Schwenksville is a borough in Montgomery County, Pennsylvania, United States. The population was 1,385 at the 2010 census. It is notable for being located near the site of the Philadelphia Folk Festival. The borough was founded in 1684, when the Lenni-Lenape Indians ceded to William Penn the land along the Perkiomen Creek; it was incorporated in 1903. The borough was named for George Schwenk, whose son, Jacob Schwenk, served in George Washington's army.