SM4 9

Postcode sector

27 live postcodes, all in Merton.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Merton. Open the map at SM4 9 for neighbourhoods and points. Open the map at SM4 9

MPs for SM4 9

Mr Paul KohlerLiberal DemocratMP for Wimbledon81% of SM4 9’s postcodes
Dame Siobhain McDonaghLabourMP for Mitcham and Morden19% of SM4 9’s postcodes

As of 18 October 2026, from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

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Deprivation by neighbourhood

English Indices of Deprivation 2025

Most deprived 10%Least

6 of Merton’s 126 neighbourhoods are in England’s most deprived 20%.

Merton, the council that holds 100% of SM4 9

Average house price

£615,890

Down 0.9% in a year

HM Land Registry · Jul 2026

Median full-time pay

£50,844

12th highest paid of 348

ONS earnings survey · 2025

House price to pay

12.1×

20th least affordable of 348

Worked out by Open Index

Deprivation score

14.4

86th least deprived of 296

MHCLG · England only

Everything about Merton

Postcodes in SM4 9

SM4 9BTMerton
SM4 9EFMerton
SM4 9FJMerton
SM4 9FPMerton
SM4 9SAMerton
SM4 9SBMerton
SM4 9SDMerton
SM4 9SEMerton
SM4 9SFMerton
SM4 9SGMerton
SM4 9SHMerton
SM4 9SJMerton
SM4 9SLMerton
SM4 9SNMerton
SM4 9SPMerton
SM4 9SQMerton
SM4 9SRMerton
SM4 9SSMerton
SM4 9STMerton
SM4 9SUMerton
SM4 9SWMerton
SM4 9SXMerton
SM4 9SYMerton
SM4 9SZMerton
SM4 9TAMerton
SM4 9TBMerton
SM4 9ZZMerton