Grant County Demographics

A map of Grant County's Population by Race

Grant County, Wisconsin had a population of 51,938 in 2020. It was 93.0% White, 1.3% Black, 0.8% Asian, 2.4% Hispanic, 0.3% Native American/Other, and 2.2% Multiracial. This map presents the population of Grant County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Grant County is the 28th most populous county of the 72 counties in Wisconsin.

Grant County's White Population

48,325 residents of Grant County identify as White, or 93.0%. This makes the White share of the population of Grant County larger than the White share of the population of Wisconsin (78.6% White). Of the 72 counties in Wisconsin, Grant County is ranked #13 in terms of White residents as a share of the population.

Grant County is more White than neighboring Dubuque County (88% White), Richland County (92.5% White), and Lafayette County (90.8% White). Grant County is less White than neighboring Crawford County (93.2% White), and Iowa County (93.6% White).

Grant County's Black Population

679 residents of Grant County identify as Black, or 1.3%. This makes the Black share of the population of Grant County roughly similar to the Black share of the population of Wisconsin (6.2% Black). Of the 72 counties in Wisconsin, Grant County is ranked #24 in terms of Black residents as a share of the population.

Grant County is more Black than neighboring Richland County (0.5% Black), Iowa County (0.5% Black), and Lafayette County (0.2% Black). Grant County is less Black than neighboring Crawford County (1.6% Black), and Dubuque County (4.1% Black).

Grant County's Asian Population

411 residents of Grant County identify as Asian, or 0.8%. This makes the Asian share of the population of Grant County roughly similar to the Asian share of the population of Wisconsin (3% Asian). Of the 72 counties in Wisconsin, Grant County is ranked #25 in terms of Asian residents as a share of the population.

Grant County is more Asian than neighboring Crawford County (0.4% Asian), Richland County (0.5% Asian), and Lafayette County (0.2% Asian). Grant County is less Asian than neighboring Dubuque County (1% Asian).

Grant County's Hispanic Population

1,236 residents of Grant County identify as Hispanic, or 2.4%. This makes the Hispanic share of the population of Grant County slightly less than the Hispanic share of the population of Wisconsin (7.6% Hispanic). Of the 72 counties in Wisconsin, Grant County is ranked #50 in terms of Hispanic residents as a share of the population.

Grant County is more Hispanic than neighboring Crawford County (1.6% Hispanic), and Iowa County (1.9% Hispanic). Grant County is less Hispanic than neighboring Dubuque County (3% Hispanic), Richland County (3% Hispanic), and Lafayette County (6.6% Hispanic).

Grant County's Native American/Other Population

161 residents of Grant County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.3%. This makes the Native American/Other share of the population of Grant County roughly similar to the Native American/Other share of the population of Wisconsin (1.2% Native American/Other). Of the 72 counties in Wisconsin, Grant County is ranked #70 in terms of Native American/Other residents as a share of the population.

Grant County is less Native American/Other than neighboring Crawford County (0.5% Native American/Other), Dubuque County (1.2% Native American/Other), Richland County (0.4% Native American/Other), and Iowa County (0.4% Native American/Other).

Grant County's Multiracial Population

1,126 residents of Grant County identify as Multiracial, or 2.2%. This makes the Multiracial share of the population of Grant County roughly similar to the Multiracial share of the population of Wisconsin (3.5% Multiracial). Of the 72 counties in Wisconsin, Grant County is ranked #68 in terms of Multiracial residents as a share of the population.

Grant County is more Multiracial than neighboring Lafayette County (2% Multiracial). Grant County is less Multiracial than neighboring Crawford County (2.6% Multiracial), Dubuque County (2.7% Multiracial), Richland County (3% Multiracial), and Iowa County (2.8% Multiracial).

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