In Wales, the population grew by 1.4% or 44,000 people. The English region with the largest population increase was the East of England, which grew by around 8.3% or 488,000 more residents. The English region with the smallest increase was the North East, growing by 1.9% or around 50,000 people.
A map shows the English regions and Wales.
In Denbighshire, the population size has increased by 2.2%, from around 93,700 in 2011 to 95,800 in 2021. This is higher than the overall increase for Wales (1.4%), where the population grew by 44,000 to 3,107,500.
A map of local authority areas in Wales is coloured to indicate the percentage change in population of each area. The data used in this article are available to download at the end.
The largest population increases in Wales have been seen in Newport and Cardiff, where the populations have grown by 9.5% and 4.7%, respectively.
At the other end of the scale, Ceredigion has seen a fall of 5.8%.
The local authority areas displayed on the map change form and position to create a bar chart that orders selected areas of Wales by percentage change in total population.
As of 2021, Denbighshire is the ninth least densely populated of Wales' 22 local authority areas, with an area equivalent to around one football pitch per resident.
A drawing of a football pitch is displayed. The number of people on the pitch, or the number of pitches for one person, changes as described in the text content.
At the other end of the population density scale for Wales, the amount of land in Powys works out at around five pitches per resident.
This population pyramid shows the population of males and females in each five-year age group at the time of the 2011 Census.
The largest age group in Wales back then was those aged 45 to 49 years.
A population pyramid is displayed. It shows males and females in each age group as a percentage of the total population for Denbighshire in 2011. The age group with the largest number of people is highlighted.
More recently, in 2021, the largest age group in Wales was those aged 55 to 59 years.
A population pyramid is displayed. It shows the number males and females in each age group as a percentage of the total population for Wales in 2021. The age group with the largest number of people is highlighted.
Overall, in Wales, there has been an increase of 17.7% in people aged 65 years and over, a decrease of 2.5% in people aged 15 to 64 years, and a decrease of 1.0% in children aged under 15 years.
The population pyramid turns into a horizontal bar chart, with bars representing the percentage change in the number of people of any sex in each five-year age group in Wales.
This is how Denbighshire compares. There has been an increase of 20.9% in people aged 65 years and over, a decrease of 3.2% in people aged 15 to 64 years, and an increase of 0.3% in children aged under 15 years.
The horizontal bar chart now shows the percentage change in the number of people of any sex in each five-year age group in Denbighshire.
Population change in certain areas may reflect how the coronavirus
(COVID-19) pandemic affected people's choice of usual residence on Census
Day, for example, students and in some urban areas.
These changes might have been temporary for some and more long-lasting for others.
First results from Census 2021 are rounded to the nearest 100 so may not add exactly.
Changes over time have been calculated with rounded estimates for Census 2021 and unrounded estimates from the 2011 Census.
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