SM4 area guide
Who lives in SM4, what homes sell for, and how it compares on crime, schools and transport.
- Council
- Merton
- Region
- London
- Population
- 50,177 (2024)
SM4Postcode district · Morden
What SM4 is like
The SM4 postcode district in Merton covers 582 live postcodes and is home to about 50,177 people in 17,985 households. 59.8% of households own their home, 20.2% rent privately and 19.3% are in social housing. The largest age group is 40–44, and 59.9% of adults are in work. On deprivation, it sits near the middle of the scale for England. Higher-harm crime is below the England and Wales average. Homes in SM4 sold for a median of £475,000 over the year to August 2026.
How SM4 compares
Headline figures for SM4, set against England as a whole.
Around the middle. Scored from 1 (most deprived in England) to 10 (least deprived).
Around the middle: 25.0 higher-harm crimes per 1,000 people a year vs 31.1 nationally.
Average annual income before tax, higher than 91% of neighbourhoods in England and Wales.
Worth knowing before you invest
Where SM4 differs most from the national average.
- 01Prices fallingLook closer
The median sale price in SM4 is down 6.9% on the year before.
- 02Well connectedPositive
9 stations within a mile and 31 bus stops within a ten-minute walk.
- 03Well-rated schoolsPositive
100% of the inspected schools nearby are rated good or better.
SM4 FAQs
01Is SM4 a good place to live?Deprivation, crime, schools and transport at a glance.
Deprivation, crime, schools and transport at a glance.
02How much does a house cost in SM4?The median sale price over the last year was £475,000.
The median sale price over the last year was £475,000.
03Is SM4 safe?How recorded crime here compares with the national average.
How recorded crime here compares with the national average.
04Who lives in SM4?Age, home ownership and housing from the census.
Age, home ownership and housing from the census.
05Which council covers SM4?The local authority for SM4 is Merton.
The local authority for SM4 is Merton.
06How well connected is SM4?Connectivity scores 10.0 out of 10.
Connectivity scores 10.0 out of 10.
Sources: Census 2021 (ONS); ONS mid-year population estimates; police recorded crime; the English, Welsh and Scottish indices of deprivation; ONS small area income estimates; ONS private rents; DfE, Welsh and Scottish school registers and Ofsted; DfT NaPTAN; ORR estimates of station usage; HM Land Registry Price Paid Data. Contains public sector information licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right.