St Mary's Church is in the village of Allithwaite, Cumbria, England. It is an active Anglican parish church in the deanery of Windermere, the archdeaconry of Westmorland and Furness, and the diocese of Carlisle. Its benefice is united with those of St Mary and St Michael, Cartmel, St Peter, Field Broughton, St John the Baptist, Flookburgh, St Paul, Grange-over-Sands, Grange Fell Church, Grange-Over-Sands, and St Paul, Lindale to form the benefice of Cartmel Peninsula. The church is recorded in the National Heritage List for England as a designated Grade II listed building.