About Us Gwinnett County is one of America’s fastest-growing counties and one of the nation’s most diverse. The county boasts the tagline, “Vibrantly Connected,” and celebrates its dynamic, diverse community, which represents a blend of generations, professions, cultures, backgrounds, and skills.  Gwinnett County Public Schools (GCPS) is the largest public school district in Georgia, one of the  largest districts in the United States, and the largest employer in the county. With a vision to become a system of world-class schools and a mission to p