O'Fallon Real Estate Search

O'Fallon New Construction Properties for Sale

Our website features the best real estate search for new construction properties available in O'Fallon and surrounding areas. It is the only site you will ever need! It is easy-to-use and updated by the official REALTOR®’s database every 15 minutes. 

You can save searches, and get daily email alerts of new listings, price changes, sold data, and market reports. Our Interactive Map Search allows you to view properties on a map or refine your search by drawing the boundaries around the area you desire.

Curious about what’s happening in the O'Fallon real estate market? Sign up for a  O'Fallon Real Estate Market Report to see what’s active, under contract, and sold!

Considering selling or refinancing your home? Get an INSTANT property valuation now!

Newest O'Fallon New Construction Properties for Sale

$531,394
ACTIVE Status Amanda Alejandro
This now under construction Columbia with upgraded elevation offers a walk-out homesite and the perfect balance of refined design and functional living in Columbia Meadows. This thoughtfully designed detached ranch villa home delivers 1,583 square feet on the main level with 9’ ceilings and an open, light-filled layout ideal for everyday living and entertaining. The kitchen is elevated with 42” cabinetry with crown molding, soft-close dovetailed drawers, expanded drawer stacks, a double trash rollout, refrigerator cabinet build-out, pendant lighting, abundant recessed lighting, and Whirlpool stainless gas appliances. Black lever hardware throughout adds a modern, cohesive finish. The primary suite offers a spa-inspired bath with adult-height double vanities, Moen fixtures, rain shower head, transom windows for natural light, and a generous walk-in closet. Main-floor laundry adds convenience. The finished walk-out lower level expands the home with approximately 871 additional square feet, including a spacious rec room with six can lights, a private third bedroom with walk-in closet, and a full bath — creating a true 3-bedroom, 3 bath home with ideal guest or extended living space. Outdoor living is enhanced with a 12’ x 12’ low-maintenance sun deck and irrigation-equipped fully sodded yard. Additional highlights include 5.25” baseboards, garage door opener, coach lights, and a comprehensive low-voltage package. Columbia Meadows offers the privacy of fully detached homes with the convenience of low-maintenance living in a professionally managed community just minutes from I-70. Luxury craftsmanship. Functional design. Walk-out homesite included in promo 10,000 off price limited time. Photos are of another completed home and not all features are the same see spec sheet for details.

O'Fallon

$439,900
ACTIVE Status Lynn Storey
HUGE PRICE REDUCTION! Luxury New Construction Villas. Discover Refined Living In This Stunning Villa. This Is One Of 4 - One-of-a-Kind exclusive residences, Perfectly Situated In The Heart Of O’Fallon, Across From Ft. Zum. High School. Offering Open Floor Plan w/ 1809 Sq. Ft. Of Thoughtfully Designed Space, This Villa Blends Luxury, Privacy & Modern Convenience, An Exceptional & Rare Find. Step Inside To A Beautifully Upgraded Interior Featuring Custom Cabinetry, Elegant Quartz Countertops, Designer Tile Backsplash, Coffee Bar w/ Charming Glass Front Doors. Great Room Showcases Window Wall, And More Square Feet Than Most, Perfect For Entertaining And Everyday Living. Main Living Areas Offer Luxury Fux Wood Laminate Flooring, Creating A Warm And Sophisticated Ambience, A Spacious Dining Area w/ Sliding Door Exits To Lg. Patio Access Fills The Home With Natural Light and Invites Seamless Indoor And Outdoor Living. The Chef's Open Concept Kitchen Is Complete With S.S. Appliances, Abundant Rich Cabinetry, Oversized Island w/ Blanco Sink Providing Generous Prep Space, Upgrades Galore in Black Accents through out, Under Cabinet Lighting, Gas Stove, Microwave, Large Double Door Pantry, Roll Out Shelves, Trash Roll Out. Retreat To The Spacious Owners Suite Highlighted By A Deluxe Double Bay And Beautiful Bath Featuring Onyx Shower Walls w/ Built In Seat, Frameless Shower Doors, Double Bowl Adult Height Vanity And Large Walk In Closet, Two Additional Bedrooms Are Privately Situated Between Hall Bath, Open Stairwell, Upgraded Lighting, Recessed Lights, Double Hung Windows, Each Villa Enjoys Exceptional Privacy Sitting On Rare 500 Ft. Deep Lots Backing To Your Own Private Woods. Adding To The Value Is Perimeter Fencing Behind Each Villa w/Private Gate That Will Open To The Natural Woods Behind, Plus Each Unit Has Additional Assigned Parking, Extra Deep Garage, Patio Privacy Fence Between Units, Sound Deadening Insulation At Party Walls & Interior Baths. There Is None Like This, The Location, The Wooded Private Deep Lot, The Square Footage, All To Be Found In This Unique Village Of 4 Villas. Truly An Extraordinary Opportunity For Exclusive Luxury Villa Living. Builder 1 Year warranty and 10 Year Structural Defect Warranty.

