SM4 is a postcode district associated with Merton. These profiles combine postcode-district records with wider-area context. The legacy composite score is experimental; source dates and limitations are listed below.
Safety
F75% below avg
Schools
B100% Good or Outstanding
Transport
B4 rail stations nearby
Afford.
FMedian £500,000
Environ.
FData under review
Health
A4 GP practices nearby
Education
A+Above average
Community
BStrong community
Compare with similar districts
This page covers the SM4 postcode district, which includes all postcodes starting with SM4 (e.g. SM4 3RG, SM4 4AB, SM4 5XX). All postcodes within SM4 share the same district-level data.
Data last updated October 2026 · Official UK government sources