Roscommon is the largest and county town of County Roscommon in Ireland. It is roughly in the centre of Ireland, near the meeting of the N60, N61 and N63 roads.
The name Roscommon is derived from Coman mac Faelchon who built a monastery there in the 5th century. The woods near the monastery became known as Ros Comáin. This was later anglicised to Roscommon. Its population at the 2016 census was 5,876.
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Free entry.
Wikipedia https://en.wikipedia.org/wiki/Roscommon
More information http://www.discoverireland.ie/Arts-Culture-Heritage/roscommon-castle/49128
Phone +353 90 6626342
Address Roscommon Town, Roscommon, Ireland.
Coordinates 53°38'7.592" N -8°11'35.874" E