St Charles County Map, Missouri

Written and Fact-checked by | Last Updated: November 01, 2025, 14:20 ET

Map of Saint Charles County - Saint Charles County is a county located in the U.S. state of Missouri. Saint Charles County Map showing cities, highways, important places and water bodies. Get Where is Saint Charles County located in the map, major cities in Saint Charles county, population, areas, and places of interest.

Map of St Charles County, Missouri

Map of St Charles County, Missouri

About Saint Charles County Map, Missouri: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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St Charles County, Missouri

Schuyler County is a county located in the U.S. state of Missouri. It`s county seat is Lancaster. As per 2020 census, the population of Schuyler County was 4025 and population density of Schuyler was square miles. According to the United States Census Bureau, the county has a total area of 308 sq mi (798 km2). Schuyler County was established on 1843.

St. Charles County Facts

ContinentNorth America
CountryUnited States
StateMissouri
County SeatSt. Charles
Largest City/TownO'Fallon
Established1812
Total Area593 sq mi (1,536 sq km)
Land Area561 sq mi (1,453 sq km)
Water Area32 sq mi (83 sq km)
Population405,262 (Census 2020)
Population Density722 people per sq mi
Time ZoneCentral Time Zone (CST/CDT)
Major HighwaysInterstate 70, Interstate 64, Interstate 370, U.S. Route 40, Missouri Route 94
Major RiversMissouri River, Mississippi River nearby region
Neighboring CountiesSt. Louis County, Warren County, Lincoln County, Franklin County, Calhoun County (Illinois)
Famous ForHistoric St. Charles, fast-growing suburbs, wineries, Katy Trail, and Lewis and Clark history
Top AttractionsHistoric Main Street St. Charles, Katy Trail State Park, Ameristar Casino Resort Spa, and Missouri Wine Country
Official WebsiteOfficial Website

About St. Charles County

St. Charles County is located in eastern Missouri west of St. Louis and was established in 1812. The county seat is St. Charles, while O'Fallon is the largest city. The county is known for historic riverfront communities, rapid suburban growth, wineries, parks, and strong economic development.

Cities and Towns in St. Charles County, Missouri

City/TownPopulation (Census 2020)Latitude & Longitude
O'Fallon91,31638.8106°N, 90.6998°W
St. Charles (county seat)70,49338.7881°N, 90.4974°W
St. Peters57,73238.7875°N, 90.6299°W
Wentzville44,37238.8114°N, 90.8529°W
Lake Saint Louis16,70738.7970°N, 90.7857°W
Cottleville5,84938.7481°N, 90.6537°W

What are the Golf Courses in St. Charles County

Golf CourseLocationLatitude & Longitude
Missouri Bluffs Golf ClubSt. Charles38.7462°N, 90.5789°W
WingHaven Country ClubO'Fallon38.7984°N, 90.7467°W
Lake Forest Country ClubLake Saint Louis38.7908°N, 90.7982°W

Major Roads and Highways in St. Charles County

Major highways connect St. Charles County with St. Louis, Kansas City, and regional transportation corridors.

  • Interstate 70 - major east-west interstate through Missouri
  • Interstate 64 - regional interstate corridor connecting suburban communities
  • Interstate 370 - connector route linking St. Charles County and St. Louis County
  • U.S. Route 40 - important regional transportation corridor
  • Missouri Route 94 - scenic highway through Missouri Wine Country

What are Neighboring Counties of St. Charles County

  • Lincoln County (north)
  • Warren County (west)
  • Franklin County (southwest)
  • St. Louis County (southeast)
  • Calhoun County, Illinois (east)

What Are the Top Attractions in St. Charles County

The county offers historic districts, wineries, riverfront attractions, and extensive outdoor recreation.

  • Historic Main Street St. Charles - preserved brick streets, shops, restaurants, and Lewis and Clark history
  • Katy Trail State Park - biking, walking, and scenic Missouri River recreation
  • Ameristar Casino Resort Spa - entertainment, gaming, dining, and riverfront attractions
  • Missouri Wine Country - wineries, vineyards, tasting rooms, and scenic drives
  • Frontier Park - riverfront walking trails, festivals, and outdoor recreation
  • Augustus Busch Memorial Conservation Area - hiking, fishing, and wildlife observation
  • Family Arena - concerts, sports, and entertainment events
  • Historic Daniel Boone Region - frontier history and heritage attractions
  • Parks and Recreation Complexes - sports fields, lakes, playgrounds, and trails
  • Community Festivals and Riverfront Events - seasonal celebrations and cultural activities

What Is the Distance from St. Charles County to Nearby Cities

The following distances are measured by road (driving).

  • St. Charles to St. Louis (St. Louis City), Missouri - 24 mi (39 km)
  • St. Charles to Columbia (Boone County), Missouri - 105 mi (169 km)
  • St. Charles to Jefferson City (Cole County), Missouri - 132 mi (212 km)
  • St. Charles to Springfield (Greene County), Missouri - 223 mi (359 km)
  • St. Charles to O'Fallon (St. Charles County), Missouri - 12 mi (19 km)
  • St. Charles to Wentzville (St. Charles County), Missouri - 19 mi (31 km)
  • St. Charles to Kansas City (Jackson County), Missouri - 248 mi (399 km)
  • St. Charles to Chicago (Cook County), Illinois - 300 mi (483 km)
  • St. Charles to Indianapolis (Marion County), Indiana - 252 mi (406 km)
  • St. Charles to Nashville (Davidson County), Tennessee - 309 mi (497 km)
  • St. Charles to Dallas (Dallas County), Texas - 646 mi (1,040 km)
  • St. Charles to Denver (Denver County), Colorado - 854 mi (1,374 km)
  • St. Charles to Minneapolis (Hennepin County), Minnesota - 542 mi (872 km)

FAQs about St. Charles County

Where is St. Charles County located?

St. Charles County is located in eastern Missouri west of St. Louis.

What is the population of St. Charles County?

St. Charles County had a population of 405,262 according to the 2020 United States Census.

What is St. Charles County known for?

St. Charles County is known for historic St. Charles, wineries, suburban growth, and Katy Trail recreation.

What are the major highways in St. Charles County?

The county is served by Interstate 70, Interstate 64, Interstate 370, U.S. Route 40, and Missouri Route 94.

Are there golf courses in St. Charles County?

Yes, St. Charles County includes golf facilities such as Missouri Bluffs Golf Club and WingHaven Country Club.

References

  1. QuickFacts - U.S. Census Bureau
  2. United States Census Bureau
  3. United States Geological Survey (USGS)
  4. National Geodetic Survey
  5. Official Website