County Offaly County Offaly County Offaly () is a county in Ireland. It is part of the Midlands Region and is also located in the province of Leinster. It is named after the ancient Kingdom of Uí Failghe and was formerly known as King's County. Offaly County Council is the local authority for the county. The population of the county is 78,003 according to the 2016 census. Offaly is the 18th largest of Ireland's 32 counties by area and the 24th largest in terms of population. It is the fifth largest of Leinster's 12 counties by size and the 10th largest by
Books of Survey and Distribution include: "Proprietors in 1641 by the Civil Survey", "Denominations of lands by the Downe Survey", "Number of acres distributed", "persons to whom distributed" and "Rent per annum payable to His Majesty". The surviving Survey and Distribution volumes cover the following counties: Kilkenny, Waterford, Kerry, Kildare, Carlow, Wexford, Longford, Mayo, Tipperary, Monaghan, Armagh, Limerick, Westmeath, Clare, Roscommon, Galway, Cork, Down, Antrim, Leitrim, Sligo, Cavan, Fermanagh, Laois, Offaly, Wicklow, Donegal, Londonderry and Tyrone. The Books for Clare, Galway, Mayo and Roscommon have been published by the Irish Manuscripts Commission. For other counties, manuscript copies are available at the National Library.Those for co