In 2023, Allen County, KS had a population of 12.5k people with a median age of 41.3 and a median household income of $57,618. Between 2022 and 2023 the population of Allen County, KS declined from 12,554 to 12,491, a −0.502% decrease and its median household income grew from $55,059 to $57,618, a 4.65% increase.
The 5 largest ethnic groups in Allen County, KS are White (Non-Hispanic) (89%), Two+ (Non-Hispanic) (2.65%), White (Hispanic) (2.03%), Black or African American (Non-Hispanic) (1.89%), and Two+ (Hispanic) (1.43%).
None of the households in Allen 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.
98.2% of the residents in Allen County, KS are U.S. citizens.
The largest universities in Allen County, KS are Allen County Community College (341 degrees awarded in 2023).
In 2023, the median property value in Allen County, KS was $100,400, and the homeownership rate was 74.5%.
Most people in Allen County, KS drove alone to work, and the average commute time was 19.9 minutes. The average car ownership in Allen County, KS was 2 cars per household.
Allen County, KS borders Anderson County, KS, Bourbon County, KS, Coffey County, KS, Linn County, KS, Neosho County, KS, Wilson County, KS, and Woodson County, KS.