State Route 5 (SR 5) is a 155.325-mile-long (249.971 km) state highway that travels south-to-north through portions of Carroll, Douglas, Cobb, Cherokee, Pickens, Gilmer, and Fannin counties in the western and northern parts of the U.S. state of Georgia. The highway travels from its southern terminus at SR 48 at the Alabama state line, north-northwest of Ephesus, to its northern terminus at SR 60 and SR 68 at the Tennessee state line on the McCaysville–Copperhill line, bisecting the northwestern portion of the state.

Carroll County is a county located in the northwestern part of the State of Georgia. As of the 2020 census, its population was 119,148. Its county seat is the city of Carrollton. Carroll County is included in the Atlanta-Sandy Springs-Roswell metropolitan statistical area and is also adjacent to Alabama on its western border.