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Trempealeau County, WI
12 cities and towns and 12 ZIP codes in Trempealeau County, Wisconsin.
Population
30,839
Land area
733sq mi
People per sq mi
42
ZIP codes
12
Cities and towns in Trempealeau County
Trempealeau County at a glance
- Trempealeau County is 61% less dense than Wisconsin as a whole.
- The median household income is $76,313, close to the Wisconsin median.
- A typical owner-occupied home is valued at $216,700 (19% below Wisconsin) and median rent is $949 a month.
- Its largest cities are Arcadia (3,806), Trempealeau (1,864) and Galesville (1,742).
Local data for Trempealeau County, WI
Counts from official public data
Housing and community stats
Trempealeau County, WI, American Community Survey 2020-2024
Median household income
$76,313
Poverty rate
9.9%
Median home value
$216,700
Prices +7.5% in a year
Median rent
$949/mo
Homeownership
74.0%
Bachelor's or higher
20.9%
Median age
39.9
Average commute
23.3 min
Largest reported origins and ancestries: German Americans (10,076), Norwegian Americans (8,349), Polish Americans (4,425).
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
$53,715
12,345 jobs, 2025
Income per person
$55,519
BEA, 2024
Federal spending
$186M
FY 2026, $6,051 per person
PPP loans
$48.32M
1,618 loans, 6,487 jobs reported
Campaign donations
$112K
Itemized, 2026 cycle
How people get to work
Trempealeau County, WI, workers 16 and older. American Community Survey 5-year estimates
- Drove alone79.9%
- Carpooled7.9%
- Public transit0.0%
- Walked1.6%
- Bicycle0.2%
- Taxi, ride-hailing, motorcycle or other0.9%
- Worked from home9.6%
Average one-way commute: 23.3 minutes for people who do not work from home.
Environment and hazard risk
Trempealeau County, WI, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: landslide
Storm events since 1996
669
Most often hail
Flood insurance policies
61
0.6% of homes, county
July high / Jan low
81° / 4°F
35.6 inches of rain a year
Hazards, floods and storm historyCheck a flood zone12 historic places
Health statistics
Share of adults in Trempealeau County, WI, CDC PLACES estimates
Obesity
41.3%
U.S. 33.3% +8.0 pts
Diabetes
12.3%
U.S. 12.1% about the same
Smoking
15.8%
U.S. 12.8% +3.0 pts
Uninsured (18-64)
9.0%
U.S. 11.1% -2.1 pts
Cities, towns and ZIP codes in Trempealeau County
Population shown
Frequently asked questions
- What is the largest city in Trempealeau County, WI?
- Arcadia is the largest city or town in Trempealeau County, with about 3,806 residents.
- How many ZIP codes are in Trempealeau County?
- Trempealeau County includes 12 ZIP Code Tabulation Areas, including 54612, 54616, 54625, 54627, 54630.
- What is the population of Trempealeau County, WI?
- About 30,839 people live in Trempealeau County, based on American Community Survey 5-year estimates.
- What counties border Trempealeau County?
- Trempealeau County borders La Crosse County, Eau Claire County, Winona County, MN, Jackson County, Buffalo County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023