Clarke County Demographics

A map of Clarke County's Population by Race

Clarke County, Iowa had a population of 9,748 in 2020. It was 80.4% White, 0.4% Black, 0.8% Asian, 15.7% Hispanic, 0.8% Native American/Other, and 1.8% Multiracial. This map presents the population of Clarke County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Clarke County is the 77th most populous county of the 99 counties in Iowa.

Clarke County's White Population

7,837 residents of Clarke County identify as White, or 80.4%. This makes the White share of the population of Clarke County roughly similar to the White share of the population of Iowa (82.7% White). Of the 99 counties in Iowa, Clarke County is ranked #85 in terms of White residents as a share of the population.

Clarke County is less White than neighboring Decatur County (91.7% White), Warren County (91.4% White), Madison County (93.7% White), Union County (92.5% White), and Lucas County (94.4% White).

Clarke County's Black Population

43 residents of Clarke County identify as Black, or 0.4%. This makes the Black share of the population of Clarke County roughly similar to the Black share of the population of Iowa (4.1% Black). Of the 99 counties in Iowa, Clarke County is ranked #71 in terms of Black residents as a share of the population.

Clarke County is more Black than neighboring Madison County (0.3% Black), and Lucas County (0.2% Black). Clarke County is less Black than neighboring Decatur County (1.3% Black), Warren County (0.9% Black), and Union County (0.9% Black).

Clarke County's Asian Population

81 residents of Clarke County identify as Asian, or 0.8%. This makes the Asian share of the population of Clarke County roughly similar to the Asian share of the population of Iowa (2.4% Asian). Of the 99 counties in Iowa, Clarke County is ranked #27 in terms of Asian residents as a share of the population.

Clarke County is more Asian than neighboring Decatur County (0.5% Asian), Warren County (0.7% Asian), Madison County (0.5% Asian), Union County (0.5% Asian), and Lucas County (0.3% Asian).

Clarke County's Hispanic Population

1,534 residents of Clarke County identify as Hispanic, or 15.7%. This makes the Hispanic share of the population of Clarke County slightly larger than the Hispanic share of the population of Iowa (6.8% Hispanic). Of the 99 counties in Iowa, Clarke County is ranked #9 in terms of Hispanic residents as a share of the population.

Clarke County is more Hispanic than neighboring Decatur County (2.8% Hispanic), Warren County (3.2% Hispanic), Madison County (1.9% Hispanic), Union County (3.3% Hispanic), and Lucas County (2.3% Hispanic).

Clarke County's Native American/Other Population

75 residents of Clarke County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.8%. This makes the Native American/Other share of the population of Clarke County roughly similar to the Native American/Other share of the population of Iowa (0.7% Native American/Other). Of the 99 counties in Iowa, Clarke County is ranked #18 in terms of Native American/Other residents as a share of the population.

Clarke County is more Native American/Other than neighboring Warren County (0.5% Native American/Other), Madison County (0.5% Native American/Other), Union County (0.3% Native American/Other), and Lucas County (0.1% Native American/Other).

Clarke County's Multiracial Population

178 residents of Clarke County identify as Multiracial, or 1.8%. This makes the Multiracial share of the population of Clarke County roughly similar to the Multiracial share of the population of Iowa (3.4% Multiracial). Of the 99 counties in Iowa, Clarke County is ranked #93 in terms of Multiracial residents as a share of the population.

Clarke County is less Multiracial than neighboring Decatur County (2.9% Multiracial), Warren County (3.3% Multiracial), Madison County (3.1% Multiracial), Union County (2.4% Multiracial), and Lucas County (2.6% Multiracial).

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