In 2020, Ottawa County, KS had a population of 5.78k people with a median age of 42.8 and a median household income of $59,607. Between 2019 and 2020 the population of Ottawa County, KS declined from 5,822 to 5,776, a −0.79% decrease and its median household income grew from $54,784 to $59,607, a 8.8% increase.
The 5 largest ethnic groups in Ottawa County, KS are White (Non-Hispanic) (93.8%), White (Hispanic) (2.16%), Two+ (Non-Hispanic) (1.09%), American Indian & Alaska Native (Non-Hispanic) (1.02%), and Black or African American (Non-Hispanic) (0.658%).
None of the households in Ottawa County, KS reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.5% of the residents in Ottawa County, KS are U.S. citizens.
In 2020, the median property value in Ottawa County, KS was $117,300, and the homeownership rate was 78.8%.
Most people in Ottawa County, KS drove alone to work, and the average commute time was 24 minutes. The average car ownership in Ottawa County, KS was 2 cars per household.