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Welcome to Buchanan County ...

Time Zone: Buchanan County lies in the Central Time Zone (CST/CDT) and observes daylight saving time.

The community of Saint Joseph is the Seat for Buchanan County.

Buchanan County was founded in 1838.

From the Census Estimates for 2019, <1> Buchanan had a population of 87,364 people. This is a decrease of 1.92% since the last Census (which gave a population of 89,072 people in 2010).

At the time of the 2010 Census, Buchanan represented 1.49% of the total population of Missouri.

Below are some of the communities located in Buchanan County:

  • Agency
    (7 miles [11.3 km] to the southeast)
    • Agency is located in Buchanan County (MO)
    • Jump to our Gazetteer entry for Agency
    • Population from the 2020 Census: 651 people
    • Jump to TripAdvisor's Tourism page for Agency <2>
  • De Kalb
    (10 miles [16.1 km] to the southwest)
    • De Kalb is located in Buchanan County (MO)
    • Jump to our Gazetteer entry for De Kalb
    • Population from the 2020 Census: 222 people
  • Easton
    (9 miles [14.5 km] to the east)
    • Easton is located in Buchanan County (MO)
    • Jump to our Gazetteer entry for Easton
    • Population from the 2020 Census: 233 people
  • Lewis and Clark Village
    (17 miles [27.4 km] to the southwest)
    • Lewis and Clark Village is located in Buchanan County (MO)
    • Jump to our Gazetteer entry for Lewis and Clark Village
    • Population from the 2020 Census: 127 people
  • Rushville
    (13 miles [20.9 km] to the southwest)
  • Saint Joseph
    (2 miles [3.2 km] to the north)

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.