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Clinton County, MO
8 cities and towns and 6 ZIP codes in Clinton County, Missouri.
Population
21,414
Land area
419sq mi
People per sq mi
51
ZIP codes
6
Cities and towns in Clinton County
Clinton County at a glance
- Clinton County is 43% less dense than Missouri as a whole.
- The median household income is $70,627, close to the Missouri median.
- A typical owner-occupied home is valued at $226,800 and median rent is $1,008 a month.
- Its largest cities are Cameron (8,519), Lathrop (2,560) and Plattsburg (2,253).
Local data for Clinton County, MO
Counts from official public data
Housing and community stats
Clinton County, MO, American Community Survey 2020-2024
Median household income
$70,627
Poverty rate
12.3%
Median home value
$226,800
Prices +6.0% in a year
Median rent
$1,008/mo
Homeownership
75.7%
Bachelor's or higher
22.1%
Median age
42.0
Average commute
28.6 min
Largest reported origins and ancestries: German Americans (4,272), Irish Americans (3,134), Scottish Americans (634).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.6%
Aug 2026, -0.4 pts in a year
Average annual pay
$49,502
4,932 jobs, 2025
Income per person
$54,672
BEA, 2024
Federal spending
$162M
FY 2026, $7,662 per person
PPP loans
$33.7M
790 loans, 4,194 jobs reported
Campaign donations
$83.1K
Itemized, 2026 cycle
How people get to work
Clinton County, MO, workers 16 and older. American Community Survey 5-year estimates
- Drove alone80.1%
- Carpooled8.2%
- Public transit0.0%
- Walked1.1%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.7%
- Worked from home10.0%
Average one-way commute: 28.6 minutes for people who do not work from home.
Environment and hazard risk
Clinton County, MO, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: hail
Storm events since 1996
382
Most often hail
Flood insurance policies
15
0.1% of homes, county
July high / Jan low
87° / 15°F
39.1 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Clinton County, MO, CDC PLACES estimates
Obesity
39.5%
U.S. 33.3% +6.2 pts
Diabetes
12.0%
U.S. 12.1% about the same
Smoking
17.0%
U.S. 12.8% +4.2 pts
Uninsured (18-64)
8.2%
U.S. 11.1% -2.9 pts
Cities, towns and ZIP codes in Clinton County
Population shown
Frequently asked questions
- What is the largest city in Clinton County, MO?
- Cameron is the largest city or town in Clinton County, with about 8,519 residents.
- How many ZIP codes are in Clinton County?
- Clinton County includes 6 ZIP Code Tabulation Areas, including 64429, 64454, 64465, 64477, 64492.
- What is the population of Clinton County, MO?
- About 21,414 people live in Clinton County, based on American Community Survey 5-year estimates.
- What counties border Clinton County?
- Clinton County borders Clay County, Platte County, Buchanan County, Ray County, DeKalb County, Caldwell County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023