Based on data in OpenStreetMap, here is a list of townlands in Co. Donegal.
Donegal has an area of 4,859.7 km² / 1,200,846.2 acres / 1,876.3 square miles
There are 3 townlands that we know about in Co. Donegal. This represents 0.1% of all the area in Co. Donegal.
Debug overlaps and coverage