1599 Belleau Creek Rd Unit 2 B, O'Fallon

$439,900
ACTIVE Status Lynn Storey
HUGE PRICE ADJUSTMENT! Luxury New Construction Villas. Discover Refined Living In This Stunning Villa. This Is One Of 4 - One Of Kind Exclusive Residences, Perfectly Situated In The Heart Of O’Fallon, Across From Ft. Zum. High School. Offering Open Floor Plan w/ 1809 Sq. Ft. Of Thoughtfully Designed Space, This Villa Blends Luxury, Privacy & Modern Convenience, An Exceptional & Rare Find. Step Inside To A Beautifully Upgraded Interior Featuring Custom Cabinetry, Elegant Quartz Countertops, Designer Tile Backsplash, Coffee Bar w/ Charming Glass Front Doors. Great Room Showcases Window Wall, And More Square Feet Than Most, Perfect For Entertaining And Everyday Living. Main Living Areas Offer Luxury Fux Wood Laminate Flooring, Creating A Warm And Sophisticated Ambience, A Spacious Dining Area w/ Slidng Door Exits To Lg. Patio Access Fills The Home With Natural Light and Invites Seamless Indoor And Outdoor Living. The Chef's Open Concept Kitchen Is Complete With S.S. Appliances, Abundant Rich Cabinetry, Oversized Island w/ Blanco Sink Providing Generous Prep Space, Upgrades Galore in Black Accents through out, Under Cabinet Lighting, Gas Stove, Microwave, Large Double Door Pantry, Roll Out Shelves, Trash Roll Out. Retreat To The Spacious Owners Suite Highlighted By A Deluxe Double Bay And Beautiful Bath Featuring Onyx Shower Walls w/ Built In Seat, Frameless Shower Doors, Double Bowl Adult Height Vanity And Large Walk In Closet, Two Additional Bedrooms Are Privately Situated Between Hall Bath, Open Stairwell, Upgraded Lighting, Recessed Lights, Double Hung Windows, Each Villa Enjoys Exceptional Privacy Sitting On Rare 500 Ft. Deep Lots Backing To Your Own Private Woods. Adding To The Value Is Perimeter Fencing Behind Each Villa w/Private Gate That Will Open To The Natural Woods Behind, Plus Each Unit Has Additional Assigned Parking, Extra Deep Garage, Patio Privacy Fence Between Units, Sound Deadening Insulation At Party Walls & Interior Baths. There Is None Like This, The Location, The Wooded Private Deep Lot, The Square Footage, All To Be Found In This Unique Village Of 4 Villas. Truly An Extraordinary Opportunity For Exclusive Luxury Villa Living. Builder 1 Year warranty and 10 Year Structural Defect Warranty.

