Snellville is a city in Gwinnett County, Georgia, United States, east of Atlanta. The population was 18,242 at the 2010 census. The city's mayor, Kelly Kautz, was elected to a 4-year term in 2011. The city's commercial and residential development has grown enormously in recent years. In the Atlanta metro area, Snellville is known (mostly humorously) for the slogan on its city limit signs: 'Everybody's Somebody In Snellville'.