Kilbeggan (Irish: Cill Bheagáin) is a civil parish in County Westmeath, Ireland. It is located about 19.86 kilometres (12 mi) south–south–west of Mullingar. Kilbeggan is one of 8 civil parishes in the barony of Moycashel in the Province of Leinster. The civil parish covers 6,103.6 acres (24.700 km2). Kilbeggan civil parish comprises the town of Kilbeggan and 29 townlands: , , , , , , , , , , , , , Demesne or Mearsparkfarm, , , , , , , , , Kiltober and Grange, , , , , or Demesne, , , and .