Monroe County, Wisconsin ZIP Codes
- ZIP records
7 - Cities represented
7 - Sum of listed ZIP population estimates
45,937
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 54656 | Sparta | 18,160 |
| 2 | 54660 | Tomah | 16,124 |
| 3 | 54619 | Cashton | 3,849 |
| 4 | 54666 | Warrens | 2,635 |
| 5 | 54670 | Wilton | 2,048 |
| 6 | 54648 | Norwalk | 1,608 |
| 7 | 54638 | Kendall | 1,513 |
Cities in Monroe County
ZIP Directory
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Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.