Guam Highway 5 (GH-5) is one of the primary automobile highways in the United States territory of Guam.

The western end of GH-5 is in Santa Rita at a junction with GH-2A.

The roadway runs east and then turns south through Apra Heights, intersecting with the western terminus of GH-17, Cross Island Road.

The eastern end of the roadway is at an intersection with GH-12 at the entrance to the Ordnance Annex.

[1] The entire route is in Santa Rita.