The population count in 1961, being 2.8 million, came after decades of population decline since 1841.

The Catholic majority in Ireland fell from 79% in 2016 to 69% in 2022, but this could be due to a rephrasing of the census question, which now includes the option “no religion” among the other possible choices. People of “no religion” grew from 10% in 2016 to 14% in 2022.

The population in every county has risen since 2016, ranging between 5% in counties Donegal, Kilkenny and Tipperary to 15% in Co Longford. In total, there has been an increase of around 390,000 people residing in Ireland, thanks to both a natural increase and net migration.

Between 2016 and 2022 the average age has increased from 37.4 to 38.8. The Central Statistics Office has noticed an evident aging of the population in the 2022 census results, with the largest population growth being in people over the age of 70, along with a 7% drop in people under the age of 10.

There’s been a 63% increase in people with dual Irish citizenship since 2016, growing to 170,597. A fifth of people said they were born out of the country and nearly 3 quarters of a million people said they could speak a language besides Irish and English.

747,961 people now work from home for at least a portion of their work week, about a third of all workers in Ireland.