National Library of Ireland holds Catholic parish registers, property records such as estate papers and maps, newspapers, directories, heraldic records plus published family histories and local history society publications. Use the catalogue to search across printed, manuscript, visual and digitised material (34,000+ photos).
The Sources Database lists 180,000+ catalogue records for Irish manuscripts and articles in Irish periodicals.
The Newspaper database details holdings.
A booklet Family History Research at the National Library of Ireland is available as a PDF.
TIP: Digitised Catholic parish registers are at registers.nli.ie.
TIP: Search the catalogue using a surname or place name and select Show digitised items only.