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Saline County, MO

11 cities and towns and 10 ZIP codes in Saline County, Missouri.

Population

23,231

Land area

756sq mi

People per sq mi

31

ZIP codes

10

Cities and towns in Saline County

Saline County at a glance

  • Saline County is 66% less dense than Missouri as a whole.
  • The median household income is $57,931, 18% below the Missouri median of $70,702.
  • A typical owner-occupied home is valued at $150,500 (35% below Missouri) and median rent is $739 a month.
  • Its largest cities are Marshall (13,739), Slater (2,066) and Sweet Springs (1,268).

Local data for Saline County, MO

Counts from official public data

Housing and community stats

Saline County, MO, American Community Survey 2020-2024

Full profile

Median household income

$57,931

Poverty rate

16.4%

Median home value

$150,500

Prices +13.6% in a year

Median rent

$739/mo

Homeownership

69.8%

Bachelor's or higher

22.7%

Median age

35.3

Average commute

17.5 min

Largest reported origins and ancestries: German Americans (4,741), Irish Americans (2,045), Mexican Americans (1,242).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, income, federal spending and pandemic loans

Details

Unemployment rate

4.1%

Aug 2026, -0.1 pts in a year

Average annual pay

$47,626

8,832 jobs, 2025

Income per person

$51,364

BEA, 2024

Federal spending

$133M

FY 2026, $5,718 per person

PPP loans

$48.5M

1,364 loans, 6,073 jobs reported

Campaign donations

$21.4K

Itemized, 2026 cycle

EconomyFederal spendingPPP loans

How people get to work

Saline County, MO, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone80.0%
  • Carpooled10.6%
  • Public transit0.0%
  • Walked4.2%
  • Bicycle0.0%
  • Taxi, ride-hailing, motorcycle or other1.3%
  • Worked from home3.9%

Average one-way commute: 17.5 minutes for people who do not work from home.

Environment and hazard risk

Saline County, MO, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: drought

Storm events since 1996

399

Most often flood

Flood insurance policies

9

0.1% of homes, county

July high / Jan low

88° / 19°F

41.8 inches of rain a year

Hazards, floods and storm historyCheck a flood zone20 historic places

Health statistics

Share of adults in Saline County, MO, CDC PLACES estimates

All 40 measures

Obesity

37.7%

U.S. 33.3% +4.4 pts

Diabetes

12.4%

U.S. 12.1% about the same

Smoking

16.2%

U.S. 12.8% +3.4 pts

Uninsured (18-64)

10.7%

U.S. 11.1% about the same

Cities, towns and ZIP codes in Saline County

Population shown

Frequently asked questions

What is the largest city in Saline County, MO?
Marshall is the largest city or town in Saline County, with about 13,739 residents.
How many ZIP codes are in Saline County?
Saline County includes 10 ZIP Code Tabulation Areas, including 65320, 65321, 65327, 65330, 65339.
What is the population of Saline County, MO?
About 23,231 people live in Saline County, based on American Community Survey 5-year estimates.
What counties border Saline County?
Saline County borders Pettis County, Lafayette County, Cooper County, Howard County, Carroll County, Chariton County.

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023