The Gwinnett County Public School District is a school district operating in Gwinnett County, Georgia, United States. GCPS is the largest school system in Georgia, with over 120 school buildings and an estimated enrollment of over 188,000 students for the 2017–2018 year. GCPS is estimated to be the 14th largest school district in the U.S. The district has its headquarters in an unincorporated area near Suwanee.