Tucker is a city located in DeKalb County, Georgia, United States. It was originally settled in the 1820s, and later developed as a railroad community in 1892. According to the 2016 United States Census Bureau annual estimate of resident population, it has a population of 35,322. In a November 2015 referendum, by a 3:1 margin, voters approved incorporating Tucker into a city. In March 2016 Tucker residents elected the city’s first mayor and city council.