Skip to main content
Postcodewise logo
Official Location Intelligence Comparison

SM1 4LX vs SW1A 1AA

Direct side-by-side analysis comparing Sutton and Westminster using verified open government data.

Area A
Area B
9.7 miles (15.6 km) apart Bearing 10° (North)

Both situated in the London region (Sutton vs Westminster).

Verdict: SM1 4LX and SW1A 1AA are 9.7 miles (15.6 km) apart. SM1 4LX holds a +0.3 overall score advantage. SM1 4LX ranks significantly safer based on police crime records.

Geographic Context & Spatial Proximity

Click markers for area details
SM1 4LXvsSW1A 1AA

Head-to-Head Scorecard

Direct comparison across essential quality-of-life, infrastructure and safety categories.

SM1 4LX(Sutton)
SW1A 1AA(Westminster)
Area A: Sutton

SM1 4LX

5.3/10 Overall
Sutton • Carshalton Central
Area B: Westminster

SW1A 1AA

5/10 Overall
Westminster • St James's
Overall Score Advantage: SM1 4LX
SM1 4LX5.3/10
SW1A 1AA5/10
Safety & Crime Advantage: SM1 4LX
SM1 4LX7/10 (Low)
SW1A 1AA1/10 (High)
Green Space Advantage: SW1A 1AA
SM1 4LX12.1%
SW1A 1AA28.1%
Max Broadband Advantage: SM1 4LX
SM1 4LX1000 Mbps
SW1A 1AA15 Mbps
Schools Rating Advantage: SW1A 1AA
SM1 4LX4/10
SW1A 1AA9/10
Transport Connectivity Advantage: SW1A 1AA
SM1 4LX1/10
SW1A 1AA10/10

Safety & Recorded Crime

Police.uk Street Level
SM1 4LX
7/10
Level: Low
Incidents: 7
SW1A 1AA
1/10
Level: High
Incidents: 383
Primary Incident Types:
  • Violence and sexual offences2
  • Anti-social behaviour1
  • Burglary1
  • Theft from the person94
  • Other theft88
  • Violence and sexual offences53

Environment & Nature

DEFRA & ONS Open Data
SM1 4LX
Green Space:12.1%
Tree Canopy:1.8%
Air Quality (AQI):17
Garden Access:94.3%
SW1A 1AA
Green Space:28.1%
Tree Canopy:9.3%
Air Quality (AQI):21
Garden Access:39.8%

Digital Connectivity

Ofcom Connected Nations
SM1 4LX
Max Download:1000 Mbps
Avg Download:
Full Fibre:Available
SW1A 1AA
Max Download:15 Mbps
Avg Download:
Full Fibre:Standard

Demographics & Community

ONS Census 2021
SM1 4LX
Density:1778/km²
Average Age:36
Family Households:31.1%
Single Occupants:33.6%
SW1A 1AA
Density:1465/km²
Average Age:37
Family Households:8.4%
Single Occupants:51.7%

Local Council & Tax

VOA & Local Authorities
SM1 4LX
Council:Sutton
Ward:Carshalton Central
Band D Tax:£2167.00
Flood Risk:Very Low
SW1A 1AA
Council:Westminster
Ward:St James's
Band D Tax:£2167.00
Flood Risk:Very Low

Schools & Education

Department for Education
SM1 4LX
School Score:4/10
Nearby Schools:10
Primary / Secondary:— / —
SW1A 1AA
School Score:9/10
Nearby Schools:10
Primary / Secondary:— / —
Data Intelligence Q&A

Frequently Asked Questions: SM1 4LX vs SW1A 1AA

Comparative answers computed directly from official Police.uk, ONS Census, Ofcom, DfE and Environment Agency records.

How far is SM1 4LX from SW1A 1AA?

The straight-line geodesic distance between SM1 4LX (Sutton) and SW1A 1AA (Westminster) is approximately 9.7 miles (15.6 km). Heading from SM1 4LX to SW1A 1AA, the bearing is 10° (North). Both postcodes belong to the London region, governed by different local authorities (Sutton vs Westminster).

Which area is safer: SM1 4LX or SW1A 1AA?

Based on official street-level records from Police.uk: SM1 4LX has a higher safety score of 7/10 (Low crime level) compared to SW1A 1AA at 1/10 (High crime level). Recorded incident counts for the surrounding area show 7 incidents near SM1 4LX versus 383 incidents near SW1A 1AA.

What local councils and authorities govern SM1 4LX and SW1A 1AA?

SM1 4LX is governed by Sutton in the Carshalton Central electoral ward, located in London. SW1A 1AA is administered by Westminster in the St James's ward, located in London. The benchmark annual Band D council tax liability is £2,167.00 in Sutton compared to £2,167.00 in Westminster.

Which area offers more green space and better air quality?

Environmental data highlights notable differences in open spaces and air quality: SM1 4LX has 12.1% public green space coverage and 1.8% tree canopy cover, whereas SW1A 1AA features 28.1% green space and 9.3% tree canopy. The local Air Quality Index (AQI) is 17 for SM1 4LX versus 21 for SW1A 1AA (lower values indicate cleaner atmospheric readings).

Which postcode has faster broadband and internet speeds?

According to Ofcom Connected Nations data: SM1 4LX has maximum available download speeds of 1000 Mbps (average: N/A), while SW1A 1AA offers up to 15 Mbps (average: N/A). SM1 4LX has a speed advantage of +985 Mbps for peak downloads.

How do schools compare between SM1 4LX and SW1A 1AA?

Department for Education and Ofsted data indicates: SM1 4LX achieves an education performance score of 4/10, compared to SW1A 1AA at 9/10. Within the standard catchment radius, there are 10 schools recorded near SM1 4LX and 10 schools near SW1A 1AA.

How do demographics and community profiles compare?

ONS Census records show distinct demographic profiles: SM1 4LX has a population density of 1778 people/km² (average age: 36), whereas SW1A 1AA has 1465 people/km² (average age: 37). In SM1 4LX, 31.1% of households are couples with children and 33.6% are single occupants. In SW1A 1AA, 8.4% are couples with children and 51.7% are single occupants.

What are the flood risk ratings for SM1 4LX vs SW1A 1AA?

Environment Agency flood maps assess SM1 4LX at 'Very Low' risk (with no active warnings), while SW1A 1AA is classified as 'Very Low' risk (with no active warnings).

Full Area Report

SM1 4LX

Explore comprehensive street-level data, 10-year crime trends, school inspection tables, planning history, and broadband maps for Sutton.

Full Area Report

SW1A 1AA

Explore comprehensive street-level data, 10-year crime trends, school inspection tables, planning history, and broadband maps for Westminster.

Detailed answer to your frequently asked question