Polk County Demographics

A map of Polk County's Population by Race

Polk County, Minnesota had a population of 31,192 in 2020. It was 85.1% White, 3.1% Black, 0.5% Asian, 6.4% Hispanic, 1.4% Native American/Other, and 3.5% 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 34th most populous county of the 87 counties in Minnesota.

Polk County's White Population

26,538 residents of Polk County identify as White, or 85.1%. This makes the White share of the population of Polk County slightly larger than the White share of the population of Minnesota (76.3% White). Of the 87 counties in Minnesota, Polk County is ranked #57 in terms of White residents as a share of the population.

Polk County is more White than neighboring Mahnomen County (42.1% White). Polk County is less White than neighboring Red Lake County (92.1% White), Norman County (88.5% White), Pennington County (87.5% White), and Marshall County (92.2% White).

Polk County's Black Population

958 residents of Polk County identify as Black, or 3.1%. This makes the Black share of the population of Polk County roughly similar to the Black share of the population of Minnesota (6.9% Black). Of the 87 counties in Minnesota, Polk County is ranked #20 in terms of Black residents as a share of the population.

Polk County is more Black than neighboring Red Lake County (0.4% Black), Norman County (0.3% Black), Pennington County (1.3% Black), Marshall County (0.1% Black), and Mahnomen County (0.1% Black).

Polk County's Asian Population

156 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 Minnesota (5.2% Asian). Of the 87 counties in Minnesota, Polk County is ranked #50 in terms of Asian residents as a share of the population.

Polk County is more Asian than neighboring Red Lake County (0.1% Asian), Norman County (0.3% Asian), Marshall County (0.2% Asian), and Mahnomen County (0.1% Asian). Polk County is less Asian than neighboring Pennington County (0.9% Asian).

Polk County's Hispanic Population

1,999 residents of Polk County identify as Hispanic, or 6.4%. This makes the Hispanic share of the population of Polk County roughly similar to the Hispanic share of the population of Minnesota (6.1% Hispanic). Of the 87 counties in Minnesota, Polk County is ranked #25 in terms of Hispanic residents as a share of the population.

Polk County is more Hispanic than neighboring Red Lake County (2.6% Hispanic), Norman County (4.5% Hispanic), Pennington County (4.8% Hispanic), Marshall County (4.3% Hispanic), and Mahnomen County (2.8% Hispanic).

Polk County's Native American/Other Population

451 residents of Polk County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 1.4%. 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 Minnesota (1.4% Native American/Other). Of the 87 counties in Minnesota, Polk County is ranked #27 in terms of Native American/Other residents as a share of the population.

Polk County is more Native American/Other than neighboring Marshall County (0.6% Native American/Other). Polk County is less Native American/Other than neighboring Red Lake County (1.9% Native American/Other), Norman County (2.3% Native American/Other), Pennington County (1.6% Native American/Other), and Mahnomen County (42% Native American/Other).

Polk County's Multiracial Population

1,090 residents of Polk County identify as Multiracial, or 3.5%. This makes the Multiracial share of the population of Polk County roughly similar to the Multiracial share of the population of Minnesota (4.1% Multiracial). Of the 87 counties in Minnesota, Polk County is ranked #36 in terms of Multiracial residents as a share of the population.

Polk County is more Multiracial than neighboring Red Lake County (2.9% Multiracial), and Marshall County (2.6% Multiracial). Polk County is less Multiracial than neighboring Norman County (4.2% Multiracial), Pennington County (4% Multiracial), and Mahnomen County (12.8% Multiracial).

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