County Wicklow (, ) is a county in Ireland. The last of the traditional 32 counties to be formed, as late as 1606, it is part of the Mid-East Region and is also located in the province of Leinster. It is named after the town of Wicklow, which derives from the Old Norse name Víkingaló, which means "Vikings' Meadow". Wicklow County Council is the local authority for the county. The population of the county is 136,640 according to the 2011 census.