1595 Belleau Creek Rd Unit 2 A, O'Fallon

$439,900
ACTIVE Status Lynn Storey
HUGE PRICE ADJUSTMENT! Luxury New Construction Villas. Discover Refined Living In This Stunning Villa. This Is One Of 4 - One Of Kind Exclusive Residences, Perfectly Situated In The Heart Of O’Fallon, Across From Ft. Zum. High School. Offering Open Floor Plan w/ 1809 Sq. Ft. Of Thoughtfully Designed Space, This Villa Blends Luxury, Privacy & Modern Convenience, An Exceptional & Rare Find. Step Inside To A Beautifully Upgraded Interior Featuring Custom Cabinetry, Elegant Quartz Countertops, Designer Tile Backsplash, Coffee Bar w/ Charming Glass Front Doors., The Great Room Showcases a Window wall and Boasts More Square Footage Than Most, Perfect For Entertaining And Everyday Living. Main Living Areas Offer Luxury Fux Wood Laminate Flooring, Creating A Warm And Sophisticated Ambience, A Spacious Dining Area w/ Sliding Door Exits To Lg. Patio Access Fills The Home With Natural Light and Invites Seamless Indoor And Outdoor Living. The Chef's Open Concept Kitchen Is Complete With S.S. Appliances, Abundant Rich Cabinetry, Oversized Island w/ Blanco Sink Providing Generous Prep Space, Upgrades Galore in Black Accents through out, Under Cabinet Lighting, Gas Stove, Microwave, Large Double Door Pantry, Roll Out Shelves, Trash Roll Out. Retreat To The Spacious Owners Suite Highlighted By A Deluxe Double Bay And Beautiful Bath Featuring Onyx Shower Walls w/ Built In Seat, Frameless Shower Doors, Double Bowl Adult Height Vanity And Large Walk In Closet, Two Additional Bedrooms Are Privately Situated Between Hall Bath, Open Stairwell, Upgraded Lighting, Recessed Lights, Double Hung Windows, Each Villa Enjoys Exceptional Privacy Sitting On Rare 500 Ft. Deep Lots Backing To Your Own Private Woods. Adding To The Value Is Perimeter Fencing Behind Each Villa w/Private Gate That Will Open To The Natural Woods Behind, Plus Each Unit Has Additional Assigned Parking, Extra Deep Garage, Patio Privacy Fence Between Units, Sound Deadening Insulation At Party Walls & Interior Baths. There Is None Like This, The Location, The Wooded Private Deep Lot, The Square Footage, All To Be Found In This Unique Village Of 4 Villas. Truly An Extraordinary Opportunity For Exclusive Luxury Villa Living. Builder 1 Year warranty and 10 Year Structural Defect Warranty.

