County Cork County Cork County Cork () is a county in Ireland. It is the largest and southernmost county of Ireland, situated in the province of Munster and named after the city of Cork, Ireland's second-largest city. The Cork County Council is the local authority for the county. Its largest market towns are Mallow, Macroom, Midleton, and Skibbereen. In 2016, the county's population was 542,868, making it the third-most populous county in Ireland. Notable Corkonians include Michael Collins, Jack Lynch, and Sonia O'Sullivan. Cork borders four other counties; Kerry to the west, Limerick to the north, Tipperary to the north-east and Waterford
Local Government (Ireland) Act 1898 of the Irish Free State and Northern Ireland. The Act caused a number of county boundaries to be modified. This was for several reasons: The extents of the new administrative counties and county boroughs, which came into effect on 18 April 1899, were defined by orders of the Local Government Board for Ireland. There were no changes to the boundaries of the counties of Cavan, Cork, Donegal, Fermanagh, Kerry, Kildare, King's (Offaly), Leitrim, Limerick, Longford, Meath, Monaghan, and Tyrone; nor to those of the county boroughs (previously counties corporate) of Cork, Dublin, Limerick, and Waterford. Changes elsewhere were as follows: