Onalaska, WI zip code
Onalaska, Wisconsin uses one zip code: 54650. Most of it is in La Crosse County. Together these zip codes are home to about 25K people.
Zip codes
1
Population
25K
All zips combined
Largest zip
54650
25,304 residents
Zip codes in Onalaska
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 54650 | 25,304 | $85,548 |