Ottawa County Demographics

A map of Ottawa County's Population by Race

Ottawa County, Kansas had a population of 5,735 in 2020. It was 91.9% White, 0.5% Black, 0.2% Asian, 2.5% Hispanic, 0.6% Native American/Other, and 4.3% Multiracial. This map presents the population of Ottawa County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Ottawa County is the 60th most populous county of the 105 counties in Kansas.

Ottawa County's White Population

5,268 residents of Ottawa County identify as White, or 91.9%. This makes the White share of the population of Ottawa County larger than the White share of the population of Kansas (72.2% White). Of the 105 counties in Kansas, Ottawa County is ranked #18 in terms of White residents as a share of the population.

Ottawa County is more White than neighboring Cloud County (91.2% White), Saline County (76.4% White), Dickinson County (89.4% White), and Lincoln County (91.6% White). Ottawa County is less White than neighboring Clay County (92.2% White).

Ottawa County's Black Population

30 residents of Ottawa County identify as Black, or 0.5%. This makes the Black share of the population of Ottawa County slightly less than the Black share of the population of Kansas (5.6% Black). Of the 105 counties in Kansas, Ottawa County is ranked #62 in terms of Black residents as a share of the population.

Ottawa County is more Black than neighboring Lincoln County (0.2% Black). Ottawa County is less Black than neighboring Cloud County (1.4% Black), Saline County (3.2% Black), Clay County (0.6% Black), and Dickinson County (0.6% Black).

Ottawa County's Asian Population

10 residents of Ottawa County identify as Asian, or 0.2%. This makes the Asian share of the population of Ottawa County roughly similar to the Asian share of the population of Kansas (2.9% Asian). Of the 105 counties in Kansas, Ottawa County is ranked #91 in terms of Asian residents as a share of the population.

Ottawa County is less Asian than neighboring Cloud County (0.4% Asian), Saline County (2% Asian), Clay County (0.6% Asian), Dickinson County (0.4% Asian), and Lincoln County (0.3% Asian).

Ottawa County's Hispanic Population

144 residents of Ottawa County identify as Hispanic, or 2.5%. This makes the Hispanic share of the population of Ottawa County slightly less than the Hispanic share of the population of Kansas (13% Hispanic). Of the 105 counties in Kansas, Ottawa County is ranked #95 in terms of Hispanic residents as a share of the population.

Ottawa County is less Hispanic than neighboring Cloud County (3.5% Hispanic), Saline County (12.2% Hispanic), Clay County (2.7% Hispanic), Dickinson County (4.9% Hispanic), and Lincoln County (4.4% Hispanic).

Ottawa County's Native American/Other Population

37 residents of Ottawa County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 0.6%. This makes the Native American/Other share of the population of Ottawa County roughly similar to the Native American/Other share of the population of Kansas (1.2% Native American/Other). Of the 105 counties in Kansas, Ottawa County is ranked #62 in terms of Native American/Other residents as a share of the population.

Ottawa County is more Native American/Other than neighboring Clay County (0.5% Native American/Other). Ottawa County is less Native American/Other than neighboring Saline County (0.8% Native American/Other), Dickinson County (0.9% Native American/Other), and Lincoln County (0.9% Native American/Other).

Ottawa County's Multiracial Population

246 residents of Ottawa County identify as Multiracial, or 4.3%. This makes the Multiracial share of the population of Ottawa County roughly similar to the Multiracial share of the population of Kansas (5.1% Multiracial). Of the 105 counties in Kansas, Ottawa County is ranked #38 in terms of Multiracial residents as a share of the population.

Ottawa County is more Multiracial than neighboring Cloud County (2.9% Multiracial), Clay County (3.3% Multiracial), Dickinson County (3.8% Multiracial), and Lincoln County (2.7% Multiracial). Ottawa County is less Multiracial than neighboring Saline County (5.3% Multiracial).

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