Gwinnett County Demographics

A map of Gwinnett County's Population by Race

Gwinnett County, Georgia had a population of 957,062 in 2020. It was 32.5% White, 26.9% Black, 13.2% Asian, 23.0% Hispanic, 0.9% Native American/Other, and 3.5% Multiracial. This map presents the population of Gwinnett County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Gwinnett County is the 2nd most populous county of the 159 counties in Georgia.

Gwinnett County's White Population

310,583 residents of Gwinnett County identify as White, or 32.5%. This makes the White share of the population of Gwinnett County less than the White share of the population of Georgia (50.1% White). Of the 159 counties in Georgia, Gwinnett County is ranked #152 in terms of White residents as a share of the population.

Gwinnett County is more White than neighboring DeKalb County (28.2% White), and Rockdale County (26.2% White). Gwinnett County is less White than neighboring Forsyth County (63.4% White), Barrow County (66.6% White), and Walton County (70.9% White).

Gwinnett County's Black Population

257,124 residents of Gwinnett County identify as Black, or 26.9%. This makes the Black share of the population of Gwinnett County roughly similar to the Black share of the population of Georgia (30.6% Black). Of the 159 counties in Georgia, Gwinnett County is ranked #78 in terms of Black residents as a share of the population.

Gwinnett County is more Black than neighboring Forsyth County (4.2% Black), Barrow County (12.1% Black), and Walton County (17.7% Black). Gwinnett County is less Black than neighboring DeKalb County (50.3% Black), and Rockdale County (57.5% Black).

Gwinnett County's Asian Population

126,526 residents of Gwinnett County identify as Asian, or 13.2%. This makes the Asian share of the population of Gwinnett County slightly larger than the Asian share of the population of Georgia (4.4% Asian). Of the 159 counties in Georgia, Gwinnett County is ranked #2 in terms of Asian residents as a share of the population.

Gwinnett County is more Asian than neighboring DeKalb County (6.6% Asian), Rockdale County (1.6% Asian), Barrow County (3.9% Asian), and Walton County (1.5% Asian). Gwinnett County is less Asian than neighboring Forsyth County (18% Asian).

Gwinnett County's Hispanic Population

220,460 residents of Gwinnett County identify as Hispanic, or 23.0%. This makes the Hispanic share of the population of Gwinnett County larger than the Hispanic share of the population of Georgia (10.5% Hispanic). Of the 159 counties in Georgia, Gwinnett County is ranked #5 in terms of Hispanic residents as a share of the population.

Gwinnett County is more Hispanic than neighboring DeKalb County (10.7% Hispanic), Forsyth County (10% Hispanic), Rockdale County (10.2% Hispanic), Barrow County (12.6% Hispanic), and Walton County (5.4% Hispanic).

Gwinnett County's Native American/Other Population

8,408 residents of Gwinnett County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.9%. This makes the Native American/Other share of the population of Gwinnett County roughly similar to the Native American/Other share of the population of Georgia (0.8% Native American/Other). Of the 159 counties in Georgia, Gwinnett County is ranked #18 in terms of Native American/Other residents as a share of the population.

Gwinnett County is more Native American/Other than neighboring DeKalb County (0.8% Native American/Other), Forsyth County (0.7% Native American/Other), Barrow County (0.7% Native American/Other), and Walton County (0.8% Native American/Other).

Gwinnett County's Multiracial Population

33,961 residents of Gwinnett County identify as Multiracial, or 3.5%. This makes the Multiracial share of the population of Gwinnett County roughly similar to the Multiracial share of the population of Georgia (3.6% Multiracial). Of the 159 counties in Georgia, Gwinnett County is ranked #48 in terms of Multiracial residents as a share of the population.

Gwinnett County is less Multiracial than neighboring Forsyth County (3.7% Multiracial), Rockdale County (3.6% Multiracial), Barrow County (4.1% Multiracial), and Walton County (3.7% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.