Census Dots

Clay County Demographics

A map of Clay County's Population by Race

Race
PopulationPercent
White
15,02591.7%
Hispanic
7044.3%
Multiracial
4002.4%
Asian
1050.6%
Black
990.6%
Native American/Other
510.3%

Clay County, Iowa had a population of 16,384 in 2020. It was 91.7% White, 0.6% Black, 0.6% Asian, 4.3% Hispanic, 0.3% Native American/Other, and 2.4% Multiracial. This map presents the population of Clay County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Clay County is the 47th most populous county of the 99 counties in Iowa.

Clay County's White Population

15,025 residents of Clay County identify as White, or 91.7%. This makes the White share of the population of Clay County slightly larger than the White share of the population of Iowa (82.7% White). Of the 99 counties in Iowa, Clay County is ranked #51 in terms of White residents as a share of the population.

Clay County is more White than neighboring Buena Vista County (54.6% White), O'Brien County (88.9% White), and Emmet County (86.6% White). Clay County is less White than neighboring Dickinson County (94.4% White), and Palo Alto County (93.3% White).

Clay County's Black Population

99 residents of Clay County identify as Black, or 0.6%. This makes the Black share of the population of Clay County roughly similar to the Black share of the population of Iowa (4.1% Black). Of the 99 counties in Iowa, Clay County is ranked #57 in terms of Black residents as a share of the population.

Clay County is more Black than neighboring Dickinson County (0.4% Black). Clay County is less Black than neighboring Buena Vista County (2.7% Black), O'Brien County (1.1% Black), and Emmet County (0.9% Black).

Clay County's Asian Population

105 residents of Clay County identify as Asian, or 0.6%. This makes the Asian share of the population of Clay County roughly similar to the Asian share of the population of Iowa (2.4% Asian). Of the 99 counties in Iowa, Clay County is ranked #33 in terms of Asian residents as a share of the population.

Clay County is more Asian than neighboring Dickinson County (0.5% Asian), Palo Alto County (0.4% Asian), and Emmet County (0.3% Asian). Clay County is less Asian than neighboring Buena Vista County (9.1% Asian).

Clay County's Hispanic Population

704 residents of Clay County identify as Hispanic, or 4.3%. This makes the Hispanic share of the population of Clay County roughly similar to the Hispanic share of the population of Iowa (6.8% Hispanic). Of the 99 counties in Iowa, Clay County is ranked #37 in terms of Hispanic residents as a share of the population.

Clay County is more Hispanic than neighboring Dickinson County (2.3% Hispanic), and Palo Alto County (3% Hispanic). Clay County is less Hispanic than neighboring Buena Vista County (28.5% Hispanic), O'Brien County (6.9% Hispanic), and Emmet County (9.4% Hispanic).

Clay County's Native American/Other Population

51 residents of Clay 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 Clay 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, Clay County is ranked #75 in terms of Native American/Other residents as a share of the population.

Clay County is more Native American/Other than neighboring Dickinson County (0.2% Native American/Other). Clay County is less Native American/Other than neighboring Buena Vista County (3.5% Native American/Other), Palo Alto County (0.5% Native American/Other), O'Brien County (0.5% Native American/Other), and Emmet County (0.5% Native American/Other).

Clay County's Multiracial Population

400 residents of Clay County identify as Multiracial, or 2.4%. This makes the Multiracial share of the population of Clay County roughly similar to the Multiracial share of the population of Iowa (3.4% Multiracial). Of the 99 counties in Iowa, Clay County is ranked #53 in terms of Multiracial residents as a share of the population.

Clay County is more Multiracial than neighboring Dickinson County (2.2% Multiracial), Buena Vista County (1.7% Multiracial), Palo Alto County (2.2% Multiracial), O'Brien County (1.9% Multiracial), and Emmet County (2.1% Multiracial).

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