Yankton County, SD Map
Official Census boundary of Yankton County, South Dakota (FIPS 46135). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Yankton County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
23,414
Households
9,695
Median household income
$72,821
Median age
42.5 years
Median home value
$225,900
Median gross rent
$781/mo
Owner-occupied homes
72.7%
Bachelor's degree or higher
31.4%
Below poverty level
11.9%
Land area
521.2 sq mi
Population density
45 / sq mi