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Welcome to Atchison County ...

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

The community of Atchison is the Seat for Atchison County.

Atchison County is one of the original counties of Kansas and was founded August 25, 1855.

From the Census Estimates for 2019, <1> Atchison had a population of 16,073 people. This is a decrease of 4.64% since the last Census (which gave a population of 16,855 people in 2010).

At the time of the 2010 Census, Atchison represented 0.59% of the total population of Kansas.

Below are some of the communities located in Atchison County:

  • Atchison
    (7 miles [11.3 km] to the east)
    • Jump to our Gazetteer entry for Atchison
    • Atchison is located in Atchison County (KS)
    • Population from the 2020 Census: 10,427 people
    • Jump to TripAdvisor's Tourism page for Atchison <2>
  • Effingham
    (7 miles [11.3 km] to the west)
    • Note: The GPS coordinates that we are using for Effingham have been provided by the GNIS.<3> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Effingham
    • Effingham is located in Atchison County (KS)
    • Population from the 2020 Census: 518 people
    • Jump to TripAdvisor's Tourism page for Effingham <2>
  • Huron
    (8 miles [12.9 km] to the northwest)
    • Jump to our Gazetteer entry for Huron
    • Huron is located in Atchison County (KS)
    • Population from the 2020 Census: 73 people
  • Lancaster
    (3 miles [4.8 km] to the northwest)
    • Note: The GPS coordinates that we are using for Lancaster have been provided by the GNIS.<3> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Lancaster
    • Lancaster is located in Atchison County (KS)
    • Population from the 2020 Census: 282 people
  • Muscotah
    (14 miles [22.5 km] to the west)
    • Jump to our Gazetteer entry for Muscotah
    • Muscotah is located in Atchison County (KS)
    • Population from the 2020 Census: 165 people

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.
<3>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
 

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This page was last modified/updated: 13 Jul 2025