U.S. Route 278 in Georgia

U.S. Highway 278
Route of US 278 in red
Route information
Auxiliary route of US 78
Maintained by GDOT
Existed:	1952 – present
Major junctions
West end:	US 278 / SR 74 at the Alabama state line, northwest of Esom Hill
	US 27 / SR 1 in Cedartown US 78 / SR 8 from Lithia Springs to Druid Hills I‑285 / SR 407 in Atlanta and just east of Avondale Estates I‑75 / I‑85 in Atlanta I‑20 / SR 402 in Various locations US 78 / SR 10 near Harlem I‑520 / SR 415 in Augusta US 1 / SR 4 from Augusta US 25 / SR 121 from Augusta
East end:	US 1 / US 25 / US 78 / US 278 / SC 121 at the South Carolina state line on the northeast edge of Augusta
Location
Counties:	Polk, Paulding, Cobb, Douglas, Fulton, DeKalb, Rockdale, Newton, Morgan, Greene, Taliaferro, Warren, McDuffie, Columbia, Richmond
Highway system
United States Numbered Highway System List Special Divided Replaced Georgia State Routes Interstate U.S. State ← SR 11 SR 13 →

U.S. Route 278 (US 278) in the U.S. state of Georgia is an east–west United States Highway traversing the north-central portion of the state. The highway travels from its western terminus as US 278/SR 74 at the Alabama state line near Esom Hill to its eastern terminus at US 1/US 25/US 78/US 278/SR 10/SR 121 in the Augusta metropolitan area where it crosses the Savannah River into South Carolina.

The route is concurrent with SR 6 from the Alabama state line to Lithia Springs, SR 100 and SR 1 in Cedartown, SR 8 from Lithia Springs to Decatur, SR 5 from Lithia Springs to Austell, and SR 10 from Atlanta to Avondale Estates, and again from Thomson to the South Carolina state line. It is entirely concurrent with SR 12 for 118 miles (190 km), and is briefly concurrent with the southern terminus of SR 124 in Lithonia.