In 2022, Johnson County, KS had a population of 611k people with a median age of 38.1 and a median household income of $103,644. Between 2021 and 2022 the population of Johnson County, KS grew from 605,154 to 610,742, a 0.923% increase and its median household income grew from $96,059 to $103,644, a 7.9% increase.
The 5 largest ethnic groups in Johnson County, KS are White (Non-Hispanic) (78.2%), Asian (Non-Hispanic) (5.33%), Black or African American (Non-Hispanic) (4.7%), White (Hispanic) (3.83%), and Two+ (Non-Hispanic) (3.27%).
None of the households in Johnson 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.
95.8% of the residents in Johnson County, KS are U.S. citizens.
The largest universities in Johnson County, KS are Johnson County Community College (2,809 degrees awarded in 2022), MidAmerica Nazarene University (564 degrees), and Ottawa University-Kansas City (185 degrees).
In 2022, the median property value in Johnson County, KS was $343,300, and the homeownership rate was 68.9%.
Most people in Johnson County, KS drove alone to work, and the average commute time was 20.9 minutes. The average car ownership in Johnson County, KS was 2 cars per household.
Johnson County, KS borders Douglas County, KS, Franklin County, KS, Leavenworth County, KS, Miami County, KS, Wyandotte County, KS, Cass County, MO, and Jackson County, MO.