Musquash is a geographic parish in Saint John County, New Brunswick, Canada.

[4] For governance purposes, the parish is part of the incorporated rural community of Fundy Shores,[5] which is a member of the Southwest Regional Service Commission.

[6] Prior to the 2023 governance reform, the parish formed the local service district of the parish of Musquash,[7] which was a member of the Fundy Regional Service Commission (FRSC).

[9] William F. Ganong has entries for Musquash Islands and Musquash Harbour, the former translated from the French I. aux Rats musquez, island of muskrats, the latter uncertain, both possibly related to Maliseet words.

[13][14][15] Parks, historic sites, and other noteworthy places at least partly within the parish.