Nicollet County ZIP Codes

List of ZIP Codes in Nicollet County

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


S.N. Zip Code Latitude Longitude City Population Density
1 56003 44.21273 -94.08877 Mankato 15,319 134.5
2 56021 44.28339 -94.31391 Courtland 1,123 12.1
3 56054 44.4357 -94.37043 Lafayette 865 6.2
4 56074 44.32344 -94.20181 Nicollet 1,850 9.2
5 56082 44.35217 -94.03329 Saint Peter 14,512 45.1


About Nicollet County ZIP Codes

Nicollet County in Minnesota (MN) is served by approximately 5 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 33,669 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 Nicollet County are located in cities such as Mankato, Saint Peter, Nicollet, Courtland, Lafayette. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Nicollet County, Minnesota follow the America/Chicago time zone.