Rutan Hill is the local name for a hill on the United States Geological Survey Branchville 7.5-minute map. It is located about 2.46 miles (3.96 km) south-southwest of Colesville, New Jersey in Wantage Township, of Sussex County, New Jersey in the United States. Rutan Hill rises about 270 feet (82 m) above the adjacent creek valley to an elevation of just over 1,020 feet (310 m). This hill lies entirely within private, posted property. This nondescript hill is the surface expression of a diatreme that is the northern part of the Late Ordovician Beemerville Alkaline Complex.

Wantage Township is a township in Sussex County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 10,811, a decrease of 547 (−4.8%) from the 2010 census count of 11,358, which in turn reflected an increase of 971 (+9.3%) from the 10,387 counted in the 2000 census.