100 North Main Street
O'Fallon, MO 63366
Phone: 636-379-5532
Email: [email protected]

©2018-2019 City of O'Fallon, Missouri

Real Estate

Properties for Lease and Sale
Our Economic Development team is available to both new and existing businesses in order to help identify opportunities for growth and development within our great City. Please contact us directly at 636-379-5532 to learn more about our available sites and buildings in O’Fallon, Missouri, and speak one-on-one with us.
O'Fallon Fact: O'Fallon hosts the area's largest Independence Day celebration, the Heritage & Freedom Fest. Held at Ozzie Smith Sports Complex, more than 100,000 attend the 3-day event featuring nationally-known musicians, a carnival and midway, parade and fireworks.