Monroe County ZIP Codes

List of ZIP Codes in Monroe County

The following table lists ZIP Codes associated with Monroe County, Wisconsin, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 54619 43.75562 -90.77968 Cashton 3,842 14.1
2 54638 43.79088 -90.3875 Kendall 1,541 9.7
3 54648 43.83544 -90.63553 Norwalk 1,616 8.5
4 54656 44.00291 -90.79601 Sparta 18,068 24.7
5 54660 43.98525 -90.50496 Tomah 16,100 35.9
6 54666 44.16201 -90.4399 Warrens 2,623 4.3
7 54670 43.83802 -90.48273 Wilton 2,060 15.1


About Monroe County ZIP Codes

Monroe County in Wisconsin (WI) is served by approximately 7 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 45,850 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Monroe County are located in cities such as Sparta, Tomah, Cashton, Warrens, Wilton. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Monroe County, Wisconsin follow the America/Chicago time zone.