1589 Belleau Creek Rd Unit 1 B, O'Fallon

$439,900
ACTIVE Status Lynn Storey
HUGE PRICE REDUCTION! Luxury New Construction Villas. Discover Refined Living In This Stunning Villa. This Is One Of 4 - One of a Kind Exclusive Residences, Perfectly Situated In The Heart Of O’Fallon, Across From Ft. Zum. High School. Offering Open Floor Plan w/ 1809 Sq. Ft. Of Thoughtfully Designed Space, This Villa Blends Luxury, Privacy & Modern Convenience, An Exceptional & Rare Find. Step Inside To A Beautifully Upgraded Interior Featuring Custom Cabinetry, Elegant Quartz Countertops, Designer Tile Backsplash, Coffee Bar w/ Charming Glass Front Doors. The Great Room Showcases a Window wall and Boasts More Square Footage Than Most, Making It Perfect for Entertaining and Everyday Living. Main Living Areas Offer Luxury Fux Wood Laminate Flooring, Creating A Warm And Sophisticated Ambience, A Spacious Dining Area w/ Sliding Door Exits To Lg. Patio Access Fills The Home With Natural Light and Invites Seamless Indoor And Outdoor Living. The Chef's Open Concept Kitchen Is Complete With S.S. Appliances, Abundant Rich Cabinetry, Oversized Island w/ Blanco Sink Providing Generous Prep Space, Upgrades Galore in Black Accents through out, Under Cabinet Lighting, Gas Stove, Microwave, Large Double Door Pantry, Roll Out Shelves, Trash Roll Out. Retreat To The Spacious Owners Suite Highlighted By A Deluxe Double Bay And Beautiful Bath Featuring Onyx Shower Walls w/ Built In Seat, Frameless Shower Doors, Double Bowl Adult Height Vanity And Large Walk In Closet, Two Additional Bedrooms Are Privately Situated Between Hall Bath, Open Stairwell, Upgraded Lighting, Recessed Lights, Double Hung Windows, Each Villa Enjoys Exceptional Privacy Sitting On Rare 500 Ft. Deep Lots Backing To Your Own Private Woods. Each villa sits on a 1/2 acre! Adding To The Value Is Perimeter Fencing Behind Each Villa w/Private Gate That Will Open To The Natural Woods Behind, Plus Each Unit Has Additional Assigned Parking, Extra Deep Garage, Patio Privacy Fence Between Units, Sound Deadening Insulation At Party Walls & Interior Baths. There Is None Like This, The Location, The Wooded Private Deep Lot, The Square Footage, All To Be Found In This Unique Village Of 4 Villas. Truly An Extraordinary Opportunity For Exclusive Luxury Villa Living. Builder 1 Year warranty and 10 Year Structural Defect Warranty.

1585 Belleau Creek Rd Unit 1 A, O'Fallon

$513,990
ACTIVE Status Amanda Alejandro
July Red, White & Blue Sales Event! For a limited time, choose one upgrade from each tier on eligible to-be-built homes, including options such as upgraded kitchen cabinetry, quartz countertops, stainless steel appliances, deluxe owner's bath, 9' first-floor ceilings, upgraded lighting and plumbing fixtures, lower-level bath or walkout, and more. Ask a New Home Specialist for complete details.The Jackson is a brand-new 2-story floor plan thoughtfully designed to offer space, flexibility, and modern comfort. The main level features a private study perfect for a home office, a spacious great room, a convenient powder room, and a large kitchen with an expansive pantry—ideal for everyday living and effortless entertaining. Upstairs, you’ll find a versatile loft that can easily be converted into an additional bedroom if you choose that optional upgrade, along with a centrally located second-floor laundry room for added convenience. The owner’s suite provides a relaxing retreat with a generous walk-in closet and private bath, while a full hall bath serves the additional bedrooms. Personalize your Jackson with optional upgrades such as a 3-car garage, great room fireplace, bay windows, or vaulted ceilings in the owners suite to create a home tailored to your lifestyle. Explore the possibilities using our interactive home design tool or contact us today to schedule your consultation and learn more about this exciting new plan.

1 Tbb Jacksoncreekside At, O'Fallon

$309,900
ACTIVE UNDER CONTRACT Status Janell Schmittling
LIVE IN THE HEART OF DOWNTOWN O'FALLON! This precision-built modern home offers a rare opportunity to enjoy a walkable lifestyle just steps from the vibrant Downtown District. Stroll to local restaurants, boutiques, schools, the O'Fallon Aquatic Center, parks, and the popular Saturday markets on First Street. Whether you're grabbing coffee, attending community events, or enjoying an evening out, everything is right at your doorstep. Inside, this thoughtfully designed home features 3 bedrooms, 2 full baths, and a desirable split-wing floor plan that provides privacy and functionality. The open-concept living space is filled with natural light from Pella transom windows and sliding doors, while the L-shaped kitchen showcases stainless steel appliances, under-cabinet lighting, and seamless flow into the great room. A wall of windows opens to a private courtyard deck, creating an inviting extension of the living space for entertaining or quiet relaxation. The luxurious primary suite offers a French-door entry, heated bathroom floors, dual backlit vanities, a 60-inch soaking tub, and a spacious walk-in closet. Additional highlights include premium finishes throughout, ducted HVAC, tankless water heater, stacked laundry, and an extra-deep 24' x 20' garage with epoxy floors. Built in a controlled environment and assembled on-site, this home delivers exceptional quality, durability, and architectural appeal. The exterior features dramatic rooflines, a metal roof, concrete pillars with a 36-inch frost wall, moisture barrier insulation, and a new asphalt driveway. With dual zoning, this property also offers potential for residential, office, or commercial use, making it a truly versatile investment in one of O'Fallon's most desirable locations. Walkable. Modern. Unique. This is downtown living reimagined.

