Oak Ridge is a populated place LOCATED WITHIN the City of Biddeford. In turn, the City of Biddeford is located within York County.
Oak Ridge is located at latitude 43.436 and longitude -70.43.
Since Oak Ridge is located within the City of Biddeford, all of the census and demographic data for residents of Oak Ridge are included as part of the information reported for City of Biddeford in the "Profile" tab above.