State Route 9 (SR 9), (known locally as Highway 9) is an 86.4-mile-long (139.0 km) north–south state highway in the northern part of the U.S. state of Georgia. It travels from Atlanta to , north-northeast of Dahlonega. It is concurrent with U.S. Route 19 (US 19) from its southern terminus, in northwest Atlanta, to Roswell Road at Interstate 285 (I-285), in Sandy Springs. It is also concurrent with US 19 from Dahlonega to its northern terminus at US 129/SR 11.