Mountbolus (Irish: Cnocán Bhólais)[1] is a small village[2] in County Offaly, Ireland.

It is in the parish of Killoughey situated at the foot of the Slieve Bloom Mountains, 13 km south-west of Tullamore.

It has a church, a national (primary) school, and one public house.

When Offaly won the 1998 All-Ireland Senior Hurling Championship, the goalkeeper on the team was Stephen Byrne from the club.

[3] This article related to the geography of County Offaly, Ireland is a stub.