United States › Missouri › Clinton County COUNTY
Clinton County Missouri · 21,661 residents (2025 est.) · 419 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
Clinton County is home to 21,414 people in Missouri. Few US counties rank higher on income. 22% of adults hold a bachelor's degree, below the 36% national rate. 1% of people here were born outside the United States. Owners hold 76% of the housing stock. Home values have more than doubled since 2000, reaching $226,800.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 42.0
US median: 38.9
Less educated
22% hold a bachelor's degree
US average: 36%
Less affordable
home values up 36%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 18,979 in 2000
21,661 in 2025 (Census Bureau estimate)
from 50 / sq mi in 2009
US average: 281
from 37.7 in 2000
US average: 38.9
Population, 1990 – 2024
16K 18K 19K 20K 22K 1990 2000 2010 2020 2024 Clinton County Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $70,627
−7%inflation adjusted, since 2000
from $41,629 in 2000
US average: $82,259
from $19,056 in 2000
US average: $44,673
Households earning $100K+
from 28.3% in 2009
US average: 53.3%
from 9.3% in 2000
US average: 12.5%
from 0.373 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 7.6%
Agriculture, forestry, fishing 3.3%
Public administration 3.1%
Transportation & warehousing 2.3%
Arts, entertainment, food 1%
Education & health services 0.9%
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$226,800
+36%inflation adjusted, since 2000
from $91,800 in 2000
US average: $376,019
$1,008
+25%inflation adjusted, since 2000
from $442 in 2000
US average: $1,442
from 78.9% in 2000
24.3% rent
from 8.1% in 2009
US average: 10.0%
from 2.49 people in 2009
US average: 2.54
from 25.4% in 2009
US average: 22.9%
from 29.1% in 2009
US average: 47.4%
from 2.9 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 95.8%(18,191)
Hispanic / Latino 1.1%(205)
2024
White, non-Hispanic 91.9%(19,680)
Hispanic / Latino 2.6%(567)
from 12 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
from 29 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 17 more ancestry groups with data from 14.5% in 2000
US average: 35.6%
High school or higher
from 86.1% in 2000
US average: 89.6%
from 4.2% in 2000
US average: 14.0%
Section 06
Commute & transportation from 23.4 min in 2000
US average: 26.5
from 80.1% in 2009
US average: 68.9%
from 13.6% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 3.0% in 2009
US average: 15.0%
from 2.1% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 3.8% in 2009
US average: 8.3%
Section 07
Work & employment from 8.7% in 2011
US average: 5.2%
from 64.6% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 70.5% in 2020
US average: 74.6%
from 12.1% in 2009
US average: 13.1%
from 26.4% in 2009
US average: 42.5%
Section 08
People & community from 1.0% in 2009
US average: 14.1%
from 12.4% in 2009
US average: 6.2%
from 12.6% in 2012
US average: 13.3%
from 13.9% in 2013
US average: 8.4%
from 74.9% in 2017
US average: 91.0%
Computer in household
from 89.2% in 2020
US average: 95.5%
from 88.6% in 2020
US average: 87.7%
from 98.2% in 2016
US average: 77.7%
from 1.2% in 2016
US average: 13.6%
Marital status
Men 15+
Never married 27.5%(2,405)
Women 15+
Never married 21.2%(1,832)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 13.9% in 2013
US average: 8.4%
from 60.7% in 2020
US average: 54.8%
Direct-purchase
from 17.8% in 2020
US average: 13.8%
from 18.5% in 2020
US average: 18.4%
from 12.5% in 2020
US average: 20.9%
VA health care
from 2.1% in 2020
US average: 2.2%
Any private
from 76.1% in 2020
US average: 67.1%
Any public
from 30.2% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2024
Gulf War (2001 or later) 18.5%(254)
Gulf War (1990s) 12.3%(169)
Share of the 1,373 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Clinton County Head to head
Compare Clinton County to nearby counties CLINTON COUNTY VS
DeKalb County
Income $69,826 −1%
Home value $169,200 −25%
Population 9,795 −55%
SEE FULL COMPARISON →
CLINTON COUNTY VS
Clay County
Income $88,468 +25%
Home value $275,600 +22%
Population 265,032 +1124%
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CLINTON COUNTY VS
Buchanan County
Income $62,158 −12%
Home value $166,300 −27%
Population 83,540 +286%
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CLINTON COUNTY VS
Caldwell County
Income $64,806 −8%
Home value $166,500 −27%
Population 9,012 −58%
SEE FULL COMPARISON →
Frequently asked
How many people live in Clinton County, Missouri? Clinton County, Missouri has about 21,414 residents according to the 2024 American Community Survey.
What is the median household income in Clinton County, Missouri? The typical household in Clinton County, Missouri earns about $70,627 a year. Half of households make more than that, and half make less.
Is Clinton County, Missouri expensive? In Clinton County, Missouri, the median home is worth about $226,800, and the typical rent is about $1,008 a month.
How educated are people in Clinton County, Missouri? About 22.1% of adults age 25 and over in Clinton County, Missouri hold a bachelor's degree or higher.
What is the poverty rate in Clinton County, Missouri? About 12.3% of people in Clinton County, Missouri live below the federal poverty line.
Has Clinton County, Missouri grown since 1990? Yes, Clinton County, Missouri has grown since 1990. The population has added about 4,819 residents, a change of about 29 percent over that period.
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