South West London population statistics

In 2024, there were 905k residents in South West London postcode area with an average age of 37.1 years. Population density was 9.4k residents per square kilometer. Population grew by 13.2% since 2002 and population average age increased by 1.6 years in the same period.

Key Population Data: Residents, Age and Density in 2024 (latest estimate from ONS)
Population Estimates	Value in 2024
Total residents	905k
Average age	37.1
Population density	9.4k

South West London population density map

shows a number of residents per square kilometer(km²), estimates from 2020.

South West London population average age map

Population average age by LSOA (County) in 2018.

South West London population growth

Total population per year outlines headcount differences.

South West London population pyramid

shows the distribution of various age groups in a population in 2024. Females are shown on the left, males are shown on the right.

South West London population pyramid by year

South West London population share by decade of age

Shares of population age groups compared to corresponding shares of population groups in England & Wales, 2024.

South West London working age population share

Working age population share compared to working age population share in England & Wales, 2024.

Age Distribution and Comparison to England & Wales
age group	head-count	% share of population	% for Eng & Wales
0-15	139k	15.3%	18.3%
16-64	665k	73.5%	62.8%
65+	102k	11.2%	18.9%

Average Age in South West London postcode area and Comparison to England & Wales
postcode area	Average age in 2024
South West London	37.1
England & Wales	40.8

South West London population average age

Annual area statistics of South West London's population average age compared to country statistics.

South West London residential areas map

Purple-colored areas are business or industrial areas. Green-colored areas provide quieter surroundings and better living. Map is based on a UK Census 2011 data. Colors calculated from the ratio of number of residents divided by a number of workday people.