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Buchanan County, Missouri
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Buchanan County, Missouri Map
An detailed map of Buchanan County. Click on a nearby County to view more information about that County.
Map of Townships in Buchanan County, Missouri
An interactive map of county subdivisions in Buchanan County. In Missouri, that can include Townships. Find what township you are in now.
Map of Counties in Missouri
An interactive map of Counties in Missouri. Click on a County to view more information about that County.
About Buchanan County, Missouri
Buchanan County is located in the U.S. state of Missouri. As of the 2020 United States Census, the population was 84,793. Its county seat is St. Joseph. When originally formed in 1838, the county was named Roberts County, after settler Hiram Roberts. It was renamed in 1839 for James Buchanan, then a U.S. Senator and later President of the United States. The county was formed from land annexed to Missouri, as were five other counties.
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This site has an interactive map of Missouri Counties. Click on the map to find your Missouri county, and view more details. You can also search for your address and use your GPS to find your Missouri County.
Find what County you are in, and see official Missouri County resources and information. Find any county in the United Stated, along with resources and links to official County websites. See a County map and local details. Looking for what county you are currently in? Find out on this map or use your device GPS to see what county you are in.