Buchanan County, MO Map
Official Census boundary of Buchanan County, Missouri (FIPS 29021). Turn on flood zones, contours, land cover and school districts, measure distances, or click any spot to inspect it.
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Buchanan County Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
83,568
Households
33,439
Median household income
$62,158
Median age
38.9 years
Median home value
$166,300
Median gross rent
$902/mo
Owner-occupied homes
66.3%
Bachelor's degree or higher
23.9%
Below poverty level
16%
Land area
408.2 sq mi
Population density
205 / sq mi