Buchanan is a city in Haralson County, Georgia, United States. The population was 941 at the 2000 census. The city is the county seat of Haralson County.
Locally, the city's name is pronounced BUCK-an'-uhn, with the emphasis on the first syllable.
Buchanan is located at 33°48′6″N 85°11′1″W / 33.80167°N 85.18361°W / 33.80167; -85.18361 (33.801726, -85.183506).