Hardwick is an unincorporated community and census-designated place in Baldwin County, Georgia, United States. The population was 3,513 at the 2020 census, down from 5,135 in 2000, at which time it was listed as Midway-Hardwick. It is laid out around Central State Hospital. It is part of the Milledgeville Micropolitan Statistical Area. The zip code for Hardwick is 31034. Hardwick was home to Oglethorpe University during the 19th century.