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Osage County, MO
6 cities and towns and 9 ZIP codes in Osage County, Missouri.
Population
13,402
Land area
607sq mi
People per sq mi
22
ZIP codes
9
Cities and towns in Osage County
Osage County at a glance
- Osage County is 75% less dense than Missouri as a whole.
- The median household income is $76,681, 8% above the Missouri median of $70,702.
- A typical owner-occupied home is valued at $223,300 (3% below Missouri) and median rent is $639 a month.
- Its largest cities are Linn (1,197), Westphalia (415) and Freeburg (401).
Local data for Osage County, MO
Counts from official public data
Housing and community stats
Osage County, MO, American Community Survey 2020-2024
Median household income
$76,681
Poverty rate
8.6%
Median home value
$223,300
Prices 0.0% in a year
Median rent
$639/mo
Homeownership
79.4%
Bachelor's or higher
24.7%
Median age
41.1
Average commute
26.4 min
Largest reported origins and ancestries: German Americans (6,968), Irish Americans (1,009), French Americans (266).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.1%
Aug 2026, -0.5 pts in a year
Average annual pay
$54,121
4,444 jobs, 2025
Income per person
$59,475
BEA, 2024
Federal spending
$79.93M
FY 2026, $6,022 per person
PPP loans
$32.67M
1,225 loans, 3,673 jobs reported
Campaign donations
$744K
Itemized, 2026 cycle
How people get to work
Osage County, MO, workers 16 and older. American Community Survey 5-year estimates
- Drove alone79.9%
- Carpooled9.8%
- Public transit1.0%
- Walked1.1%
- Bicycle0.1%
- Taxi, ride-hailing, motorcycle or other0.7%
- Worked from home7.4%
Average one-way commute: 26.4 minutes for people who do not work from home.
Environment and hazard risk
Osage County, MO, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: heat wave
Storm events since 1996
313
Most often hail
Flood insurance policies
34
0.4% of homes, county
July high / Jan low
88° / 21°F
44.3 inches of rain a year
Hazards, floods and storm historyCheck a flood zone7 historic places
Health statistics
Share of adults in Osage County, MO, CDC PLACES estimates
Obesity
35.6%
U.S. 33.3% +2.3 pts
Diabetes
11.2%
U.S. 12.1% -0.9 pts
Smoking
16.0%
U.S. 12.8% +3.2 pts
Uninsured (18-64)
7.6%
U.S. 11.1% -3.5 pts
Cities, towns and ZIP codes in Osage County
Population shown
Frequently asked questions
- What is the largest city in Osage County, MO?
- Linn is the largest city or town in Osage County, with about 1,197 residents.
- How many ZIP codes are in Osage County?
- Osage County includes 9 ZIP Code Tabulation Areas, including 65016, 65024, 65035, 65048, 65051.
- What is the population of Osage County, MO?
- About 13,402 people live in Osage County, based on American Community Survey 5-year estimates.
- What counties border Osage County?
- Osage County borders Cole County, Callaway County, Miller County, Gasconade County, Montgomery County, Maries County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023