Campgaw Mountain Reservation is a 1351-acre (5.5 km2) county park of Bergen County, New Jersey. It is located mostly within Mahwah, but extends into the northeastern part of Oakland (southwest of Glen Gray Road), as well as the northwestern part of Franklin Lakes. The park includes a ski area and the peak of Campgaw Mountain at a 735-foot (224 m) elevation. To the east of the park is Interstate 287. To the west of the park is U.S. Highway 202 and the Ramapo River.