Jefferson County, Kansas

Total Population: 18,391

County Seat: Oskaloosa

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Median Home Value

$200,800

Owner-occupied units

Median Household Income

$77,393

Across all households

Median Age

43.8 yrs

Across all residents

Bachelor's Degree+

24.6%

Adults 25 and older

Nearby Counties

Demographics

14 fields

Racial & Ethnic Composition

White (Non-Hispanic)91.6%
Two or More Races3.5%
Hispanic or Latino3.3%
Black (Non-Hispanic)0.6%
Am. Indian / Alaska Native0.5%
Asian (Non-Hispanic)0.2%
Other Race0.2%

Under 18 Years

22.2%

65 Years and Over

19.4%

Male

50.5%

Female

49.5%

U.S. Citizens (18+)

99.5%

No Health Insurance

4.8%

Education

3 fields

High School Graduate or Higher (25+)

95.2%

Bachelor's Degree or Higher (25+)

24.6%

Enrolled in College (18+)

4.0%

Economics

6 fields

Median Household Income

$77,393

Mean Household Income

$95,339

Per Capita Income

$39,516

Unemployment Rate (16+)

2.4%

In Labor Force (19–64)

83.2%

SNAP / Food Stamps

3.1%

Housing & Households

13 fields

Median Home Value

$200,800

Median Rent

$844/mo

Total Housing Units

8,004

Owner-Occupied

85.0%

Renter-Occupied

15.0%

Vacancy Rate

7.7%

Married Couple Households

57.9%

Cohabiting Couple Households

6.5%

Male Householder, No Partner

14.5%

Female Householder, No Partner

21.1%

Average Household Size

2.46

Broadband Internet Access

88.3%

Housing Built Since 2010

6.9%

Source: U.S. Census Bureau, American Community Survey 2023 5-Year Estimates. County FIPS 20087.