Cass County Demographics

A map of Cass County's Population by Race

Cass County, Iowa had a population of 13,127 in 2020. It was 93.8% White, 0.2% Black, 0.3% Asian, 2.3% Hispanic, 0.9% Native American/Other, and 2.4% Multiracial. This map presents the population of Cass County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Cass County is the 58th most populous county of the 99 counties in Iowa.

Cass County's White Population

12,317 residents of Cass County identify as White, or 93.8%. This makes the White share of the population of Cass County slightly larger than the White share of the population of Iowa (82.7% White). Of the 99 counties in Iowa, Cass County is ranked #23 in terms of White residents as a share of the population.

Cass County is more White than neighboring Montgomery County (93% White), and Shelby County (92.7% White). Cass County is less White than neighboring Audubon County (95.9% White), Adams County (95% White), and Adair County (94.3% White).

Cass County's Black Population

28 residents of Cass County identify as Black, or 0.2%. This makes the Black share of the population of Cass County roughly similar to the Black share of the population of Iowa (4.1% Black). Of the 99 counties in Iowa, Cass County is ranked #91 in terms of Black residents as a share of the population.

Cass County is less Black than neighboring Audubon County (0.3% Black), Adams County (0.3% Black), Adair County (0.6% Black), and Shelby County (0.5% Black).

Cass County's Asian Population

35 residents of Cass County identify as Asian, or 0.3%. This makes the Asian share of the population of Cass County roughly similar to the Asian share of the population of Iowa (2.4% Asian). Of the 99 counties in Iowa, Cass County is ranked #80 in terms of Asian residents as a share of the population.

Cass County is more Asian than neighboring Audubon County (0.1% Asian), and Montgomery County (0.2% Asian). Cass County is less Asian than neighboring Adams County (0.4% Asian), and Shelby County (0.4% Asian).

Cass County's Hispanic Population

306 residents of Cass County identify as Hispanic, or 2.3%. This makes the Hispanic share of the population of Cass County roughly similar to the Hispanic share of the population of Iowa (6.8% Hispanic). Of the 99 counties in Iowa, Cass County is ranked #75 in terms of Hispanic residents as a share of the population.

Cass County is more Hispanic than neighboring Audubon County (1.5% Hispanic), and Adams County (1.1% Hispanic). Cass County is less Hispanic than neighboring Montgomery County (3.6% Hispanic), Adair County (2.5% Hispanic), and Shelby County (3.5% Hispanic).

Cass County's Native American/Other Population

123 residents of Cass 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 Cass 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, Cass County is ranked #10 in terms of Native American/Other residents as a share of the population.

Cass County is more Native American/Other than neighboring Audubon County (0.2% Native American/Other), Montgomery County (0.3% Native American/Other), Adams County (0.8% Native American/Other), Adair County (0.3% Native American/Other), and Shelby County (0.3% Native American/Other).

Cass County's Multiracial Population

318 residents of Cass County identify as Multiracial, or 2.4%. This makes the Multiracial share of the population of Cass County roughly similar to the Multiracial share of the population of Iowa (3.4% Multiracial). Of the 99 counties in Iowa, Cass County is ranked #56 in terms of Multiracial residents as a share of the population.

Cass County is more Multiracial than neighboring Audubon County (2% Multiracial), and Adair County (2.1% Multiracial). Cass County is less Multiracial than neighboring Montgomery County (2.7% Multiracial), and Shelby County (2.6% Multiracial).

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