Rancocas may refer to the following in the U.S. state of New Jersey:
Rancocas, New Jersey, a village in Westampton Township, Burlington County Rancocas Creek, a tributary of the Delaware River Rancocas Farm, in Jobstown Rancocas Valley Regional High School, in Burlington County Rancocas Woods, New Jersey, a locality in Mount Laurel Township, Burlington County USS Rancocas, nickname of the Vice Admiral James H. Doyle Combat Systems Engineering Development Site