Knox County Demographics

A map of Knox County's Population by Race

Knox County, Nebraska has an estimated population of 8,363, a less than 1% change from the 8,391 recorded in the 2020 Census. The population is 84.5% White, 8.9% Native American/Other, 2.9% Hispanic, 2.5% Multiracial, 0.7% Black, and 0.4% Asian. This demographic dot map shows the population of Knox County, with one dot drawn for each person counted by the Census, color-coded by race.

Knox has become less racially diverse since the 2020 Census. It is considerably less diverse than Nebraska overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Knox County, that probability was 29.6% in 2020 and 27.6% in the most recent ACS estimates.

Knox County is ranked the 33rd most populous county in Nebraska, out of 93 counties. Knox County was ranked the 32nd most populous county in the 2020 Census.

Knox County's White Population

7,069 residents of Knox County, or 84.5% of the population, identify as White. The share of White residents in Knox County is higher than in Nebraska overall, where 75.3% of the population is White. Knox County ranks 72nd statewide in terms of White residents as a share of the population, out of 93 counties.

Since the 2020 Census, Knox County's White population has grown by an estimated 1.5%. White residents' share of Knox County's population has increased from 83.0% to 84.5%.

Knox County is less White than neighboring Bon Homme County (86.1% White), Pierce County (93.6% White), Antelope County (92.8% White), Yankton County (86.9% White), and Cedar County (95% White).

Knox County's Black Population

56 residents of Knox County, or 0.7% of the population, identify as Black. The share of Black residents in Knox County is slightly lower than in Nebraska overall, where 4.6% of the population is Black. Knox County ranks 65th statewide in terms of Black residents as a share of the population, out of 93 counties.

Since the 2020 Census, Knox County's Black population has grown by an estimated 250.0%. Black residents' share of Knox County's population has remained roughly unchanged at 0.7%.

Knox County is more Black than neighboring Pierce County (0.4% Black), and Cedar County (0.1% Black). Knox County is less Black than neighboring Bon Homme County (2.3% Black), Antelope County (0.8% Black), and Yankton County (1.6% Black).

Knox County's Asian Population

36 residents of Knox County, or 0.4% of the population, identify as Asian. The share of Asian residents in Knox County is slightly lower than in Nebraska overall, where 2.6% of the population is Asian. Knox County ranks 44th statewide in terms of Asian residents as a share of the population, out of 93 counties.

Since the 2020 Census, Knox County's Asian population has grown by an estimated 28.6%. Asian residents' share of Knox County's population has remained roughly unchanged at 0.4%.

Knox County is more Asian than neighboring Bon Homme County (0.1% Asian), Pierce County (0.2% Asian), Antelope County (0.2% Asian), Yankton County (0.3% Asian), and Cedar County (0.3% Asian).

Knox County's Hispanic Population

246 residents of Knox County, or 2.9% of the population, identify as Hispanic. The share of Hispanic residents in Knox County is lower than in Nebraska overall, where 12.7% of the population is Hispanic. Knox County ranks 83rd statewide in terms of Hispanic residents as a share of the population, out of 93 counties.

Since the 2020 Census, Knox County's Hispanic population has grown by an estimated 33.0%. Hispanic residents' share of Knox County's population has increased from 2.2% to 2.9%.

Knox County is more Hispanic than neighboring Bon Homme County (2.4% Hispanic), Pierce County (2.7% Hispanic), and Cedar County (2.5% Hispanic). Knox County is less Hispanic than neighboring Antelope County (4% Hispanic), and Yankton County (5.9% Hispanic).

Knox County's Native American/Other Population

747 residents of Knox County, or 8.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Knox County is higher than in Nebraska overall, where 1% of the population is Native American/Other. Knox County ranks 2nd statewide in terms of Native American/Other residents as a share of the population, out of 93 counties.

Since the 2020 Census, Knox County's Native American/Other population has declined by an estimated 22.1%. Native American/Other residents' share of Knox County's population has decreased from 11.4% to 8.9%.

Knox County is more Native American/Other than neighboring Bon Homme County (6% Native American/Other), Pierce County (0.8% Native American/Other), Antelope County (0.7% Native American/Other), Yankton County (2.1% Native American/Other), and Cedar County (0.3% Native American/Other).

Knox County's Multiracial Population

209 residents of Knox County, or 2.5% of the population, identify as Multiracial. The share of Multiracial residents in Knox County is comparable to the share in Nebraska overall, where 3.8% of the population is Multiracial. Knox County ranks 39th statewide in terms of Multiracial residents as a share of the population, out of 93 counties.

Since the 2020 Census, Knox County's Multiracial population has declined by an estimated 11.4%. Multiracial residents' share of Knox County's population has remained roughly unchanged at 2.5%.

Knox County is more Multiracial than neighboring Pierce County (2.4% Multiracial), Antelope County (1.5% Multiracial), and Cedar County (1.7% Multiracial). Knox County is less Multiracial than neighboring Bon Homme County (3.1% Multiracial), and Yankton County (3.3% 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.