FamilySearch make available remaining parts and extracts of these early Irish censuses with an index developed by findmypast. Browse images are organized by county,
pariah parish and townland.
For 1821 there are 275,103 records in 10,459 images covering Mayo, Antrim, Carlow, Cavan, Dublin, Fermanagh, Galway, Kilkenny, King's, Limerick, Meath and Unknown.
For 1831 there are 80,338 records in 3,818 images, mainly from Londonderry, with a few from Antrim and Unknown.
For 1841 there are 15,850 records in 2,358 images, a few parishes in each from Mayo, Antrim, Carlow, Cavan, Cork, Down, Dublin, Fermanagh, Limerick, Longford, Meath, Monaghan, Queen's, Tipperary. Tyrone. Waterford, Westmeath, Wicklow, Unknown.
For 1851 there are 58,795 records in 9,450 images from Mayo, Antrim, Armagh, Carlow, Cavan, Clare, Donegal, Down, Down - Part 2, Dublin, Fermanagh, Galway, Kerry, Kildare, Leitrim, Limerick, Londonderry, Longford, Mayo - Part 3, Meath, Monaghan, Queen's, Roscommon, Sligo, Tipperary, Tyrone, Waterford, Wexford, Wicklow, Unknown, Unknown - Part 9.
Also made available on FamilySearch are 136,152 records from Ireland,1841 and 1851 Census Search Forms compiled for purposes of verification of birth. The contain the applicant's name, address, residence in 1851 with county, barony, parish, townland and street as well as the parent's names and head of household in 1851.