The 2022 census of Ireland was held on Sunday, 3 April 2022. It was organised by the Central Statistics Office (CSO) and reported a total population of 5,123,536, or a 7.6% increase since the prior 2016 census. It is the highest population recorded in a census since 1841 and the first time the population exceeded five million since 1851. A census was originally planned for 18 April 2021, but was postponed due to the COVID-19 pandemic.