Homes for sale under $800k in O'Fallon, MO

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NEW CONSTRUCTION3D WALKTHROUGH

ABOUT THIS HOME
Homes for sale under $800k in O'Fallon, MO
Now through the end of the month, take advantage of half off options—when you spend $50,000, you’ll save $25,000.The Waverly from Rolwes Company’s Estate Series is an exquisite ranch-style home designed for both elegance and everyday comfort. This to-be-built floor plan features three bedrooms, two bathrooms, and a three-car garage, all centered around an open-concept design perfect for entertaining. From the welcoming foyer, you’ll be greeted by a formal dining room that opens into a spacious great room, bright breakfast area, and a well-appointed kitchen complete with a uniquely designed island ideal for additional seating and gathering. The private owner’s s

$549,990

3 beds2 baths2,387 sq ft

1 Waverly @willow Grv, Dardenne Prairie, MO 63368

Formal dining room • Spacious great room • Welcoming foyer

READY TO BUILD

$549,990

3 beds2.5 baths2,387 sq ft

Waverly Plan, O'fallon, MO 63368

Formal dining room • Spacious great room • Roomy kitchen

Listing provided by Zillow

READY TO BUILD

ABOUT THIS HOME
Homes for sale under $800k in O'Fallon, MO
The Avery Floorplan by Fischer Homes offers a unique five-level design that seamlessly blends dynamic living spaces with private retreats. From the welcoming family foyer to the pocket office with an optional built-in desk, every detail is thoughtfully designed for modern living. The two-story family room serves as the heart of the home, connecting to an open kitchen with a large island and a walk-in pantry, perfect for entertaining and everyday use. A recreation room, located just steps down from the family room, adds extra space for relaxation or play. The private owners suite, situated on its own level, features an oversized walk-in closet with optional laundry access and customizable ba

$549,900

4 beds2 baths2,535 sq ft

Avery Plan, O'fallon, MO 63368

2 garage spots • Listed 631 days

Listing provided by Zillow

READY TO BUILD

ABOUT THIS HOME
Homes for sale under $800k in O'Fallon, MO
The Breckenridge by Fischer Homes offers a spacious and customizable design for modern living. The main level features an open kitchen with a walk-in pantry and options for a kitchen island, morning room expansion, and various door and window configurations. Additional options include a study, electric or internal fireplace with a hearth, and a built-in bench with storage in the family foyer. Customize further with a 4x16 garage expansion or a three-car front entry garage. Upstairs, all four bedrooms include walk-in closets, with the option to add a fifth bedroom or a private bath for Bedroom 4. The owners suite offers a variety of bath configurations, including a tub and separate shower, w

$546,900

4 beds2.5 baths3,135 sq ft

Breckenridge Plan, Ofallon, MO 63368

2 garage spots • Listed 565 days

Listing provided by Zillow

READY TO BUILD

ABOUT THIS HOME
Homes for sale under $800k in O'Fallon, MO
The Avery Floorplan by Fischer Homes offers a unique five-level design that seamlessly blends dynamic living spaces with private retreats. From the welcoming family foyer to the pocket office with an optional built-in desk, every detail is thoughtfully designed for modern living. The two-story family room serves as the heart of the home, connecting to an open kitchen with a large island and a walk-in pantry, perfect for entertaining and everyday use. A recreation room, located just steps down from the family room, adds extra space for relaxation or play. The private owners suite, situated on its own level, features an oversized walk-in closet with optional laundry access and customizable ba

