Macon, officially Macon–Bibb County, is a consolidated city-county in Georgia, United States. Situated near the fall line of the Ocmulgee Ri…Macon, officially Macon–Bibb County, is a consolidated city-county in Georgia, United States. Situated near the fall line of the Ocmulgee River, it is 85 miles southeast of Atlanta and near the state's geographic center—hence its nickname "The Heart of Georgia".