Grayson is a city in Gwinnett County, Georgia, United States. The 2020 estimated population of Grayson, GA is 4740 people. The population was 2,666 at the 2010 census, up from 765 in 2000. Geography Grayson is located southeast of the center of Gwinnett County at (33.893306, -83.955420). Georgia State Route 20 is the main highway through town, leading north into Lawrenceville, the county seat, and southeast five miles to Loganville. Georgia State Route 84 (Grayson Parkway) leads southwest five miles to Snellville. According to the United States Census Bureau, the city has a total area of , of which is land and , or 2.30%, is water. Grayson suffered a damaging tornado on June 27, 1994, killing a 10-year-old girl. The city has been benefitting from exurban growth in eastern Gwinnett County, especially in the late 1990s and through the 2000s. Demographics 2020 census As of the 2020 United States census, there were 4,730 people, 1,245 households, and 1,049 families residing in the city. 2010 census , Grayson had a population of 2,666. The racial and ethnic composition of the population was 62.8% white, 23.8% black or African American, 0.4% Native American, 9.0% Asian, and 4% from other races. 4.8% of the population was Hispanic or Latino of any race. 2000 census As of the census of 2000, there were 765 people, 276 households, and 226 families residing in the city. The population density was . There were 288 housing units at an average density of . The racial makeup of the city was 94.77% White, 3.53% African American, 0.39% Asian, 0.65% Pacific Islander, 0.26% from other races, and 0.39% from two or more races. Hispanic or Latino of any race were 0.92% of the population. There were 276 households, out of which 44.6% had children under the age of 18 living with them, 68.1% were married couples living together, 9.1% had a female householder with no husband present, and 17.8% were non-families. 15.2% of all households were made up of individuals, and 7.6% had someone living alone who was 65 years of age or older. The average household size was 2.77 and the average family size was 3.02. In the city, the population was spread out, with 29.5% under the age of 18, 4.6% from 18 to 24, 34.0% from 25 to 44, 22.5% from 45 to 64, and 9.4% who were 65 years of age or older. The