The Mullaghmore Peninsula, also referred to as Mullaghmore Head, is a small peninsula in the north of County Sligo, Ireland. The coastal village of Mullaghmore is the peninsula's sole settlement. The village has 136 year-round residents according to the 2016 Census; however, its population is significantly higher during summer months. The peninsula is bounded by two large beaches on either side, and sports panoramic views of Ben Bulben and the Dartry Mountains, making it one of Sligo's most popular seaside destinations.

County Sligo is a county in Ireland. It is in the Northern and Western Region and is part of the province of Connacht. Sligo is the administrative capital and largest town in the county. Sligo County Council is the local authority for the county. The population of the county was 70,198 at the 2022 census. It is noted for Benbulben Mountain, one of Ireland's most distinctive natural landmarks.