The Tinicum Island Rear Range Light is a lighthouse located in the Billingsport section of Paulsboro in Gloucester County, New Jersey,[2] the rear of a pair of range lights marking a section of the channel in the Delaware River south of Philadelphia.

The lighthouse is surrounded by baseball fields next to the new marine terminal for the Port of Paulsboro and is still active for navigation on the Delaware River.

[2] The light tower originally had a keeper's dwelling with seven rooms, along with a brick oil house, frame barn and barnyard, cow shed, poultry house, and privy on 4.8 acres (1.9 ha) of land.

[7] The rear range lighthouse, which is owned by the United States Coast Guard, was added to the National Register of Historic Places on September 15, 2005.

[5] Tinicum Rear Range Lighthouse Society offers regular tours, including a climb to the top of the tower, the third full weekend of each month from April through October and special tours with advance notice.