middle income | Some signs |
| Morden Central | Merton | £495,000 | £285,000 | Middle income | Moving the other way |
| St Helier North | Merton | £470,000 | £310,000 | Middle income | Few signs |
| Middleton Circle | Sutton | £410,000 | £265,000 | Middle income | Few signs |
| St Helier South | Sutton | £425,000 | £245,000 | Middle income | Moving the other way |
Each neighbourhood's figures are the median resale prices of houses and flats, Affluence today and the gentrification indication from its own page.
Thinking of buying in SM4?
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Prepare a full report for a home See a sample reportNeighbourhood names: House of Commons Library, MSOA Names, Open Parliament Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Contains National Statistics data © Crown copyright and database right 2026. Figures describe the area, not any home, and are not a valuation or a prediction.