In 2021 the total population of Buckinghamshire was estimated to be 553,100, or about 1% of the people in England, at 56,489,800. Buckinghamshire’s population has increased by approximately 9.5% (47,800) between 2011 and 2021, which is about 3% higher than the national increase in population during the same period.
According to data from the Office for National Statistics (ONS), 23.2% (126,804) of the total population in Buckinghamshire are children aged under 18, 57.8% (316,142) are adults aged 18 to 64 and 19.0% (104,114) are aged 65 and over; 2.8% (15,315) of the resident population are 85 and over.
The last census for which full results are available was in 2011 and provided insight into the ethnicity of Buckinghamshire’s population. In 2011 86.4% of people identified as white, 8.6% identified as Asian or Asian British, 2.1% identified as black or black British, 2.4% identified as mixed-race, and 0.5% of the population identified as another ethnic group.
The census takes place every ten years. It gives a picture of all the people and households in England and Wales. The first 2021 Census results, including high-level population figures at the local authority level, were published on 28th June 2022. This section outlines the headline statistics for Buckinghamshire.