◉ plumplot 

Cardiff population statistics

In 2017, there were 1.1M residents in Cardiff postcode area with an average age of 39.5 years. Population density was 647 residents per square kilometer. In England and Wales, the average age was 40. Based on Census, there were 2.39 residents per household in 2011.


total residents
estimates 2017


average age
estimates 2017


population density
estimates 2017


residents per household
Census 2011

Cardiff population density map

shows a number of residents per square kilometer(km2), estimates from 2017.

Cardiff population density map

Cardiff population average age map

Population average age by LSOA(County) in 2017.

Cardiff population average age map

Cardiff population growth

Total population per year outlines headcount differences.

Cardiff population growth

Cardiff births and deaths

by a year. Figures are for deaths registered, rather than deaths occurring in each calendar year. It can take months for a death referred to a coroner to be registered.

Cardiff births and deaths

Cardiff population pyramid

shows the distribution of various age groups in a population in 2017. Females shown on the left males shown on the left.

Cardiff population pyramid by year

Cardiff population share by decade of age

Ordered from most to least populous age group, 2017.

Cardiff population share by decade of age by year

Cardiff population by working age group

age grouphead-countshare in population

Cardiff average age rank

Comparison of postcode area average age to other postcode areas, 2017 population estimates.

Cardiff average age rank by year

Cardiff population average age

Annual area statistics of population average age compared to country statistics.

Cardiff population average age by year

Cardiff residential areas map

Purple-colored area is a business or an industrial area. Green-colored area is more quite and better for living. Mapping is based on UK Census 2011 data. Color is ratio of number of residents divided by a number of workday people.

Cardiff residential areas map

Associated reports:

Cardiff population changes

Cardiff crime statistics

Cardiff salary and unemployment

Cardiff home features

Cardiff real estate market

Cardiff home energy certificates

Homeimage/svg+xmlOpencliparteco green house icon2012-05-29T15:40:56https://openclipart.org/detail/170282/eco-green-house-icon-by-cybergedeondominiquechappardecologygreenhomehouseicon