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Welcome to Saint Charles County ...

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

The community of Saint Charles is the Seat for Saint Charles County.

Saint Charles County is one of the original counties of Missouri and was founded in 1812.

From the Census Estimates for 2019, <1> Saint Charles had a population of 401,625 people. This is an increase of 11.41% since the last Census (which gave a population of 360,485 people in 2010).

At the time of the 2010 Census, Saint Charles represented 6.02% of the total population of Missouri.

Below are some of the communities located in Saint Charles County:

  • Augusta
    (19 miles [30.6 km] to the southwest)
    • Note: The GPS coordinates that we are using for Augusta have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Augusta
    • Augusta is located in Saint Charles County (MO)
    • Population from the 2020 Census: 267 people
    • Jump to TripAdvisor's Tourism page for Augusta <3>
  • Cottleville
    (2 miles [3.2 km] to the south)
    • Note: The GPS coordinates that we are using for Cottleville have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Cottleville
    • Cottleville is located in Saint Charles County (MO)
    • Population from the 2020 Census: 5,925 people
    • Jump to TripAdvisor's Tourism page for Cottleville <3>
  • Dardenne Prairie
    (4 miles [6.4 km] to the southwest)
    • Note: The GPS coordinates that we are using for Dardenne Prairie have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Dardenne Prairie
    • Dardenne Prairie is located in Saint Charles County (MO)
    • Population from the 2020 Census: 13,397 people
    • Jump to TripAdvisor's Tourism page for Dardenne Prairie <3>
  • Flint Hill
    (12 miles [19.3 km] to the northwest)
    • Note: The GPS coordinates that we are using for Flint Hill have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Flint Hill
    • Flint Hill is located in Saint Charles County (MO)
    • Population from the 2020 Census: 794 people
  • Foristell
    (16 miles [25.7 km] to the west)
    • Note: The GPS coordinates that we are using for Foristell have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Foristell
    • Foristell is located in Saint Charles County (MO)
    • Population from the 2020 Census: 618 people
    • Jump to TripAdvisor's Tourism page for Foristell <3>
  • Josephville
    (8 miles [12.9 km] to the west)
    • Note: The GPS coordinates that we are using for Josephville have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Josephville
    • Josephville is located in Saint Charles County (MO)
    • Population from the 2020 Census: 485 people
  • Lake Saint Louis
    (7 miles [11.3 km] to the west)
  • New Melle
    (13 miles [20.9 km] to the west)
    • Note: The GPS coordinates that we are using for New Melle have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for New Melle
    • New Melle is located in Saint Charles County (MO)
    • Population from the 2020 Census: 506 people
    • Jump to TripAdvisor's Tourism page for New Melle <3>
  • Continue List   (9 more) ...
    • O'Fallon
      (3 miles [4.8 km] to the west)
      • Note: The GPS coordinates that we are using for O'Fallon have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for O'Fallon
      • O'Fallon is located in Saint Charles County (MO)
      • Population from the 2020 Census: 89,769 people
      • Jump to TripAdvisor's Tourism page for O'Fallon <3>
    • Portage Des Sioux
      (19 miles [30.6 km] to the northeast)
    • Saint Charles
      (6 miles [9.7 km] to the east)
    • Saint Paul
      (6 miles [9.7 km] to the northwest)
      • Note: The GPS coordinates that we are using for Saint Paul have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Saint Paul
      • Saint Paul is located in Saint Charles County (MO)
      • Population from the 2020 Census: 2,796 people
    • Saint Peters
      (2 miles [3.2 km] to the east)
    • Weldon Spring
      (5 miles [8 km] to the south)
      • Note: The GPS coordinates that we are using for Weldon Spring have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Weldon Spring
      • Weldon Spring is located in Saint Charles County (MO)
      • Population from the 2020 Census: 5,546 people
      • Jump to TripAdvisor's Tourism page for Weldon Spring <3>
    • Weldon Spring Heights
      (5 miles [8 km] to the south)
      • Note: The GPS coordinates that we are using for Weldon Spring Heights have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Weldon Spring Heights
      • Weldon Spring Heights is located in Saint Charles County (MO)
      • Population from the 2020 Census: 90 people
    • Wentzville
      (11 miles [17.7 km] to the west)
      • Jump to our Gazetteer entry for Wentzville
      • Wentzville is located in Saint Charles County (MO)
      • Population from the 2020 Census: 43,109 people
      • Jump to TripAdvisor's Tourism page for Wentzville <3>
    • West Alton
      (24 miles [38.6 km] to the east)
      • Note: The GPS coordinates that we are using for West Alton have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for West Alton
      • West Alton is located in Saint Charles County (MO)
      • Population from the 2020 Census: 529 people
      • Jump to TripAdvisor's Tourism page for West Alton <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: 19 Jul 2024