Haddock is an unincorporated community in Jones County, Georgia, United States. It lies along State Route 22, to the east of the city of Gray, the county seat. Its elevation is 499 feet. It has a post office with the ZIP code 31033. Haddock is named for the Haddock family, who owned a large plantation in the area. It was once an incorporated town with schools, a train station, a saw mill, a bank, and a canning factory. The town had its beginnings in the 1870s.