$545,900

4 beds2 baths2,535 sq ft

Avery Plan, Ofallon, MO 63368

Dual walk-in closets • 5-level design • 2 garage spots

Listing provided by Zillow

Property at Adams Plan, Saint Peters, MO 63376, 4 beds, 2.5 baths

$543,700

4 beds2.5 baths2,671 sq ft

Adams Plan, Saint Peters, MO 63376

Listing provided by Zillow

Property at Madison Plan, Saint Peters, MO 63376, 3 beds, 2.5 baths

$543,000

3 beds2.5 baths2,369 sq ft

Madison Plan, Saint Peters, MO 63376

Listing provided by Zillow

Property at Tuscany II Plan, O'fallon, MO 63368, 3 beds, 2 baths

$542,800

3 beds2 baths2,206 sq ft

Tuscany II Plan, O'fallon, MO 63368

Listing provided by Zillow

Property at Windsor Plan, Dardenne Prairie, MO 63368, 4 beds, 2 baths

$541,900

4 beds2 baths3,215 sq ft

Windsor Plan, Dardenne Prairie, MO 63368

Listing provided by Zillow

Property at 318 Copper Tree Ct, O Fallon, MO 63368, 4 beds, 3.5 baths

$539,900

4 beds3.5 baths3,562 sq ft

318 Copper Tree Ct, O Fallon, MO 63368

Property at Charles Plan, O'fallon, MO 63368, 3 beds, 2.5 baths

$539,900

3 beds2.5 baths2,457 sq ft

Charles Plan, O'fallon, MO 63368

Listing provided by Zillow

Property at 131 Cardow Dr, O'fallon, MO 63368, 3 beds, 2 baths

$539,235

3 beds2 baths1,621 sq ft

131 Cardow Dr, O'fallon, MO 63368

Property at The Rochester II Plan, O'fallon, MO 63368, 3 beds, 3.5 baths

$539,000

3 beds3.5 baths3,396 sq ft

The Rochester II Plan, O'fallon, MO 63368

Listing provided by Zillow

Property at Madison 3 Car Garage Plan, Lake Saint Louis, MO 63367, 3 beds, 2.5 baths

$539,000

3 beds2.5 baths2,369 sq ft

Madison 3 Car Garage Plan, Lake Saint Louis, MO 63367

Listing provided by Zillow

$537,900

3 beds2.5 baths2,457 sq ft

Charles Plan, Ofallon, MO 63368

Listing provided by Zillow

Property at 1 Princeton @willow Grv, Dardenne Prairie, MO 63368, 4 beds, 2.5 baths

$535,990

4 beds2.5 baths2,779 sq ft

1 Princeton @willow Grv, Dardenne Prairie, MO 63368

Property at Princeton Plan, O'fallon, MO 63368, 4 beds, 2.5 baths

$535,990

4 beds2.5 baths2,779 sq ft

Princeton Plan, O'fallon, MO 63368

Listing provided by Zillow

Property at 102 Riparian Dr, O Fallon, MO 63368, 4 beds, 2.5 baths

$535,000

4 beds2.5 baths2,831 sq ft

102 Riparian Dr, O Fallon, MO 63368

Property at 146 Haven Ridge Ct, O Fallon, MO 63368, 2 beds, 2 baths

$535,000

2 beds2 baths1,600 sq ft

146 Haven Ridge Ct, O Fallon, MO 63368

Property at Pierce Plan, Dardenne Prairie, MO 63368, 3 beds, 2 baths

$534,902

3 beds2 baths2,572 sq ft

Pierce Plan, Dardenne Prairie, MO 63368

Listing provided by Zillow

Property at 215 Townshead Way, O'fallon, MO 63368, 4 beds, 2.5 baths

$534,900

4 beds2.5 baths2,491 sq ft

215 Townshead Way, O'fallon, MO 63368

Property at 84 S Ridgewynd Ct, Lake Saint Louis, MO 63367, 4 beds, 2.5 baths

$534,900

4 beds2.5 baths3,088 sq ft

84 S Ridgewynd Ct, Lake Saint Louis, MO 63367

Property at 1 Edgewood @willow Grv, Dardenne Prairie, MO 63368, 3 beds, 2.5 baths

