Garden City is a city in Chatham County, Georgia, United States, located just northwest of Savannah. As of the 2020 census, the city had a population of 10,289. Part industrial and part residential, the city is home to much of the heavy industry in Chatham County. It is part of the Savannah metropolitan area. It hosts the largest and busiest ocean terminal of the Port of Savannah, the flagship operation of the Georgia Ports Authority.