Telephone: +44 (0)1329 444972
Frequency of release: Decennial
Geographical coverage: UK
Geographical breakdown: Local Authority and County
Survey name(s): Census
On census night, the population of the UK was estimated to be 63.2 million.
There were 31 million men and 32.2 million women in the UK.
The estimated populations of the four constituent countries of the UK are 53 million people in England, 5.3 million in Scotland, 3.1 million in Wales and 1.8 million in Northern Ireland.
The population of the UK increased by 4.1 million (7 per cent) between 2001 and 2011.
The population of the UK aged 65 and over was 10.4 million (16 per cent of the UK population) in 2011, 9.4 million in 2001 (16 per cent) and 2.2 million in 1911 (5 per cent).
2011 Census statistics provide a rich source of information about the number, distribution and characteristics of the population of the United Kingdom as at census day (27 March 2011). This release provides estimates of the usually resident population of the UK and its constituent countries, by age and sex.
This release is the first release of population estimate for the UK to be produced from all three 2011 Censuses, which were conducted on 27 March 2011. It includes estimates of the usually resident population of the UK and its constituent countries, by sex and five-year age groups.
The statistical bulletin follows the first release of statistics for England and Wales and for Northern Ireland on 16 July 2012 and for Scotland on 17 December 2012. The reference tables included provide 2011 Census population estimates for all four constituent countries.
Due to the breadth and depth of census data, results from the 2011 Census are being released in stages. Subsequent releases of UK census data will be available as soon as all constituent country data are available. An outline of the timetable for subsequent UK releases has been published via the 2011 Census prospectus (415.9 Kb Pdf) .
Further information about the methodology and quality assurance processes for the 2011 Censuses in England and Wales, Scotland and Northern Ireland are available from their respective websites.
2011 Census Prospectus (415.9 Kb Pdf) .
These National Statistics are produced to high professional standards and released according to the arrangements approved by the UK Statistics Authority.