South Balham
WardSouth east Wandsworth. About 9,740 people (mid-2024 estimate) in 1.5 square kilometres.
Radon Affected Area by ward
Worked out by Open Index · 2022
About 0% of people in South Balham live in a 1 km square that the radon atlas marks as a radon Affected Area.
How South Balham compares
Each dot is a ward. The black line marks the middle one.
Is South Balham safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in South Balham at a rate of 82.4 per 1,000 people.
That compares with 97.7 per 1,000 people across Wandsworth.
Across England as a whole, the recorded crime rate was 96.3 per 1,000 people.
In August 2026 alone, 69 cases of crime and anti-social behaviour were recorded in South Balham.
In the 12 months to August 2026, the most common types were anti-social behaviour (173), violence and sexual offences (151) and other crime (125).
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.
Figures for the whole of Wandsworth
These figures are published for the whole of Wandsworth, not for each ward, so they describe all of Wandsworth and not South Balham alone. See Wandsworth
South Balham in brief
South Balham had 9,829 usual residents at the census.
About 0% of people in South Balham live in a 1 km square that the radon atlas marks as a radon Affected Area.
In South Balham, 91.5% of homes and businesses could get gigabit-capable broadband in January 2026.
In South Balham, 3.2% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.