Carrigallen is a small village in County Leitrim, Ireland. It is on the R201 and R203 roads in the east of the county, 19 km west of Cavan town. As of 2016, the village had a population of 387. The village is in a civil parish of the same name.

County Leitrim is a county in Ireland. It is in the province of Connacht and is part of the Northern and Western Region. It is named after the village of Leitrim. Leitrim County Council is the local authority for the county, which had a population of 35,199 according to the 2022 census.