Polk County Demographics

A map of Polk County's Population by Race

Polk County, Wisconsin had a population of 44,977 in 2020. It was 92.9% White, 0.4% Black, 0.5% Asian, 2.1% Hispanic, 1.1% Native American/Other, and 3.1% Multiracial. This map presents the population of Polk County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Polk County is the 33rd most populous county of the 72 counties in Wisconsin.

Polk County's White Population

41,772 residents of Polk County identify as White, or 92.9%. This makes the White share of the population of Polk County larger than the White share of the population of Wisconsin (78.6% White). Of the 72 counties in Wisconsin, Polk County is ranked #14 in terms of White residents as a share of the population.

Polk County is more White than neighboring Burnett County (88.7% White), St. Croix County (91.4% White), Chisago County (89.7% White), Barron County (90.4% White), and Washington County (77.8% White).

Polk County's Black Population

159 residents of Polk County identify as Black, or 0.4%. This makes the Black share of the population of Polk County slightly less than the Black share of the population of Wisconsin (6.2% Black). Of the 72 counties in Wisconsin, Polk County is ranked #53 in terms of Black residents as a share of the population.

Polk County is less Black than neighboring St. Croix County (0.7% Black), Chisago County (1.5% Black), Barron County (1.7% Black), and Washington County (5.2% Black).

Polk County's Asian Population

205 residents of Polk County identify as Asian, or 0.5%. This makes the Asian share of the population of Polk County roughly similar to the Asian share of the population of Wisconsin (3% Asian). Of the 72 counties in Wisconsin, Polk County is ranked #43 in terms of Asian residents as a share of the population.

Polk County is more Asian than neighboring Burnett County (0.3% Asian). Polk County is less Asian than neighboring St. Croix County (1.1% Asian), Chisago County (1.4% Asian), Barron County (0.7% Asian), and Washington County (6.9% Asian).

Polk County's Hispanic Population

947 residents of Polk County identify as Hispanic, or 2.1%. This makes the Hispanic share of the population of Polk County slightly less than the Hispanic share of the population of Wisconsin (7.6% Hispanic). Of the 72 counties in Wisconsin, Polk County is ranked #55 in terms of Hispanic residents as a share of the population.

Polk County is more Hispanic than neighboring Burnett County (1.5% Hispanic). Polk County is less Hispanic than neighboring St. Croix County (2.9% Hispanic), Chisago County (2.6% Hispanic), Barron County (2.7% Hispanic), and Washington County (4.9% Hispanic).

Polk County's Native American/Other Population

507 residents of Polk County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.1%. This makes the Native American/Other share of the population of Polk 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, Polk County is ranked #24 in terms of Native American/Other residents as a share of the population.

Polk County is more Native American/Other than neighboring St. Croix County (0.6% Native American/Other), Chisago County (0.9% Native American/Other), and Washington County (0.8% Native American/Other). Polk County is less Native American/Other than neighboring Burnett County (4.5% Native American/Other), and Barron County (1.2% Native American/Other).

Polk County's Multiracial Population

1,387 residents of Polk County identify as Multiracial, or 3.1%. This makes the Multiracial share of the population of Polk County roughly similar to the Multiracial share of the population of Wisconsin (3.5% Multiracial). Of the 72 counties in Wisconsin, Polk County is ranked #32 in terms of Multiracial residents as a share of the population.

Polk County is less Multiracial than neighboring Burnett County (4.6% Multiracial), St. Croix County (3.4% Multiracial), Chisago County (4% Multiracial), Barron County (3.3% Multiracial), and Washington County (4.4% Multiracial).

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