akashic
1876–2024
Onalaska·Wisconsin

Onalaska delivered D+7.2 in 2024.

20082024·5 elections
WI
Onalaska
HarrisD+7.2
How it voted
Share of the 2024 vote
Kamala HarrisDemocratic52.8%6,203
Donald TrumpRepublican45.6%5,358
OtherAll other candidates1.5%179
D+60
R+60
1 counties, each filled by 2024 D-vs-R margin.
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: +7.2% in 2024.+7.2%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+11.9%
2012+3.2%
2016+4.2%
2020+7.9%
2024+7.2%
DemocraticRepublican
Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonMarginDemocraticRepublicanTotal
D
+7.2%
6,2035,35811,740
D
+7.9%
5,9145,03511,168
D
+4.2%
4,8624,4399,975
D
+3.2%
5,1544,8359,989
D
+11.9%
5,5774,38210,082

Demographics

Demographic profile

Demographic Profile

Key indicators compared across containing geographies

Demographic Profile. Key indicators compared across containing geographies. ACS values are survey estimates and may include margins of error. Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
IndicatorOnalaskaCityWisconsinStateUnited StatesNation
Race & Ethnicity
White85.8%80.1%61.0%
Black2.7%6.1%12.2%
Asian5.3%3.0%6.0%
Two or more races4.1%7.6%12.6%
Other race2.0%3.3%8.2%
Hispanic or Latino2.6%8.0%19.3%
Income & Age
Median household income$85,867$77,485$84,427
Poverty rate6.1%10.6%12.5%
Median age40.740.539.1
Age 18–2415.2%9.3%9.2%
Age 65 and older18.0%18.5%17.2%
Education & Language
Bachelor's degree or higher (25+)41.7%33.4%35.7%
Speaks a non-English language at home10.2%9.0%22.3%
Other Asian & Pacific Island4.5%1.2%1.1%
Spanish3.1%4.9%13.6%
Ancestry
Largest ancestryGerman 40.0%German 35.8%German 12.5%
2nd-largest ancestryIrish 13.5%Irish 10.4%English 9.5%
3rd-largest ancestryEnglish 7.7%Polish 7.6%Irish 9.4%
Religion
Catholic17.1%County context21.0%18.6%
Evangelical Protestant11.3%County context14.5%16.5%
Unaffiliated or unclaimed57.2%County context52.0%51.5%
Mainline Protestant11.4%County context8.4%5.2%

ACS values are survey estimates and may include margins of error.

Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.

2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
40.0%
Irish
13.5%
English
7.7%
Polish
5.1%
Italian
2.9%
American
2.7%
French
2.5%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
2024 ACS
Language at home
Population aged 5 and older
89.8%
speak English only
Other Asian & Pacific Island4.5%
Spanish3.1%
Russian, Polish, or other Slavic0.8%
Other Indo-European0.6%
Other languages0.6%
French (incl. Cajun & Haitian)0.4%
Chinese (incl. Mandarin & Cantonese)0.1%
Tagalog (incl. Filipino)0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Catholic
17.1%
Mainline Protestant
11.4%
Evangelical Protestant
11.3%
Muslim
1.0%
Buddhist
0.8%
Latter-day Saints
0.4%
Other Christian
0.4%
Other faiths
0.2%
Jewish
0.1%
Orthodox Christian
0.1%
Unaffiliated or not counted57.2%
Source · 2020 US Religion Census. The unaffiliated-or-not-counted share is everyone not claimed as an adherent by any reporting body — uncounted congregations as well as the religiously unaffiliated.

Onalaska sits in the Upper Midwest. In 2024 it voted Democratic.

Across the recorded series it reached a Democratic high of 11.9 points in 2008. Between 2020 and 2024 the city moved 0.7 points toward the Republican candidate; the 2024 margin was 7.2 points.

A population of 19,348, a 86% non-Hispanic-white share, and a median household income of $85,867 describe the city.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Onalaska, Wisconsin. Akashic. https://akashic.app/city/5559925/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0

Frequently asked questions

How did Onalaska, Wisconsin vote in 2024?
In 2024, Onalaska, Wisconsin voted Democratic by 7.2 points (D+7.2), carried by the Democratic candidate. Out of 11,740 votes cast, 6,203 went Democratic and 5,358 went Republican.
What is Onalaska, Wisconsin's political typology?
Akashic places Onalaska, Wisconsin in the "" typology. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 5 elections in the dataset, the city has voted Democratic 5 times, Republican 0 times, and other 0 times.
How many people live in Onalaska, Wisconsin?
Onalaska, Wisconsin has a population of 19,348 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Onalaska, Wisconsin?
Median household income in Onalaska, Wisconsin is $85,867 — above the national median of $80,734. The Wisconsin state median is $77,485.
What is the political history of Onalaska, Wisconsin?
Akashic tracks 5 presidential elections in Onalaska, Wisconsin from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican. The city's typology — "" — captures where that record, its demographics, and its recent swing place it among American communities.