Lake County, SD Map
Official Census boundary of Lake County, South Dakota (FIPS 46079). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Lake County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
10,972
Households
4,716
Median household income
$76,808
Median age
43.8 years
Median home value
$247,600
Median gross rent
$947/mo
Owner-occupied homes
73.8%
Bachelor's degree or higher
34.6%
Below poverty level
8.4%
Land area
562.9 sq mi
Population density
19 / sq mi