$532,990

3 beds2.5 baths2,247 sq ft

1 Edgewood @willow Grv, Dardenne Prairie, MO 63368

Property at The Serengeti Plan, Wentzville, MO 63385, 3 beds, 2.5 baths

$532,000

3 beds2.5 baths2,810 sq ft

The Serengeti Plan, Wentzville, MO 63385

Listing provided by Zillow

Property at The Palmetto Plan, Wentzville, MO 63385, 4 beds, 2.5 baths

$532,000

4 beds2.5 baths3,394 sq ft

The Palmetto Plan, Wentzville, MO 63385

Listing provided by Zillow

Property at 114 Cloverleaf Meadows Ct, O Fallon, MO 63366, 4 beds, 4.5 baths

$529,900

4 beds4.5 baths4,912 sq ft

114 Cloverleaf Meadows Ct, O Fallon, MO 63366

Property at Rosemont Plan, Dardenne Prairie, MO 63368, 4 beds, 3 baths

$529,900

4 beds3 baths2,461 sq ft

Rosemont Plan, Dardenne Prairie, MO 63368

Listing provided by Zillow

Property at The Grand Magnolia Plan, O'fallon, MO 63366, 3 beds, 3 baths

$528,104

3 beds3 baths2,647 sq ft

The Grand Magnolia Plan, O'fallon, MO 63366

Listing provided by Zillow

Property at Washington Plan, Lake Saint Louis, MO 63367, 4 beds, 3.5 baths

$527,900

4 beds3.5 baths2,956 sq ft

Washington Plan, Lake Saint Louis, MO 63367

Listing provided by Zillow

Property at 2 The Denver at The Grv, St Peters, MO 63366, 3 beds, 2 baths

$526,900

3 beds2 baths1,948 sq ft

2 The Denver at The Grv, St Peters, MO 63366

Property at 572 Misty Mountain Dr, O Fallon, MO 63368, 4 beds, 2.5 baths

$525,000

4 beds2.5 baths2,808 sq ft

572 Misty Mountain Dr, O Fallon, MO 63368

Property at 128 Dardenne Place Dr, O Fallon, MO 63368, 2 beds, 3 baths

$525,000

2 beds3 baths2,527 sq ft

128 Dardenne Place Dr, O Fallon, MO 63368

Property at Savannah Plan, Ofallon, MO 63367, 3 beds, 2.5 baths

$524,990

3 beds2.5 baths2,572 sq ft

Savannah Plan, Ofallon, MO 63367

Listing provided by Zillow

Property at The Bellwynn II Plan, O'fallon, MO 63368, 4 beds, 3 baths

$524,000

4 beds3 baths3,180 sq ft

The Bellwynn II Plan, O'fallon, MO 63368

Listing provided by Zillow

Property at Lancaster Plan, Dardenne Prairie, MO 63368, 4 beds, 2 baths

$522,900

4 beds2 baths2,892 sq ft

Lancaster Plan, Dardenne Prairie, MO 63368

Listing provided by Zillow

Property at Emmett Plan, Dardenne Prairie, MO 63368, 2 beds, 2 baths

$522,900

2 beds2 baths2,212 sq ft

Emmett Plan, Dardenne Prairie, MO 63368

Listing provided by Zillow

Property at Adams 3 Car Garage Plan, Lake Saint Louis, MO 63367, 4 beds, 2.5 baths

$520,915

4 beds2.5 baths2,671 sq ft

Adams 3 Car Garage Plan, Lake Saint Louis, MO 63367

Listing provided by Zillow

Property at Sierra - Universal Design Plan, Dardenne Prairie, MO 63368, 3 beds, 2 baths

$520,900

3 beds2 baths2,240 sq ft

Sierra - Universal Design Plan, Dardenne Prairie, MO 63368

Listing provided by Zillow

Property at The Forest Plan, Wentzville, MO 63385, 4 beds, 2.5 baths

$520,000

4 beds2.5 baths2,968 sq ft

The Forest Plan, Wentzville, MO 63385

Listing provided by Zillow

Property at Princeton Plan, Ofallon, MO 63367, 4 beds, 2.5 baths

$519,990

4 beds2.5 baths2,779 sq ft

Princeton Plan, Ofallon, MO 63367

Listing provided by Zillow

Property at Addison Plan, L9w2d7 Ofallon, MO 63366, 3 beds, 2 baths

$519,900

3 beds2 baths1,960 sq ft

Addison Plan, L9w2d7 Ofallon, MO 63366

Listing provided by Zillow

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Based on information submitted to the MLS GRID as of Thu Nov 27 2025. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

Homes for sale under $800k in O'Fallon

There are currently 411 homes for sale under $800k in O'Fallon. Some of these homes are "Hot Homes," meaning they're likely to sell quickly. Most homes for sale in O'Fallon stay on the market for 30 days and receive 4 offers. Popular neighborhoods include La Paloma, Wyndgate Village, The Villages at Bainbridge, Wing Haven, and Ofallon Hills. This map is refreshed with the newest listings in O'Fallon every 15 minutes.

In the past month, 99 homes have been sold in O'Fallon. In addition to houses in O'Fallon, there were also 12 condos, 14 townhouses, and 2 multi-family units for sale in O'Fallon last month. O'Fallon is a not walkable city in Missouri with a Walk Score of 22. O'Fallon is home to approximately 77,225 people and 29,122 jobs. Find your dream home in O'Fallon using the tools above. Use filters to narrow your search by price, square feet, beds, and baths to find homes that fit your criteria. Our top-rated real estate agents in O'Fallon are local experts and are ready to answer your questions about properties, neighborhoods, schools, and the newest listings for sale in O'Fallon. Our O'Fallon real estate stats and trends will give you more information about home buying and selling trends in O'Fallon. If you're looking to sell your home in the O'Fallon area, our listing agents can help you get the best price. Redfin is redefining real estate and the home buying process in O'Fallon with industry-leading technology, full-service agents, and lower fees that provide a better value for Redfin buyers and sellers.

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Homes for sale under $800k in O'Fallon, MO

Homes for sale under $800k in O'Fallon

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