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Population Review

Johnson County, KS — Population & Demographics

Johnson County, KS has a population of 614,764. The median household income is $107,261 and the median age is 38.3.

614,764

Population

$107,261

Median Income

$366,000

Median Home Value

38.3

Median Age

Race & Ethnicity

White80.2%
Black or African American4.9%
Asian0.0%
Hispanic or Latino (any race)1.4%
Two or More Races0.0%

Economy & Income

$107,261

Median Household Income

$58,292

Per Capita Income

3.4%

Poverty Rate

2.3%

Unemployment

Housing

$366,000

Median Home Value

$1,385

Median Rent

68.6%

Homeownership

Education

96.5%

High School+

56.9%

Bachelor's+

Frequently Asked Questions

Johnson County, KS has a population of 614,764 according to Census ACS 2023 data.

The median household income in Johnson County, KS is $107,261.

Data from the American Community Survey (ACS) 5-Year estimates.