County Offaly population. It is the largest county by area and the third largest by population in the Midlands. Lusmagh Tullamore is the county town and largest town in Offaly and is the 30th largest in Ireland. Offaly borders seven counties: Galway, Roscommon, Tipperary, Laois, Westmeath, Kildare and Meath. The Slieve Bloom Mountains are in the southern part of the county on the border with County Laois. Offaly has the 24th highest county peak in Ireland. The highest point is Arderin () in the Slieve Blooms at . The Slieve Bloom Mountains contain the county's highest points including Stillbrook Hill and Wolftrap
County Meath Gaeltacht areas in the province of Leinster, at Ráth Chairn and Baile Ghib. Meath has seven land borders and also a small stretch of coastline stretching from Mornington to Gormanston beach. The counties that Meath border are; Dublin, Westmeath, Louth, Offaly, Kildare, Cavan, and Monaghan. There are eighteen historic baronies in the county. They include the baronies of Morgallion and Ratoath. While baronies continue to be officially defined units, they are no longer used for many administrative purposes. Their official status is illustrated by Placenames Orders made since 2003, where official Irish names of baronies are listed under "Administrative units".