Trempealeau County, WI demographics:
population, income, and more

Total population
30,839
0.2% year-over-year change
Median household income
$76,313/yr
7.0% year-over-year change
Housing units
13,431
0.4% year-over-year change

Trempealeau County population

How many people live in Trempealeau County

Trempealeau County is home to 30,839 residents, according to the most recent Census data. Gender-wise, 51% of Trempealeau County locals are male, and 49% are female.

Total population
30,839
0.2% year-over-year change
Gender ratio
Male
51%
15,726
Female
49%
15,113
Value Percent YoY change
Male 15,726 51% 0.4%
Female 15,113 49% -0.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Trempealeau County is 40, with the population distributed as follows: about 22.2% are children under 15, then 11.4% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.3% of the population, while another 25.5% fall into the 45 to 64 bracket. Finally, around 18.7% are 65 or older.

Median age
39.9
Age breakdown
Under 15
22.2%
15 to 24
11.4%
25 to 44
22.3%
45 to 64
25.5%
Over 65
18.7%
Value Percent YoY change
Under 15 6,840 22.2% -0.2%
15 to 24 3,520 11.4% 0.9%
25 to 44 6,870 22.3% -0.1%
45 to 64 7,851 25.5% -1.1%
Over 65 5,758 18.7% 2.3%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Trempealeau County, 93.8% of the population are US-born citizens, while 1.6% have gained naturalized citizenship. At the same time, 4.6% of residents are non-citizens. As for race, 84.9% of locals are Caucasian, 0.4% are African American and 0.5% have Asian roots. Another 1.1% are Indigenous American, 0.2% are Pacific Islanders, while 8.5% identify as another race. There’s also a share of 4.4% that includes residents with two or more races.

Citizenship
U.S.-born citizens
93.8%
Non-U.S.-born citizens
1.6%
Non-citizens
4.6%
Value Percent YoY change
U.S.-born citizens 28,940 93.8% -0.1%
Non-U.S.-born citizens 477 1.6% 9.4%
Non-citizens 1,422 4.6% 3.0%
Racial breakdown
White
84.9%
Black or African American
0.4%
American Indian and Alaska Native
1.1%
Asian
0.5%
Native Hawaiian and other Pacific Islander
0.2%
Two or more races
4.4%
Other
8.5%
Value Percent
White 26,190 84.9%
Black or African American 107 0.4%
American Indian and Alaska Native 346 1.1%
Asian 142 0.5%
Native Hawaiian and other Pacific Islander 73 0.2%
Two or more races 1,372 4.4%
Other 2,609 8.5%

Households in Trempealeau County

A peek inside Trempealeau County households

Trempealeau County has 12,533 households, with an average of 2 members in each. Of these, 64% are families, while the remaining 36% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
12,533
0.7% year-over-year change
Average people per household
2
Non-family households
4,507
Family households
8,026
Value Percent YoY change
Non-family households 4,507 36% 0.7%
Family households 8,026 64% 0.7%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Trempealeau County

The housing landscape of Trempealeau County

Trempealeau County's housing consists of 13,431 units, with 75.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 2.2% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 5.7% of the housing landscape.

Housing units
13,431
0.4% year-over-year change
Housing types
Value Percent
1 unit, detached 10,101 75.2%
1 unit, attached 297 2.2%
2 units 661 4.9%
3 or 4 units 368 2.7%
5 to 9 units 758 5.6%
10 to 19 units 345 2.6%
20 to 49 units 102 0.8%
50 or more units 29 0.2%
Mobile home 770 5.7%
Homes built since 2020
129
41.8% year-over-year change

The age of buildings in Trempealeau County

In Trempealeau County, the median construction year is 1977. About 21% of homes were built before the 1940s, with another 4.4% going up by 1949. Most development happened in the second half of the 20th century. Then, 12.8% of homes were added from 2000 to 2009, 9.2% between 2010 and 2019, and 1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 2,824 21% -0.1%
Built between 1940 and 1949 586 4.4% -17.8%
Built between 1950 and 1959 959 7.1% 3.3%
Built between 1960 and 1969 989 7.4% -1.1%
Built between 1970 and 1979 1,887 14% -4.1%
Built between 1980 and 1989 1,224 9.1% 10.0%
Built between 1990 and 1999 1,872 13.9% -4.3%
Built between 2000 and 2009 1,719 12.8% 2.8%
Built between 2010 and 2019 1,242 9.2% 12.5%
Built in 2020 or later 129 1% 41.8%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Trempealeau County occupancy rates

Out of the 12,533 occupied housing units in Trempealeau County, 74% are owner-occupied, while 26% are lived in by tenants. Meanwhile, 6.7% of all homes on the local market sit vacant.

Occupied housing units
12,533
0.7% year-over-year change
Occupancy breakdown
Renter occupied
3,259
Owner occupied
9,274
Value Percent YoY
change
Renter occupied 3,259 26% -0.1%
Owner occupied 9,274 74% 1.0%
Unoccupied housing units
6.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Trempealeau County housing costs

Housing costs in Trempealeau County come to a median of $1,027 per month, while tenants specifically pay a median gross rent of $949.

