Walworth County ZIP Codes

List of ZIP Codes in Walworth County

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


S.N. Zip Code Latitude Longitude City Population Density
1 57420 45.2852 -100.14319 Akaska 221 1.9
2 57452 45.52873 -99.87334 Java 174 0.3
3 57472 45.4284 -100.10393 Selby 1,078 1.5
4 57631 45.58195 -100.28779 Glenham 365 1.1


About Walworth County ZIP Codes

Walworth County in South Dakota (SD) is served by approximately 4 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 1,838 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 Walworth County are located in cities such as Selby, Glenham, Akaska, Java. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Walworth County, South Dakota follow the America/Chicago time zone.