Mountains and hills of County Offaly

mountain range in Ireland

Hill in Offaly, Ireland

Arderin () is a mountain on the border between counties Laois and Offaly in Ireland. With a height of 527 metres (1,729 ft) it is the highest point in the Slieve Bloom Mountains, and is the highest point in both counties.

mountain in Ireland

Farbreague () is a mountain (Marilyn) in County Offaly, Ireland. It is a popular walking destination in the county. At high, it is the county's sixth-highest mountain, the eighth-highest mountain in the Slieve Bloom Mountains and the 798th-highest summit in Ireland.