In 2019, Gwinnett County, GA had a population of 936k people with a median age of 35.8 and a median household income of $72,109. Between 2018 and 2019 the population of Gwinnett County, GA grew from 927,781 to 936,250, a 0.913% increase and its median household income declined from $72,184 to $72,109, a −0.104% decrease.
The 5 largest ethnic groups in Gwinnett County, GA are White (Non-Hispanic) (35.2%), Black or African American (Non-Hispanic) (27.8%), Asian (Non-Hispanic) (12.1%), White (Hispanic) (10.8%), and Other (Hispanic) (9.1%). 37.6% of the households in Gwinnett County, GA speak a non-English language at home as their primary language.
85.7% of the residents in Gwinnett County, GA are U.S. citizens.
The largest universities in Gwinnett County, GA are Gwinnett Technical College (3,455 degrees awarded in 2020), Georgia Gwinnett College (1,127 degrees), and Aviation Institute of Maintenance-Atlanta (324 degrees).
In 2019, the median property value in Gwinnett County, GA was $250,200, and the homeownership rate was 66.9%. Most people in Gwinnett County, GA drove alone to work, and the average commute time was 31.6 minutes. The average car ownership in Gwinnett County, GA was 2 cars per household.