2021 Census update

Image of the 2021 Census Logo

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.

Population size

Thumbnail of Buckinghamshire Population

The chart shows the size of the population in Buckinghamshire and how it has changed since 1991 when the current recording methodology began.

Age distribution

Population Age Composition

The chart shows the age distribution of children (0-17 year-olds), working-age people (18-64 year-olds) and older people (65+ year-olds) in Buckinghamshire, South East England, and England.

Components of population change

The charts in this section show the components of population change. The components are natural change (births and deaths); internal UK migration (people moving in and out of Buckinghamshire from other parts of the UK), and international migration.

Population pyramid

A population pyramid shows the distribution of age and sex in a population by visualising the proportion of people that fall into each category.

Population growth

Chart showing population growth in Buckinghamshire in the past 20 years

The chart shows how Buckinghamshire’s population has increased (and decreased) year on year. It also shows the growth rate in South East England, England, and the UK.

Population of 0-17 year olds

Chart showing population aged 0-17 in Buckinghamshire

The data show how the population of children (aged 0-17) in Buckinghamshire has increased over the last two decades. The most recent decade between 2010 and 2020 has witnessed the largest increase.

Population of 18-64 year olds

Chart showing Population-Aged-18-64-Buckinghamshire

The data show how the working-age population (aged 18-64) in Buckinghamshire has changed over the last two decades and how it is projected to change over the coming two decades to 2040.

Population of 65+ year olds

Chart showing population of people aged 65+ in Buckinghamshire

The charts show how the number of residents aged 65+ has increased over the last two decades and how it is predicted to continue to rise over the next two decades.

Old Age Dependency Ratio

Two old people sitting on a bench and looking at a mountain

The chart shows the historic and projected Old-Age Dependency Ratio (OADR) in Buckinghamshire. The OADR has risen steadily in the last two decades and is projected to continue to rise.