ZIP code 57521

57521 is in Mellette County, South Dakota.

314Residents

$57,813Median household income

30.0Median age

25%Adults with a bachelor’s degree or higher

52%Homes lived in by their owners

Other ZIP codes in Mellette County

57579 $56,474

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.