Mongavlin Castle
County Donegal, Ireland
Mongavlin Castle is a castle in County Donegal, Ireland. The nearest other castle is Raphoe Castle, 6.1 mi away.

Mongavlin Castle at a glance
Type
Castle
Nearest castle
Raphoe Castle
6.1 mi away
Castles in County Donegal
13
Ireland
Location
County Donegal
Ireland
About Mongavlin Castle
Mongavlin Castle, also known as Mongevlin Castle, is a ruined castle on the west bank of the River Foyle, approx 3 km south of St Johnston, a village in the east of County Donegal in Ulster, the northern province in Ireland. Mongavlin was once a stronghold of the O'Donnells, Lords of Tyrconnell.
From the Wikipedia article on Mongavlin Castle, CC BY-SA 4.0.
Mongavlin Castle sits at 54.9042, -7.4533 in County Donegal. The closest other castles are Raphoe Castle (6.1 mi), Burt Castle (8.2 mi) and Altinaghree Castle (8.4 mi). County Donegal has 13 castles in all.