Onalaska
Onalaska has roughly average household income, with a median household income of $85,867. Population has grown 30% since 2000. Median home value has more than doubled since 2000, reaching $288,900. Poverty is rare here, at 6.0% of residents.
Population & growth
PEP 2025 EST:20,297 residents (Census Bureau Vintage 2025, released March 2026)
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Education
Commute & transportation
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People & community
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How many people live in Onalaska, Wisconsin?
Onalaska, Wisconsin has about 19,348 residents according to the 2024 American Community Survey.
What is the median household income in Onalaska, Wisconsin?
The typical household in Onalaska, Wisconsin earns about $85,867 a year. Half of households make more than that, and half make less.
Is Onalaska, Wisconsin expensive?
In Onalaska, Wisconsin, the median home is worth about $288,900, and the typical rent is about $1,130 a month.
How educated are people in Onalaska, Wisconsin?
About 41.7% of adults age 25 and over in Onalaska, Wisconsin hold a bachelor's degree or higher.
What is the poverty rate in Onalaska, Wisconsin?
About 6.0% of people in Onalaska, Wisconsin live below the federal poverty line.
Has Onalaska, Wisconsin grown since 1990?
Yes, Onalaska, Wisconsin has grown since 1990. The population has added about 8,064 residents, a change of about 71 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024