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Welcome to Johnson County ...

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

The community of Vienna is the Seat for Johnson County.

Johnson County was founded in 1812 and was created by taking area from Randolph County.

From the Census Estimates for 2019, <1> Johnson had a population of 12,380 people. This is a decrease of 1.61% since the last Census (which gave a population of 12,582 people in 2010).

At the time of the 2010 Census, Johnson represented 0.1% of the total population of Illinois.

Below are some of the communities located in Johnson County:

  • Belknap
    (10 miles [16.1 km] to the south)
    • Note: The GPS coordinates that we are using for Belknap have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Belknap
    • Belknap is located in Johnson County (IL)
    • Population from the 2020 Census: 107 people
    • Jump to TripAdvisor's Tourism page for Belknap <3>
  • Buncombe
    (4 miles [6.4 km] to the west)
    • Note: The GPS coordinates that we are using for Buncombe have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Buncombe
    • Buncombe is located in Johnson County (IL)
    • Population from the 2020 Census: 201 people
    • Jump to TripAdvisor's Tourism page for Buncombe <3>
  • Cypress
    (9 miles [14.5 km] to the southwest)
    • Note: The GPS coordinates that we are using for Cypress have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Cypress
    • Cypress is located in Johnson County (IL)
    • Population from the 2020 Census: 236 people
    • Jump to TripAdvisor's Tourism page for Cypress <3>
  • Goreville
    (7 miles [11.3 km] to the northwest)
  • New Burnside
    (10 miles [16.1 km] to the northeast)
  • Simpson
    (7 miles [11.3 km] to the east)
    • Note: The GPS coordinates that we are using for Simpson have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Simpson
    • Simpson is located in Johnson County (IL)
    • Population from the 2020 Census: 60 people
    • Jump to TripAdvisor's Tourism page for Simpson <3>
  • Vienna
    (3 miles [4.8 km] to the south)
    • Jump to our Gazetteer entry for Vienna
    • Vienna is located in Johnson County (IL)
    • Population from the 2020 Census: 1,427 people
    • Jump to TripAdvisor's Tourism page for Vienna <3>

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>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.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
 

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This page was last modified/updated: 26 Feb 2024