Noughaval is one of 4 civil parishes in the barony of Kilkenny West and one of 8 civil parishes in the barony of Shrule, both in the Province of Leinster. The civil parish covers 15,218.6 acres (61.587 km2) , 11,645.1 acres (47.126 km2) in County Westmeath and 3,573.5 acres (14.461 km2) in County Longford.
Noughaval civil parish comprises 41 townlands in County Westmeath and the village of Ballymahon and 10 townlands in County Longford.