Dorchester population statistics

In 2024, there were 223k residents in Dorchester postcode area with an average age of 47.7 years. Population density was 138 residents per square kilometer. Population grew by 11.3% since 2002 and population average age increased by 5 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	223k
Average age	47.7
Population density	138

Dorchester population density map

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

Dorchester population average age map

Population average age by LSOA (County) in 2018.

Dorchester population growth

Total population per year outlines headcount differences.

Dorchester 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.

Dorchester population pyramid by year

Dorchester population share by decade of age

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

Dorchester 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	32.6k	14.6%	18.3%
16-64	123k	55.1%	62.8%
65+	67.3k	30.2%	18.9%

Average Age in Dorchester postcode area and Comparison to England & Wales
postcode area	Average age in 2024
Dorchester	47.7
England & Wales	40.8

Dorchester population average age

Annual area statistics of Dorchester's population average age compared to country statistics.

Dorchester 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.