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SW4

Postcode district

Postcode district covering Clapham, Poynders Parade and Stockwell, in Lambeth.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an SW4 postcode. How census figures are added up

Open in map

Gigabit coverage by postcode district

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In SW4, 93.1% of homes and businesses could get gigabit-capable broadband in January 2026.

Median sale price
£627,000
128th most expensive of 2,235
Worked out by Open Index
Population
40,856
431st most populated of 2,756
ONS Census 2021 · 2021
Gigabit broadband coverage
93.1%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
4.7%
UK 3.9%
ONS via Nomis · Aug 2026

How SW4 compares

Each dot is a postcode district. The black line marks the middle one.

SW4Middle
Median sale price26 postcode districts, SW · 2025
Median sale price: every postcode district in SW26 areas from £467,500 to £2,525,000. The middle area is £790,825. SW4 is £627,000.
£627,0008th cheapest
Population28 postcode districts, SW · 2021
Population: every postcode district in SW28 areas from 250 to 86,975. The middle area is 20,222. SW4 is 40,856.
40,85610th most populated
Gigabit broadband coverage28 postcode districts, SW · Jan 2026
Gigabit broadband coverage: every postcode district in SW28 areas from 76.8% to 96.3%. The middle area is 92.3%. SW4 is 93.1%.
93.1%10th highest
Claimant rate25 postcode districts, SW · Aug 2026
Claimant rate: every postcode district in SW25 areas from 1.1% to 7.0%. The middle area is 3.6%. SW4 is 4.7%.
4.7%joint 6th highest

Is SW4 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SW4 at a rate of 165.0 per 1,000 people.

That compares with 126.0 per 1,000 people across SW.

In August 2026 alone, 601 cases of crime and anti-social behaviour were recorded in SW4.

In the 12 months to August 2026, the most common types were violence and sexual offences (1,300), anti-social behaviour (1,296) and other crime (1,125).

A year earlier, the recorded crime rate in SW4 was 149.9 per 1,000 people.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.

Deprivation in SW4, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so SW4 has no single figure. Of its 24 neighbourhoods with a rank:
  • Decile 2: 1 neighbourhood
  • Decile 3: 2 neighbourhoods
  • Decile 4: 7 neighbourhoods
  • Decile 5: 3 neighbourhoods
  • Decile 6: 4 neighbourhoods
  • Decile 7: 3 neighbourhoods
  • Decile 8: 3 neighbourhoods
  • Decile 9: 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in SW4

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Lambeth 008D1,666118.9 per 1,000485.4%
Lambeth 008E1,641250.8 per 1,000392.9%
Lambeth 012A1,64287.1 per 1,000488.0%
Lambeth 012B1,687591.2 per 1,000483.4%
Lambeth 012C1,75961.8 per 1,000696.4%
Lambeth 012E1,64287.5 per 1,0006100.0%
Lambeth 013B1,70270.8 per 1,000894.3%
Lambeth 013C2,042270.7 per 1,000892.3%
Lambeth 013D1,24571.2 per 1,000684.1%
Lambeth 013E1,10777.3 per 1,000469.8%
Lambeth 015C2,191221.5 per 1,000795.5%
Lambeth 015D1,70773.6 per 1,000599.8%
Lambeth 017A1,827108.8 per 1,000695.1%
Lambeth 017B1,721305.9 per 1,000489.6%
Lambeth 017C1,520403.4 per 1,000292.3%
Lambeth 017D1,705107.4 per 1,000393.8%
Lambeth 019A1,501164.4 per 1,000784.4%
Lambeth 019B1,39445.6 per 1,0009100.0%
Lambeth 019C1,48265.3 per 1,000799.9%
Lambeth 019D1,722110.0 per 1,000592.6%
Lambeth 019E1,61885.6 per 1,000897.8%
Lambeth 022C1,774112.2 per 1,000584.8%
Lambeth 022D1,44998.0 per 1,000496.8%
Lambeth 023A1,57471.9 per 1,000497.8%

MPs for SW4

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

Middle areas in SW44

Postcode sectors in SW46

Council1

Towns in SW41

Postcode districts next to SW45

Nearest rail stations4

More in the SW postcode area2

SW4 in brief

SW4 is a postcode district covering Clapham, Poynders Parade and Stockwell, in Lambeth.

About 40,520 people lived in SW4 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £627,000 in 2025 across 533 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 165.0 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in SW4 was £627,000 in 2025.

SW4 had 40,856 usual residents at the census.

In SW4, 93.1% of homes and businesses could get gigabit-capable broadband in January 2026.

In SW4, 4.7% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.