St. Charles County Real Estate
Room for Your Next Chapter.
Connected to What Matters.
Explore homes for sale in O’Fallon, Missouri with current MLS listings, helpful local information and guidance from Coldwell Banker Premier Group.
Illustrative header photography.
Live MLS Search
O’Fallon Homes for Sale by Price
Compare current listings by budget, then explore the homes that fit your plans.
Search results include participating brokerage listings supplied through MARIS. Availability and listing details change; confirm property details with your agent.
These residential map-area searches include nearby communities and may extend beyond O’Fallon. Confirm jurisdiction, schools and property details by address.
Local Highlights
Life in O’Fallon
O’Fallon is one of St. Charles County’s largest communities and offers a broad mix of housing, including established neighborhoods, newer subdivisions, townhomes, villas and custom properties. Buyers can find traditional two-story homes, ranch designs and newer construction across a wide range of price points.
The community provides convenient access to Interstate 70, Highway K and Route 364, connecting residents with employment centers, shopping, dining, recreation and destinations throughout St. Charles County and the greater St. Louis region. Individual properties vary by location, amenities, association rules and school attendance boundaries, so buyers should evaluate each home based on their own priorities.
Local Life
Parks & Recreation
Local recreation includes O’Day Park, Fort Zumwalt Park, Civic Park, trails, athletic facilities and community programming throughout the area.
Shopping & Dining
Highway K, Main Street and nearby commercial corridors offer restaurants, everyday services, entertainment, local businesses and major retail destinations.
Schools
Addresses in O’Fallon may be served by Fort Zumwalt, Wentzville or other districts. Buyers should verify attendance boundaries directly with the applicable district.
Location
O’Fallon sits near Interstate 70, Highway K and Route 364 in St. Charles County, near St. Peters, Dardenne Prairie, Lake Saint Louis, Cottleville and Wentzville.
Explore the Area
Get to Know O’Fallon
Explore local parks and resources. The map shows the general area, not listing or school boundaries.
Lake Whetsel, the restored Heald Home and a reconstructed fort site.
A city park with picnic facilities, a bandstand and playgrounds.
Outdoor sports facilities alongside the indoor recreation center.
Check city park information and current programming.
What You’ll Find
What Does Home Look Like to You?
Explore O’Fallon’s housing mix by budget, then compare the current listings.
01
Under $300,000
Attached Homes & Smaller Resales
O’Fallon-area townhomes, condos and smaller existing houses offer starting points below the larger detached-home market. Compare ownership costs and maintenance responsibilities across attached and freestanding options.
02
$300,000–$425,000
Established O’Fallon Subdivisions
Ranch and two-story resales are useful starting points across O’Fallon’s established subdivisions. Compare the older I-70 side of the city with neighborhoods extending along Highway K and beyond.
03
$425,000–$600,000
Newer Construction & Larger Layouts
Larger traditional houses, upgraded newer homes and builder offerings broaden the O’Fallon comparison. Compare included finishes and homesite costs when weighing resale properties against to-be-built plans.
04
$600,000+
Custom Homes & Expanded Properties
Custom construction and larger upgraded houses occupy the upper end of the O’Fallon-area search. Compare lot setting, garages and floor-plan flexibility with the city’s smaller subdivision homes.
Illustrative price bands describe the area’s housing mix, not guaranteed inventory or an individual property value. Search maps also include nearby communities. Verify jurisdiction and school assignments for the property address.
Market Snapshot
O’Fallon Market Snapshot
$384,817
Median sale price (+6.9% YoY)
15 days
Median days on market
$173
Median price per sq. ft.
100.6%
Average sale-to-list ratio
Source: Redfin, September 2026, all home types; checked November 2, 2026. Sale price, days on market and price per sq. ft. reflect the three months ending September 2026; sale-to-list is the September 2026 average. Community statistics differ from the broader MLS search area and do not value an individual property.
Find Your Fit
Which St. Louis Community Fits Your Plans?
Explore how your priorities line up with communities around the region.
Your Next Move
Buying or Selling in O’Fallon?
Compare homes, plan a visit or talk through the next steps for selling your property with Coldwell Banker Premier Group.
Good to Know
O’Fallon Home Search FAQs
Are these listings updated from the MLS?
Yes. The O’Fallon search displays participating brokerage inventory supplied through MARIS and updates as listing information changes.
Does the search include listings from other real estate companies?
Yes. Results are not limited to Coldwell Banker Premier Group listings.
How can I confirm the school district for an O’Fallon property?
School districts and attendance boundaries can vary by address and may change. Verify the assigned schools directly with the applicable district before making a housing decision.
Can an agent help me sell a home in O’Fallon?
Yes. A Coldwell Banker Premier Group agent can discuss current competition, positioning, marketing and the steps involved in preparing an O’Fallon property for sale.
Does the search include nearby communities?
Yes. The map-area search can extend beyond O’Fallon. Check the jurisdiction and property details for the exact address.
How should I use the market snapshot?
Use the dated figures as community context. They cover all home types and are not a valuation or prediction for an individual home.
Photo credits: Reconstructed Fort Zumwalt by Classiv (CC BY-SA 4.0); Fort Zumwalt North High School by Adavidb (CC BY-SA 3.0); T.R. Hughes Ballpark by coopgas1 (CC BY-SA 2.0). Source: Wikimedia Commons. Images may be cropped for display; adapted images retain their original Creative Commons licenses.
