Jefferson County Summary

Life in Jefferson County research summary. HomeSnacks has been researching the quality of life in Jefferson County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Jefferson County:

  • The population in Jefferson County is 18,387.

  • The median home value in Jefferson County is $246,364.

  • The median income in Jefferson County is $74,562.

  • The median rent in Jefferson County is $832.

  • The unemployment rate in Jefferson County is 3.5%.

  • The poverty rate in Jefferson County is 6.0%.

  • The average high in Jefferson County is 72.4° and there are 91.3 inches of rainfall annually.

Cities & Towns in Jefferson County

List Of Cities & Towns in Jefferson County

Valley Falls, KS Population 1,192

Perry, KS Population 1,169

Oskaloosa, KS Population 1,138

McLouth, KS Population 1,023

Nortonville, KS Population 794

Meriden, KS Population 719

Ozawkie, KS Population 666

Winchester, KS Population 385

Grantville, KS Population 220

Map Of Jefferson County

Jefferson County, KS Weather

  • The average high in Jefferson County is 72.4°.

  • There are 78.03 nice days each year.

  • Expect an average of 91.3 inches of rain each year with 6.3 inches of snow.

  • There is an average of 5:44 hours of sun each day in Jefferson County.

StatJefferson County
Mean High72.4
Nice Days78.03
Rainfall91.3
Snowfall6.3
Sunny_hours5:44
72.4°
Average High
91.3
Inches of Rain

Jefferson County Demographics

Population over time in Jefferson County

The current population in Jefferson County is 18,387. The population has decreased -2.6% from 2019.

Year Population % Change
2022 18,391 -3.1%
2021 18,974 0.4%
2020 18,890 -

Gender in Jefferson County

  • Jefferson County is 49.4% female with 9,088 female residents.

  • Jefferson County is 50.6% male with 9,299 male residents.

Female
49.4% (9,088)
Male
50.6% (9,299)
Gender Jefferson County KS USA
Female 49.4% 49.8% 50.4%
Male 50.6% 50.2% 49.6%

Race / Ethnicity in Jefferson County

Jefferson County is:

  • 92.3% White with 16,972 White residents.

  • 0.7% African American with 122 African American residents.

  • 0.5% American Indian with 93 American Indian residents.

  • 0.2% Asian with 44 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.1% Other with 14 Other residents.

  • 3.0% Two Or More with 547 Two Or More residents.

  • 3.2% Hispanic with 595 Hispanic residents.

White
92.3% (16,972)
African American
0.7% (122)
American Indian
0.5% (93)
Asian
0.2% (44)
Hawaiian
0.0% (0)
Other
0.1% (14)
Two Or More
3.0% (547)
Hispanic
3.2% (595)

Table: Jefferson County By Race

Race Jefferson County KS USA
White 92.3% 74.2% 58.9%
African American 0.7% 5.4% 12.1%
American Indian 0.5% 0.5% 0.6%
Asian 0.2% 3.0% 5.7%
Hawaiian 0.0% 0.1% 0.2%
Other 0.1% 0.3% 0.4%
Two Or More 3.0% 4.0% 3.5%
Hispanic 3.2% 12.6% 18.7%

Household Income For Jefferson County, Kansas

  • 3.5% of households in Jefferson County earn Less than $10,000.

  • 2.0% of households in Jefferson County earn $10,000 to $14,999.

  • 5.9% of households in Jefferson County earn $15,000 to $24,999.

  • 9.0% of households in Jefferson County earn $25,000 to $34,999.

  • 8.7% of households in Jefferson County earn $35,000 to $49,999.

  • 21.7% of households in Jefferson County earn $50,000 to $74,999.

  • 12.5% of households in Jefferson County earn $75,000 to $99,999.

  • 23.3% of households in Jefferson County earn $100,000 to $149,999.

  • 7.7% of households in Jefferson County earn $150,000 to $199,999.

  • 5.8% of households in Jefferson County earn $200,000 or more.

Less than $10,000
3.5% (638)
$10,000 to $14,999
2.0% (359)
$15,000 to $24,999
5.9% (1,080)
$25,000 to $34,999
9.0% (1,656)
$35,000 to $49,999
8.7% (1,590)
$50,000 to $74,999
21.7% (3,986)
$75,000 to $99,999
12.5% (2,304)
$100,000 to $149,999
23.3% (4,280)
$150,000 to $199,999
7.7% (1,422)
$200,000 or more
5.8% (1,068)
Income Jefferson County KS USA
Less than $10,000 3.5% 4.5% 4.9%
$10,000 to $14,999 2.0% 3.6% 3.8%
$15,000 to $24,999 5.9% 7.2% 7.0%
$25,000 to $34,999 9.0% 8.2% 7.4%
$35,000 to $49,999 8.7% 11.9% 10.7%
$50,000 to $74,999 21.7% 18.0% 16.1%
$75,000 to $99,999 12.5% 13.5% 12.8%
$100,000 to $149,999 23.3% 17.1% 17.1%
$150,000 to $199,999 7.7% 7.9% 8.8%
$200,000 or more 5.8% 8.0% 11.4%

Highest level of educational attainment in Jefferson County for adults over 25

  • 1.0% of adults in Jefferson County completed < 9th grade.

  • 3.0% of adults in Jefferson County completed 9-12th grade.

  • 38.0% of adults in Jefferson County completed high school / ged.

  • 25.0% of adults in Jefferson County completed some college.

  • 8.0% of adults in Jefferson County completed associate's degree.

  • 15.0% of adults in Jefferson County completed bachelor's degree.

  • 8.0% of adults in Jefferson County completed master's degree.

  • 1.0% of adults in Jefferson County completed professional degree.

  • 1.0% of adults in Jefferson County completed doctorate degree.

< 9th Grade
1% (183)
9-12th Grade
3% (551)
High School / GED
38% (6,987)
Some College
25% (4,596)
Associate's Degree
8% (1,470)
Bachelor's Degree
15% (2,758)
Master's Degree
8% (1,470)
Professional Degree
1% (183)
Doctorate Degree
1% (183)
Education Jefferson County KS USA
< 9th Grade 1% 2% 3%
9-12th Grade 3% 5% 6%
High School / GED 38% 26% 26%
Some College 25% 23% 20%
Associate's Degree 8% 9% 9%
Bachelor's Degree 15% 22% 21%
Master's Degree 8% 10% 10%
Professional Degree 1% 2% 2%
Doctorate Degree 1% 1% 2%

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