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Nemaha County, KS
11 cities and towns and 9 ZIP codes in Nemaha County, Kansas.
Population
10,160
Land area
717sq mi
People per sq mi
14
ZIP codes
9
Cities and towns in Nemaha County
Nemaha County at a glance
- Nemaha County is 61% less dense than Kansas as a whole.
- Households here earn a median of $77,348 a year, 4% more than the Kansas figure of $74,275.
- A typical owner-occupied home is valued at $217,200 and median rent is $774 a month.
- The biggest population centers are Sabetha (2,471), Seneca (2,090) and Centralia (501).
Local data for Nemaha County, KS
Counts from official public data
Housing and community stats
Nemaha County, KS, American Community Survey 2020-2024
Median household income
$77,348
Poverty rate
9.3%
Median home value
$217,200
Prices -5.2% in a year
Median rent
$774/mo
Homeownership
78.0%
Bachelor's or higher
29.9%
Median age
40.1
Average commute
14.8 min
Largest reported origins and ancestries: German Americans (4,984), Irish Americans (1,229), Mexican Americans (187).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.2%
Aug 2026, +0.1 pts in a year
Average annual pay
$52,881
5,766 jobs, 2025
Income per person
$74,093
BEA, 2024
Federal spending
$67.32M
FY 2026, $6,553 per person
PPP loans
$60.86M
1,484 loans, 5,683 jobs reported
Campaign donations
$296K
Itemized, 2026 cycle
How people get to work
Nemaha County, KS, workers 16 and older. American Community Survey 5-year estimates
- Drove alone83.6%
- Carpooled6.3%
- Public transit0.0%
- Walked3.7%
- Bicycle0.2%
- Taxi, ride-hailing, motorcycle or other0.6%
- Worked from home5.5%
Average one-way commute: 14.8 minutes for people who do not work from home.
Environment and hazard risk
Nemaha County, KS, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: wildfire
Storm events since 1996
581
Most often hail
Flood insurance policies
2
0.0% of homes, county
July high / Jan low
89° / 17°F
35.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone9 historic places
Health statistics
Share of adults in Nemaha County, KS, CDC PLACES estimates
Obesity
38.7%
U.S. 33.3% +5.4 pts
Diabetes
11.4%
U.S. 12.1% -0.7 pts
Smoking
14.7%
U.S. 12.8% +1.9 pts
Uninsured (18-64)
8.0%
U.S. 11.1% -3.1 pts
Cities, towns and ZIP codes in Nemaha County
Population shown
Frequently asked questions
- What is the largest city in Nemaha County, KS?
- Sabetha is the largest city or town in Nemaha County, with about 2,471 residents.
- How many ZIP codes are in Nemaha County?
- Nemaha County includes 9 ZIP Code Tabulation Areas, including 66404, 66408, 66415, 66417, 66428.
- What is the population of Nemaha County, KS?
- About 10,160 people live in Nemaha County, based on American Community Survey 5-year estimates.
- What counties border Nemaha County?
- Nemaha County borders Pottawatomie County, Jackson County, Marshall County, Brown County, Richardson County, NE, Pawnee County, NE.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023