O’Fallon is a city located in St. Charles County, Missouri, United States. As of the 2020 census, O’Fallon had a population of 93,126, making it the largest city by population in St. Charles County and the 7th largest city in Missouri.
Population and Demographics
According to the 2020 census, O’Fallon had a population of 93,126 people. This was a significant increase from the 2010 census when the population was 79,329. O’Fallon has seen rapid population growth in recent decades as the city expands. In 1990, the population was only 27,882.
The racial makeup of O’Fallon is predominantly white. The 2020 census showed the population was 78.8% White, 11.6% African American, 4.6% Asian, 0.2% Native American, 0.1% Pacific Islander, 1.8% from other races, and 2.9% from two or more races. 4.3% of the population identified as Hispanic or Latino.
The median age in O’Fallon is 34.8 years. 22.5% of the population is under 18 years old, and 13.1% is over 65 years. There are slightly more females (51.1%) than males (48.9%).
Over 37% of households in O’Fallon have children under 18 years old. The average household size is 2.55 people. Median household income is $83,811, with a poverty rate of 5.6%. O’Fallon has an educated population, with 94.5% of residents over age 25 holding a high school degree or higher.
Economy and Major Employers
O’Fallon has a strong, diverse economy with major employers in industries such as healthcare, manufacturing, retail, and financial services.
The largest employer in O’Fallon is Progress West Hospital, which employs over 1,500 people. Other major healthcare employers include SSM Health St. Joseph Hospital and Twin Oaks Urgent Care.
Major manufacturing employers include Safran Electrical and Power, Magnitude Inc., and Toyota Boshoku America. Other large companies include Mastercard and U.S. Bank.
The largest employers in the retail sector are Dierbergs Market, Walmart, and Home Depot. Other major retailers include Target, Lowe’s, and Schnucks.
As a growing suburb, O’Fallon also has employment opportunities in education. The three largest school districts – Fort Zumwalt School District, Wentzville School District, and Francis Howell School District – provide thousands of jobs.
Attractions and Landmarks
Despite being a suburban community, O’Fallon has several unique attractions and landmarks that bring in visitors:
- Lone Elk Park – A large wildlife preserve with bison and elk roaming freely. It offers great opportunities for hiking and nature watching.
- Jefferson Barracks National Cemetery – The largest cemetery run by the National Cemetery Administration with over 152,000 burials.
- O’Fallon Historical Downtown and Museum – Experience historic downtown O’Fallon and visit the museum run by the O’Fallon Historical Society.
- Little Creek Farm and Rescue – A farm that rescues animals and provides educational programs.
- O’Fallon Town Center Plaza – Hosts community events like the annual Homecoming of Heritage and Heroes.
- Sweet Summit Skate Park – One of the largest outdoor skate parks in Missouri.
Sports
Although O’Fallon does not have any major professional sports teams, there are still opportunities for sports fans. The city is home to several high school athletic programs that are regularly ranked among the top in Missouri.
The three main public school districts in the city compete in the same conference – the Gateway Athletic Conference. Fort Zumwalt South, Fort Zumwalt West, Fort Zumwalt North, Francis Howell, and Francis Howell Central are renowned for their football, basketball, and other programs.
O’Fallon also has multiple private high schools that excel in athletics such as Saint Dominic High School and Liberty High School. College sports fans can follow teams at nearby NCAA Division II schools like Lindenwood University.
For participants, O’Fallon has a vast parks system with recreational sports leagues for all ages. Popular parks for youth sports include Dames Park Sports Complex and Renaud Spirit Center.
Economic Outlook
As one of the fastest growing cities in Missouri, O’Fallon has a strong economic outlook. Population growth is fueling development of new residential neighborhoods, retail stores, and employment hubs.
Several business parks are being added such as the O’Fallon Commerce Center and TR Hughes Industrial Park. These are attracting new employers in industries like logistics, manufacturing, and back-office operations.
Downtown O’Fallon is also undergoing a revitalization with investments to add new stores, restaurants, offices, and recreation. The city aims to create a vibrant downtown district and community gathering place.
Major infrastructure improvements are planned to keep pace with growth. These include expanding roads, developing a public bus system, and improving utilities and municipal services. With its convenient location and pro-business climate, O’Fallon appears primed for economic success.