ZIP code 57420
57420 is in Walworth County, South Dakota.
260Residents
$40,469Median household income
$79,000Median home value
21.6Median age
37%Adults with a bachelor’s degree or higher
65%Homes lived in by their owners
2.0×Home value to household income
Other ZIP codes in Walworth County
All ZIP codes in South Dakota · Highest-paying jobs in South Dakota
Source: Census ACS 2024 ACS 5-year, ZIP code tabulation areas. ZCTAs approximate postal ZIP codes and can differ from them. Small areas carry larger margins of error.