The census of Ireland is typically held on a quinquennial basis by the Central Statistics Office to determine the population of the Republic of Ireland. The most recent census was held in 2022. As of November 2022, the next census was planned to occur in 2027.[1] Prior to the Partition of Ireland, censuses covered the entire island of Ireland, with the most recent one having been the 1911 census of Ireland, no census having taken place in 1921 due to the Irish War of Independence.