Jerseydale is an unincorporated community in Mariposa County, California. It is located south-southwest of El Portal, at an elevation of 3779 feet (1152 m).
A post office operated at Jerseydale from 1889 to 1930.
Jerseydale was predominantly a gold mining community during the latter part of the nineteenth century. In later years it became a significant apple-growing district. Jerseydale is now the site of a Forest Service station and a fire station. The area is known for exceptionally heavy rainfall during winter storms.