Tags: Military Structure.
Seagate Castle is a castle in North Ayrshire in the town of Irvine close to the River Irvine Scotland. The castle was formerly a stronghold a town house and later a dower house of the Montgomery Clan. The castle overlooks the oldest street in Irvine which was once the main route between the town and the old harbour at Seagatefoot which by 1606 was useless and abandoned. The remains of the castle are protected as a category A listed building.