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Postcode insights

SM4 5NH

St Helier

Merton

England / London / Merton / Morden Central / St Helier / SM4 5NH

Overview

Postcode SM4 5NH is located in a major urban area, within the St Helier ward of Merton in the London region , and forms part of the Morden Central area. It has high deprivation and moderate crime levels, with around 70.2 crimes per 1,000 residents per year. The average income of residents in Morden Central is £52,400 per year. The nearest station is Morden located about 0.2 miles away. There are 11 primary and 2 secondary schools in the area. There are 2 parks nearby, closest large park is Morden Hall Park.

Crime rate
4/10
Crimes per 1k residents
70
Deprivation level
7/10
Income level
3/10
Social housing
14%
Connectivity
7/10
Flood Risk
No risk
Noise Level
No noise

Deprivation level

7/10

Morden Central has a high level of deprivation, ranked at position 11,146 out of 32,844 areas in the United Kingdom — placing it within the top 34% most deprived areas in England.

Crime level

4/10

Morden Central has a low crime rate, with approximately 70.2 reported incidents per 1,000 residents each year.

Social housing

14%

Approximately 14.0% of homes on this street are social housing provided by a local council or housing association. Across the surrounding area, around 19.8% of dwellings are socially rented.

Income level

3/10

The average income of residents in Morden Central is £52,400 per year.

Noise Level

No noise

No significant noise sources from railways or roads near SM4 5NH.

Flood risk

No risk

Morden Central near SM4 5NH has no flood risk (less than 0.1% chance of a flood each year) from rivers and sea.

Transport

7/10

The nearest station is Morden located about 0.2 miles away. There are 5 stations nearby.

DistanceZoneNameLines
0.2 mi

4

Morden

Northern

0.3 mi

4

Morden South

Southern, Thameslink

0.5 mi

4

South Merton

Southern, Thameslink

Parks

DistanceNameSize
0.5 miMorden Hall ParkLarge
0.4 miMostyn GardensMedium

Property prices in St Helier

Based on 73 recent sales, the median property price is £445,000 in St Helier area, with individual transactions ranging from £162,500 up to £757,000.

By property type (last year):
TypeSalesMedian
Flats25£330,000
Semi-Detached5£545,000
Terraced43£486,000

10 years price trend in St Helier

Schools

In the SM4 5NH postcode area, located within Morden Central, there are 11 primary and 2 secondary schools in close proximity.

DistancePhaseNameTypeRating
0.1 miNot applicablePerseid SchoolCommunity special school

Outstanding

0.2 miPrimaryAbbotsbury Primary SchoolCommunity school

Good

0.3 miNot applicableThe London Acorn SchoolOther independent school

N/A

Local amenities

DistanceNameAddress
0.1 miMorden Food Centre17 London Road, Morden, SM4 5HJ
0.1 miMorden Convenience StoreCrown Lane, Merton, SM4 5HN
0.2 miLidlAberconway Road, Merton, SM4 5LN
0.2 miAKK SuperstoreCrown Lane, Merton, SM4 5BA
0.2 miLondis34 Crown Lane, Morden, SM4 5BL

Data Sources

All data is sourced from official UK government agencies and public datasets. Last updated: 16/08/2025.