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near Gibstown, County Louth, Ireland
Dunmahon Castle is situated on farmland near Gibston. It can be seen from the M1 motorway and from the Dublin to Belfast railway line.
Now in ruins, Dunmahon Castle is a four storey tower house with a vaulted ceiling over the ground floor. The stairs are in the north eastern corner, with the garderobes in the north west of the tower.
Dunmahon Castle was built in the 15th century and was inhabited until the 17th century. The castle was the scene of a massacre in the 1640s. Accounts of what happened vary, although Cromwell's troops are mentioned in the reports, with the number slain said to be about 250 - 300.
Other Castles in the Area
Barmeath Castle, County Louth
Carlingford Castle, County Louth
Castle Guard, County Louth
Castle Roche, County Louth
Haynestown Castle, County Louth
Hope Castle, County Monaghan
Milltown Castle, County Louth
Roodstown Castle, County Louth
Seatown Castle, County Louth
Slane Castle, County Meath
Taaffes Castle, County Louth
Greencastle, County Down
Moyry Castle, County Armagh
Narrow Water Castle, County Down