Gwinnett County, Georgia Demographics 2026

Population Overview

Gwinnett County is located in Georgia with a total population of 966,972. It is the 2nd most populous county out of 159 in Georgia.

Age Demographics

The median age in Gwinnett County is 35.9 years. This is 4% lower than the state median of 37.4 years.

Economy, Income & Housing

The median household income in Gwinnett County is $84,823. This is 14% higher than the state median of $74,664. Compared to the national median of $78,538, household income here is 8% higher. The poverty rate stands at 10.5%. This is 22% lower than the state poverty rate of 13.5%. The unemployment rate is 4.1%. This is 21% lower than the state rate of 5.1%. The median home value is $345,700. Housing costs are 27% higher than the state median of $272,900. The home-value-to-income ratio is 4.1x. 66.7% of occupied housing units are owner-occupied. This homeownership rate is 2% higher than the state average of 65.4%.

Race & Ethnicity

Gwinnett County is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Black or African American residents account for 27.8%. The Hispanic or Latino population is significantly higher than the state average (23.3% vs 10.7%). The Asian population is significantly higher than the state average (12.8% vs 4.3%).

Education

38.7% of residents aged 25 and older hold a bachelor's degree or higher. This places Gwinnett County in the top 10% of all cities in the state for educational attainment. This is 13% higher than the state rate of 34.2%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 87.9%.