Businesses for Sale | O'Fallon, Missouri

Discover business opportunities, in or around O'Fallon, with well-established brands, who are looking for people like you to help them grow.
As of the 2010 United States Census, O'Fallon, located in The Show-Me State had a total population of 81,978 people.

City Statistics and Other Information About O'Fallon

Demographics

From a total population of 81,978, O'Fallon has a median age of 35. The average age of males, in O'Fallon, is 34 while the average age of females is 36. When you compare this to median age of Missouri, O'Fallon is 3.1 years younger.

Income

The median income of individuals, in O'Fallon, is $31,809 while the average household income is $78,634. When comparing the median income of people living in O'Fallon to the rest of Missouri, the average income in O'Fallon is -$5,803 less.

Additional Information

63366 - 63368
St. Charles County

Top Franchise Opportunities in O'fallon, Missouri on Franchise.com for 2026