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Welcome to Randolph County ...

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

The community of Chester is the Seat for Randolph County.

Randolph County was founded in 1795 and was created by taking area from Saint Clair County.

From the Census Estimates for 2019, <1> Randolph had a population of 31,782 people. This is a decrease of 5.03% since the last Census (which gave a population of 33,464 people in 2010).

At the time of the 2010 Census, Randolph represented 0.26% of the total population of Illinois.

Below are some of the communities located in Randolph County:

  • Baldwin
    (7 miles [11.3 km] to the north)
    • Baldwin is located in Randolph County (IL)
    • Jump to our Gazetteer entry for Baldwin
    • Population from the 2020 Census: 335 people
    • Jump to TripAdvisor's Tourism page for Baldwin <2>
  • Chester
    (11 miles [17.7 km] to the south)
    • Chester is located in Randolph County (IL)
    • Jump to our Gazetteer entry for Chester
    • Population from the 2020 Census: 8,145 people
    • Jump to TripAdvisor's Tourism page for Chester <2>
  • Coulterville
    (12 miles [19.3 km] to the northeast)
  • Ellis Grove
    (7 miles [11.3 km] to the southwest)
  • Evansville
    (7 miles [11.3 km] to the west)
  • Kaskaskia
    (12 miles [19.3 km] to the southwest)
    • Kaskaskia is located in Randolph County (IL)
    • Jump to our Gazetteer entry for Kaskaskia
    • Population from the 2020 Census: 13 people
  • Percy
    (10 miles [16.1 km] to the southeast)
    • Percy is located in Randolph County (IL)
    • Jump to our Gazetteer entry for Percy
    • Population from the 2020 Census: 910 people
    • Jump to TripAdvisor's Tourism page for Percy <2>
  • Prairie du Rocher
    (16 miles [25.7 km] to the west)
    • Prairie du Rocher is located in Randolph County (IL)
    • Jump to our Gazetteer entry for Prairie du Rocher
    • Population from the 2020 Census: 548 people
    • Prairie du Rocher has also been known as:
    • Prairie du Rocher village
    • Jump to TripAdvisor's Tourism page for Prairie du Rocher <2>
  • Continue List   (6 more) ...
    • Red Bud
      (14 miles [22.5 km] to the northwest)
      • Red Bud is located in Randolph County (IL)
      • Jump to our Gazetteer entry for Red Bud
      • Population from the 2020 Census: 3,442 people
      • Jump to TripAdvisor's Tourism page for Red Bud <2>
    • Rockwood
      (17 miles [27.4 km] to the south)
    • Ruma
      (11 miles [17.7 km] to the west)
      • Ruma is located in Randolph County (IL)
      • Jump to our Gazetteer entry for Ruma
      • Population from the 2020 Census: 300 people
    • Sparta
      (5 miles [8 km] to the northeast)
      • Sparta is located in Randolph County (IL)
      • Jump to our Gazetteer entry for Sparta
      • Population from the 2020 Census: 4,202 people
      • Jump to TripAdvisor's Tourism page for Sparta <2>
    • Steeleville
      (9 miles [14.5 km] to the southeast)
    • Tilden
      (11 miles [17.7 km] to the northeast)
      • Tilden is located in Randolph County (IL)
      • Jump to our Gazetteer entry for Tilden
      • Population from the 2020 Census: 827 people
      • Jump to TripAdvisor's Tourism page for Tilden <2>

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.