Chickasaw County Demographics
A map of Chickasaw County's Population by Race
Chickasaw County, Iowa has an estimated population of 11,807, a slight decrease from the 12,012 recorded in the 2020 Census. The population is 92.6% White, 4.6% Hispanic, 1.7% Multiracial, 0.5% Black, 0.5% Native American/Other, and 0.0% Asian. This demographic dot map shows the population of Chickasaw County, with one dot drawn for each person counted by the Census, color-coded by race.
Chickasaw has become slightly more racially diverse since the 2020 Census. It is considerably less diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Chickasaw County, that probability was 13.3% in 2020 and 14.1% in the most recent ACS estimates.
Chickasaw County is ranked the 64th most populous county in Iowa, out of 99 counties. Chickasaw County was ranked the 63rd most populous county in the 2020 Census.
Chickasaw County's White Population
10,930 residents of Chickasaw County, or 92.6% of the population, identify as White. The share of White residents in Chickasaw County is considerably higher than in Iowa overall, where 82.3% of the population is White. Chickasaw County ranks 38th statewide in terms of White residents as a share of the population, out of 99 counties.
Since the 2020 Census, Chickasaw County's White population has declined by an estimated 2.2%. White residents' share of Chickasaw County's population has remained roughly unchanged at 92.6%.
Chickasaw County is more White than neighboring Bremer County (92.3% White), Floyd County (88.7% White), and Fayette County (91% White). Chickasaw County is less White than neighboring Howard County (93% White), and Winneshiek County (93.3% White).
Chickasaw County's Black Population
64 residents of Chickasaw County, or 0.5% of the population, identify as Black. The share of Black residents in Chickasaw County is slightly lower than in Iowa overall, where 3.8% of the population is Black. Chickasaw County ranks 55th statewide in terms of Black residents as a share of the population, out of 99 counties.
Since the 2020 Census, Chickasaw County's Black population has declined by an estimated 14.7%. Black residents' share of Chickasaw County's population has remained roughly unchanged at 0.5%.
Chickasaw County is more Black than neighboring Winneshiek County (0.4% Black). Chickasaw County is less Black than neighboring Bremer County (1.1% Black), Howard County (0.8% Black), Floyd County (1.4% Black), and Fayette County (0.8% Black).
Chickasaw County's Asian Population
2 residents of Chickasaw County, or 0.0% of the population, identify as Asian. The share of Asian residents in Chickasaw County is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Chickasaw County ranks 86th statewide in terms of Asian residents as a share of the population, out of 99 counties.
Since the 2020 Census, Chickasaw County's Asian population has declined by an estimated 92.9%. Asian residents' share of Chickasaw County's population has remained roughly unchanged at 0.0%.
Chickasaw County is less Asian than neighboring Bremer County (0.9% Asian), Howard County (0.3% Asian), Floyd County (1.6% Asian), Fayette County (0.9% Asian), and Winneshiek County (0.5% Asian).
Chickasaw County's Hispanic Population
545 residents of Chickasaw County, or 4.6% of the population, identify as Hispanic. The share of Hispanic residents in Chickasaw County is slightly lower than in Iowa overall, where 7.3% of the population is Hispanic. Chickasaw County ranks 39th statewide in terms of Hispanic residents as a share of the population, out of 99 counties.
Since the 2020 Census, Chickasaw County's Hispanic population has grown by an estimated 13.3%. Hispanic residents' share of Chickasaw County's population has increased from 4.0% to 4.6%.
Chickasaw County is more Hispanic than neighboring Bremer County (2.1% Hispanic), Howard County (3.3% Hispanic), Floyd County (3.9% Hispanic), Fayette County (3.1% Hispanic), and Winneshiek County (3.1% Hispanic).
Chickasaw County's Native American/Other Population
61 residents of Chickasaw County, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Chickasaw County is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Chickasaw County ranks 98th statewide in terms of Native American/Other residents as a share of the population, out of 99 counties.
Since the 2020 Census, Chickasaw County's Native American/Other population has grown by an estimated 335.7%. Native American/Other residents' share of Chickasaw County's population has remained roughly unchanged at 0.5%.
Chickasaw County is more Native American/Other than neighboring Floyd County (0.1% Native American/Other). Chickasaw County is less Native American/Other than neighboring Bremer County (1.1% Native American/Other).
Chickasaw County's Multiracial Population
205 residents of Chickasaw County, or 1.7% of the population, identify as Multiracial. The share of Multiracial residents in Chickasaw County is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Chickasaw County ranks 86th statewide in terms of Multiracial residents as a share of the population, out of 99 counties.
Since the 2020 Census, Chickasaw County's Multiracial population has declined by an estimated 14.9%. Multiracial residents' share of Chickasaw County's population has remained roughly unchanged at 1.7%.
Chickasaw County is less Multiracial than neighboring Bremer County (2.6% Multiracial), Howard County (2.1% Multiracial), Floyd County (4.4% Multiracial), Fayette County (3.7% Multiracial), and Winneshiek County (2.2% Multiracial).
Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.