Among 66 cached counties in South Dakota with a median household income estimate (ACS 5-Year vintage 2024, variable B19013_001E), Lincoln County, South Dakota is highest at $99,166 and Jackson County, South Dakota is lowest at $35,417.

South Dakota statewide median household income is $75,081 in the same vintage.

Lincoln County, South Dakota has a population of 70,638 (B01003_001E). Jackson County, South Dakota has a population of 2,802.

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates, vintage 2024 (period 2020–2024). Dataset acs/acs5. Variables: B01003_001E (total population), B19013_001E (median household income, 2024 inflation-adjusted dollars), B19113_001E (median family income, 2024 inflation-adjusted dollars), B19301_001E (per capita income, 2024 inflation-adjusted dollars). census.gov/data/developers. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.