Community Information

Explore the history of Lewis & Clark and America’s westward expansion, relax in Missouri Wine Country, enjoy water sports in the Alton Pool, or test Lady Luck at the roulette wheel. Discovering the local attractions (PDF) of St. Charles County is a diverse experience, so get ready for excitement and come enjoy all the various communities have to offer.

St. Charles County

Organized October 1, 1812, St. Charles County encompasses approximately 561-square-miles and is one of three first-class charter counties in Missouri. Since the 1980s, the community has been one of the fastest growing counties in Missouri and has the third largest economy in the state. As a leading area in metropolitan St. Louis, St. Charles County is known for its residential and commercial growth, infrastructure investment, abundant amenities and diverse business community.

St. Charles

Celebrating 200 years as an incorporated city in 2009, St. Charles is the oldest city on the Missouri River. Today, this community of more than 61,000 is a unique area with a splendid mix of old and new with hometown charm in a suburban atmosphere.

St. Peters

For more than two decades, St. Peters has been the center of dynamic growth and progressive change in St. Charles County. The St. Peters economy continues to diversify with modern housing, award-winning recreation, strong support services and over 2,000 businesses and industries including the regional
Mid Rivers Mall.


Located minutes west of St. Louis County, O'Fallon encompasses nearly 30 square miles and was established in 1856. O'Fallon is the largest city in St. Charles County with a growing population of approximately 78,000 residents. While rich in history, the City today offers the latest in housing, business, retail and leisure.


Located at the crossroads of Interstate 64 and Highway 40, Wentzville offers convenient transportation access into St. Louis, reasonably-priced existing and new housing, and some of the most beautiful scenery around. Wentzville has gone from a country town of 5,000 in 1900 to a dynamic growing city of over 20,000 today.

Lake Saint Louis

As a planned community, Lake Saint Louis offers residents and businesses some of the finest residential and commercial amenities available. This "Playful City USA" community has been developed around the central features of two beautiful lakes (550 acres and 75 acres) and also boosts growing business and shopping districts. Community brochure.

Dardenne Prairie

Dardenne Prairie, located in the heart of the golden triangle in St. Charles County, maintains a rural flavor in a suburban setting. Dardenne Prairie boosts acres of natural parks, beautiful residences, thriving business plazas and industrial park, new downtown area, private high school and new city hall.


Cottleville is a growing, dynamic city that reflects the enthusiasm of its young people, the vitality of its families, and the wisdom of its seniors. Cottleville is also a community that cherishes tradition and values, while embracing an optimistic vision of the future. Community brochure.

Weldon Spring

Weldon Spring is a low-density residential community containing wooded areas, open fields, steep ravines and floodplains. Known as a city of tradition and progress, the Weldon Spring goal is to have a safe, comfortable and enjoyable community in which to live, raise families, retire and just enjoy life.


Foristell has a long history as a small town nestled on the county line between the edge of St. Charles and Warren County. Foristell residents have the privilege of living in some of the most beautiful countryside around while still having the luxury of being close to many amenities.