'The Slieve Bloom Mountains' (''Sliabh Bladhma'' in
Irish) rise from the central plain of
Ireland to a height of 526 metres. While not very high, they are extensive by local standards. The highest points are Arderin (526 m) at the southwestern end of the range and Baunreaghcong (511 m) at the end of the Ridge of Capard.
The village of
Cadamstown on the side of the
Silver River is the home of the ''Silver River Geological Reserve''.
The mountains are in the centre of the Ireland, south of the
Bog of Allen,
Banagher and
Tullamore,
County Offaly, east of the
River Shannon and west of
Portlaoise, the principle town of
County Laois. The western edge of the Slieve Bloom mountains is in the north of
County Tipperary, near
Roscrea.