Online Genealogical Sources

Click here to access a selection of online resources which may assist with family research.

Other sources which are available for access include the following

The Tithe Applotment books 1823-1835 (on microfilm)

The Tithe Applotment books were compiled following an act of parliament of 1823. Tithe was a tax on land, payable to the Church of Ireland. The books are arranged by civil or Church of Ireland parish and townland. They list the occupiers of land, the amounts held by each (often graded according to quality) and the amount of tithe payable.

Griffith's Valuation 1854 (hardcopy)

The valuation of property, commonly known as 'Griffith's Valuation', was compiled in the period 1848 to 1864. The Longford valuations were published in 1854. They are arranged by union, barony, civil parish and townland. Online access is also available from the library  through the Ask About Ireland website. Connect from here. 

1901 and 1911 censuses

The two complete surviving censuses, pre-independence, are those for 1901 and 1911. The household returns are arranged by District Electoral Division and townland.The 1901 and 1911 census is available on microfilm at Longford Library. Online access is also available by clicking on the national archives census website.

The Simon de Montfort Collection

Mr Simon de Montfort, a life member of County Longford Historical Society and member of the Irish Genealogical Research Society, has very generously donated the fruits of many years' research to Longford County Library. The material includes:

  • Family registers' for about 400 families who had property or businesses in the county. These include pedigrees.
  • 'Notes' for another 600 families about which less information was available.
  • Indexes to births, marriages and deaths for The Longford Journal (1839-1868).
  • Indexes to family names in various sources including directories, wills and deeds that were consulted by the author.

Other sources

  • The Archives relating to the landed estates in the county include rent books and account books with the names of tenants and, in some instances, details of their tenancies
    Ancestry is a valuable genealogy resource tool available only through our Library branch network.