Keokuk County Demographics

A map of Keokuk County's Population by Race

Keokuk County, Iowa has an estimated population of 9,924, a slight decrease from the 10,033 recorded in the 2020 Census. The population is 94.6% White, 2.3% Hispanic, 2.3% Multiracial, 0.3% Black, 0.3% Native American/Other, and 0.2% Asian. This demographic dot map shows the population of Keokuk County, with one dot drawn for each person counted by the Census, color-coded by race.

Keokuk is about as racially diverse as it was in 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 Keokuk County, that probability was 10.7% in 2020 and 10.4% in the most recent ACS estimates.

Keokuk County is ranked the 74th most populous county in Iowa, out of 99 counties. Keokuk County was ranked the 73rd most populous county in the 2020 Census.

Keokuk County's White Population

9,387 residents of Keokuk County, or 94.6% of the population, identify as White. The share of White residents in Keokuk County is considerably higher than in Iowa overall, where 82.3% of the population is White. Keokuk County ranks 15th statewide in terms of White residents as a share of the population, out of 99 counties.

Since the 2020 Census, Keokuk County's White population has remained roughly the same. White residents' share of Keokuk County's population has remained roughly unchanged at 94.6%.

Keokuk County is more White than neighboring Iowa County (92.5% White), Jefferson County (82.4% White), Wapello County (75.6% White), Washington County (88.7% White), and Mahaska County (91.6% White).

Keokuk County's Black Population

26 residents of Keokuk County, or 0.3% of the population, identify as Black. The share of Black residents in Keokuk County is slightly lower than in Iowa overall, where 3.8% of the population is Black. Keokuk County ranks 68th statewide in terms of Black residents as a share of the population, out of 99 counties.

Since the 2020 Census, Keokuk County's Black population has declined by an estimated 44.7%. Black residents' share of Keokuk County's population has remained roughly unchanged at 0.3%.

Keokuk County is less Black than neighboring Jefferson County (2.4% Black), Wapello County (3% Black), Washington County (1% Black), and Mahaska County (1.1% Black).

Keokuk County's Asian Population

20 residents of Keokuk County, or 0.2% of the population, identify as Asian. The share of Asian residents in Keokuk County is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Keokuk County ranks 97th statewide in terms of Asian residents as a share of the population, out of 99 counties.

Since the 2020 Census, Keokuk County's Asian population has grown by an estimated 25.0%. Asian residents' share of Keokuk County's population has remained roughly unchanged at 0.2%.

Keokuk County is less Asian than neighboring Jefferson County (8.2% Asian), Wapello County (1.6% Asian), Washington County (0.4% Asian), and Mahaska County (1% Asian).

Keokuk County's Hispanic Population

233 residents of Keokuk County, or 2.3% of the population, identify as Hispanic. The share of Hispanic residents in Keokuk County is slightly lower than in Iowa overall, where 7.3% of the population is Hispanic. Keokuk County ranks 79th statewide in terms of Hispanic residents as a share of the population, out of 99 counties.

Since the 2020 Census, Keokuk County's Hispanic population has grown by an estimated 8.4%. Hispanic residents' share of Keokuk County's population has remained roughly unchanged at 2.3%.

Keokuk County is less Hispanic than neighboring Iowa County (3.4% Hispanic), Jefferson County (4.1% Hispanic), Wapello County (13.4% Hispanic), Washington County (7.8% Hispanic), and Mahaska County (2.5% Hispanic).

Keokuk County's Native American/Other Population

30 residents of Keokuk County, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Keokuk County is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Keokuk County ranks 99th statewide in terms of Native American/Other residents as a share of the population, out of 99 counties.

Since the 2020 Census, Keokuk County's Native American/Other population has grown by an estimated 172.7%. Native American/Other residents' share of Keokuk County's population has remained roughly unchanged at 0.3%.

Keokuk County is more Native American/Other than neighboring Washington County (0.2% Native American/Other). Keokuk County is less Native American/Other than neighboring Iowa County (0.8% Native American/Other), Jefferson County (0.4% Native American/Other), Wapello County (2.6% Native American/Other), and Mahaska County (0.4% Native American/Other).

Keokuk County's Multiracial Population

228 residents of Keokuk County, or 2.3% of the population, identify as Multiracial. The share of Multiracial residents in Keokuk County is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Keokuk County ranks 39th statewide in terms of Multiracial residents as a share of the population, out of 99 counties.

Since the 2020 Census, Keokuk County's Multiracial population has declined by an estimated 14.9%. Multiracial residents' share of Keokuk County's population has remained roughly unchanged at 2.3%.

Keokuk County is more Multiracial than neighboring Washington County (2% Multiracial). Keokuk County is less Multiracial than neighboring Iowa County (2.7% Multiracial), Jefferson County (2.5% Multiracial), Wapello County (3.7% Multiracial), and Mahaska County (3.4% 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.