The population of Flintshire has increased higher than the national average over the past 10 years, according to recent census data. 

Between the last two censuses (held in 2011 and 2021), the population of Flintshire increased by 1.6%, from just over 152,500 in 2011 to around 155,000 in 2021.

This means Flintshire's population increased by a greater percentage than the overall population of Wales. The population of Wales increased by 1.4%, from 3,063,000 to 3,107,000.

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In 2021, Flintshire was home to around 2.5 people per football pitch-sized piece of land.

This area was the 11th most densely populated out of all 22 local authority areas across Wales.

By comparison the population in Wrexham grew very little over the last 10 years.

Between the last two censuses (held in 2011 and 2021), the population of Wrexham increased by just 0.2%, from just over 134,800 in 2011 to around 135,100 in 2021.

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This means Wrexham's population increased by a smaller percentage than the overall population of Wales.

In 2021, Wrexham was home to around 1.9 people per football pitch-sized piece of land. This area was the 10th-least densely populated out of all 22 local authority areas across Wales.

The census also indicated that both Flintshire and Wrexham are getting older as between the last two censuses, the median age of Flintshire increased by three years, from 41 to 44 years of age and the median age of Wrexham increased by two years, from 40 to 42 years of age.