In 2020, Riley County, KS had a population of 74.1k people with a median age of 25.1 and a median household income of $51,098. Between 2019 and 2020 the population of Riley County, KS declined from 75,056 to 74,059, a −1.33% decrease and its median household income declined from $51,208 to $51,098, a −0.215% decrease.
The 5 largest ethnic groups in Riley County, KS are White (Non-Hispanic) (76.1%), Black or African American (Non-Hispanic) (6.19%), White (Hispanic) (5.67%), Asian (Non-Hispanic) (4.95%), and Two+ (Non-Hispanic) (3.71%).
None of the households in Riley 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.
95.1% of the residents in Riley County, KS are U.S. citizens.
In 2020, the median property value in Riley County, KS was $205,900, and the homeownership rate was 43.6%.
Most people in Riley County, KS drove alone to work, and the average commute time was 15 minutes. The average car ownership in Riley County, KS was 2 cars per household.