SM4

District scores

Key statistics

Top postcodes in SM4

Ranked by liveability score. Click any postcode for the full area report.

About SM4

SM4 is Merton's residential heartland, spanning 582 postcodes across a settled, family-oriented neighbourhood that prioritizes stability over buzz. The area scores 68 out of 100 for overall liveability, making it a solid choice for those seeking suburban comfort rather than urban excitement—think quiet streets, local shops, and established communities rather than trendy bars and cultural hotspots. It's particularly well-suited to families and professionals who value good schools and low crime over being at the centre of London's action, though you'll accept longer journeys into central London as the trade-off for that peace and affordability.

The practical picture is strong across most metrics: schools are outstanding, with 100% rated as Good or Outstanding by Ofsted, and the safety score of 89/100 is impressive, backed by a crime rate of just 49.8 per 1,000 residents—well below London's average. Property prices sit around £510k with modest annual growth of 1.4%, offering decent value for the capital. However, transport is the weak point, with a score of 60/100 and an average PTAL of 2.5, meaning you'll rely heavily on a car or face longer public transport times; SM4 suits those with flexible commuting needs or who work locally, but will frustrate anyone dependent on quick access to central London.