In 2020, Ottawa, KS had a population of 12.3k people with a median age of 34.5 and a median household income of $47,233. Between 2019 and 2020 the population of Ottawa, KS grew from 12,260 to 12,308, a 0.392% increase and its median household income grew from $46,808 to $47,233, a 0.908% increase.
The 5 largest ethnic groups in Ottawa, KS are White (Non-Hispanic) (89.2%), Two+ (Non-Hispanic) (4.22%), White (Hispanic) (2.33%), Other (Hispanic) (1.33%), and Black or African American (Non-Hispanic) (1.19%).
None of the households in Ottawa, 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.
99.2% of the residents in Ottawa, KS are U.S. citizens.
In 2020, the median property value in Ottawa, KS was $114,700, and the homeownership rate was 61.3%. Most people in Ottawa, KS drove alone to work, and the average commute time was 19.8 minutes. The average car ownership in Ottawa, KS was 2 cars per household.