Median housing costs per month
$1,027/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Trempealeau County
$949/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Trempealeau County

Trempealeau County education at a glance

About 43% of the population in Trempealeau County went to high school, while 19.2% pursued college studies. Another 14.4% earned an associate degree and 13% hold a bachelor’s. Meanwhile, 6.6% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 848 3.8% 17.9%
High school diploma 9,727 43% -2.4%
College diploma 4,354 19.2% -0.5%
Associate degree 3,259 14.4% 0.3%
Bachelor's degree 2,946 13% 1.9%
Graduate degree 1,484 6.6% 7.7%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Trempealeau County

How much people earn in Trempealeau County

The average annual household income in Trempealeau County was $92,199 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +3.2% change from the previous year. At the same time, the median income stood at $76,313, reflecting a +7% shift over the same period.

Average household income in Trempealeau County
$92,199/year
3.2% year-over-year change
Median household income in Trempealeau County
$76,313/year
7.0% year-over-year change

Trempealeau County income by age

In Trempealeau County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $97,419. Those with someone between 45 and 64 in charge, often well established professionally, earn $88,856 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $58,750, while those led by someone over 65, many of whom may be retired, have about $49,943 in earnings. Overall, 90.2% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $58,750 15.1%
25 - 44 $97,419 8.3%
45 - 64 $88,856 6.7%
Over 65 $49,943 2.2%
Above poverty level
27,021
Below poverty level
2,951
Value Percent YoY
change
Above poverty level 27,021 90.2% -0.9%
Below poverty level 2,951 9.8% 17.6%

Employment in Trempealeau County

Workforce and job types in Trempealeau County

The job market in Trempealeau County is powered by 15,320 working residents, spread across a range of industries and roles. 65.4% of the working population are employed in professional or administrative positions, while 34.6% are in hands-on or service-based jobs. Also, 12.6% run their own businesses, 67.7% are employed by private companies, and 12.2% work in the public sector.

Workforce demographics

Working population
15,320
-0.5% year-over-year change
White collar
10,014
Blue collar
5,306
Value Percent YoY change
White collar 10,014 65.4% 1.1%
Blue collar 5,306 34.6% -3.5%
Employer type
Self employees
12.6%
Private companies
67.7%
Governmental workers
12.2%
Not for profit companies
7.4%
Value Percent YoY change
Self employees 1,934 12.6% 0.4%
Private companies 10,371 67.7% -1.8%
Governmental workers 1,874 12.2% 0.9%
Not for profit companies 1,141 7.4% 7.5%
Unemployment rate
2.3%
5.6% year-over-year change

Available workforce

The unemployment rate in Trempealeau County stands at 2.3%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Trempealeau County

How people get around in Trempealeau County

Commuting methods vary: 87.8% of residents travel by personal vehicle and 1.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 13,199 87.8% 0.1%
Taxicab 20 0.1% 150.0%
Subway or elevated 1 0% N/A
Motorcycle 6 0% 50.0%
Bicycle 23 0.2% 4.5%
Walk 237 1.6% -42.9%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Trempealeau County by zipcode?

Zipcode Population Number of households Median income Average income
54612 5,915 2,076 $77,647 $95,211
54616 2,443 1,016 $72,222 $94,263
54625 317 221 $53,157 $55,412
54627 2,020 879 $77,212 $94,660
54738 3,784 1,312 $95,179 $136,153
54630 4,261 1,740 $95,549 $99,020
54747 2,690 1,115 $70,820 $83,465
54758 4,577 1,963 $67,930 $86,494
54760 190 75 $88,750 $118,745
54661 3,806 1,663 $79,720 $96,248

Explore more communities

FAQs about Trempealeau County demographics 

What is the total population of Trempealeau County?

Trempealeau County has a total population of 30,839 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +0.2% compared to a year ago.

What is the gender ratio in Trempealeau County?

The gender ratio in Trempealeau County is as follows:
  • 51% males (15,726 residents)
  • 49% females (15,113 residents)

What is the median age in Trempealeau County?

The median age in Trempealeau County is 39.9.

What is the age distribution of the population in Trempealeau County?

The age distribution in Trempealeau County is as follows:
  • Under 15: 22.2% (6,840 residents)
  • Ages 15-24: 11.4% (3,520 residents)
  • Ages 25-44: 22.3% (6,870 residents)
  • Ages 45-64: 25.5% (7,851 residents)
  • Over 65: 18.7% (5,758 residents)

What is the racial and ethnic makeup of Trempealeau County?

The racial and ethnic makeup of Trempealeau County is as follows:
  • White: 84.9% (26,190 residents)
  • Black or African American: 0.4% (107 residents)
  • American Indian and Alaska Native: 1.1% (346 residents)
  • Asian: 0.5% (142 residents)
  • Native Hawaiian and Other Pacific Islander: 0.2% (73 residents)
  • Two or More Races: 4.4% (1,372 residents)
  • Other: 8.5% (2,609 residents)

What percentage of the population in Trempealeau County are U.S.-born citizens?

U.S.-born citizens represent 93.8% of the population in Trempealeau County.

How many housing units are there in Trempealeau County?

There are 13,431 housing units in Trempealeau County, reflecting a +0.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Trempealeau County and what is the average household size?

Trempealeau County has a total of 12,533 households, with an average of 2 people in each.

What is the median household income in Trempealeau County?

Trempealeau County has a median household income of $76,313, representing a +7.0% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Trempealeau County?

The employment rate is 97.7% in Trempealeau County, with a workforce of 15,320 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 65.4% (10,014 residents)
  • Blue-collar workers: 34.6% (5,306 residents)

Places of employment:
  • Self-employed: 12.6% (1,934 residents)
  • Private companies: 67.7% (10,371 residents)
  • Governmental workers: 12.2% (1,874 residents)
  • Not-for-profit companies: 7.4% (1,141 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025