General Register Office
Government Offices, Convent Road, Roscommon F42 VX53 +353 0 90 663 2900 welfare.ie/en/pages/gro_research.aspx The GRO holds the historic records for civil registration, and has a research room in Werburgh Street in Dublin, while its indexes have been published online at irish
genealogy.ie and familysearch.org. For any records after 1958 you need to visit the research room to make a manual search for a birth, marriage or death record.
National Archives of Ireland
Bishop Street, Dublin 8 + 353 1 407 2300 nationalarchives.ie The National Archives of Ireland holds surviving census returns and documents relating to crime and prisons and the administration of property. In partnership with Findmypast, the National Archives of Ireland has been digitising sources useful for family historians, and most of these are freely available on its website.
National Library of Ireland
7–8 Kildare Street, Dublin 2, D02 P638 +353 1 603 0200 nli.ie The National Library of Ireland holds the most extensive collection of Irish newspapers on the island, as well as microfilm copies of Roman Catholic parish registers. Its catalogue of manuscript sources for the history of Irish civilisation, including references to useful estates papers, can be searched online at sources.nli.ie.