421 W Hwy 50, O'Fallon

$452,990
ACTIVE Status Amanda Alejandro
July Red, White & Blue Sales Event! For a limited time, choose one upgrade from each tier on eligible to-be-built homes, including options such as upgraded kitchen cabinetry, quartz countertops, stainless steel appliances, deluxe owner's bath, 9' first-floor ceilings, upgraded lighting and plumbing fixtures, lower-level bath or walkout, and more. Ask a New Home Specialist for complete details. The Westbrook is a beautifully designed to-be-built ranch-style home that offers the perfect balance of modern style and everyday comfort. Its split-bedroom, open-concept layout features a sunlit great room and family dining area that flow seamlessly into one of the largest kitchens you’ll find in a home this size. The kitchen is a cook’s dream, offering abundant counter space, a spacious prep island, GE appliances, and a walk-in pantry. The owner’s suite serves as a private retreat with a luxurious bath and large walk-in closet, while two additional bedrooms and a full bath complete this thoughtfully designed floor plan. Personalize your Westbrook with optional upgrades such as vaulted ceilings, a cozy fireplace, bay windows, or an open staircase to the lower level. Every Rolwes Company home includes enclosed soffits and fascia, a fully sodded yard, and a professional landscape package for lasting curb appeal. Images shown may reflect optional features. See your Sales Representative for a full list of included features and community details.

1 Tbb Westbrook @ Creekside Sommers, O'Fallon

$521,990
ACTIVE Status Amanda Alejandro
July Red, White & Blue Sales Event! For a limited time, choose one upgrade from each tier on eligible to-be-built homes, including options such as upgraded kitchen cabinetry, quartz countertops, stainless steel appliances, deluxe owner's bath, 9' first-floor ceilings, upgraded lighting and plumbing fixtures, lower-level bath or walkout, and more. Ask a New Home Specialist for complete details. Savannah is an inviting one-and-a-half-story home that perfectly combines open-concept living with timeless design. This TO BE BUILT floor plan features three bedrooms and a three-car garage, offering plenty of space for modern family life. The first floor showcases a sunlit great room that flows seamlessly into the dining area and kitchen, complete with a large island for additional seating and a spacious walk-in pantry. Just off the garage, you’ll find a powder room, hearth room, and laundry room for added convenience. The private owner’s suite provides a perfect escape with an elegant bath and impressive walk-in closet. The second floor opens to a versatile loft and includes two additional bedrooms and a full bath. Personalize your Savannah with thoughtful optional upgrades such as a fireplace in the hearth or great room, vaulted ceilings, bay windows, or a fourth bedroom with a Jack & Jill bath. Every Rolwes Company home includes enclosed soffits and fascia, a fully sodded yard, and a professional landscape package for lasting curb appeal. Images shown may reflect optional features. Please see your Sales Representative for a complete list of included features and community details.

1 Tbb Savannah @ Creekside Sommers, O'Fallon

$436,990
ACTIVE Status Amanda Alejandro
July Red, White & Blue Sales Event! For a limited time, choose one upgrade from each tier on eligible to-be-built homes, including options such as upgraded kitchen cabinetry, quartz countertops, stainless steel appliances, deluxe owner's bath, 9' first-floor ceilings, upgraded lighting and plumbing fixtures, lower-level bath or walkout, and more. Ask a New Home Specialist for complete details.The Rockport is a beautifully designed ranch-style home that perfectly combines classic charm with modern functionality. This to-be-built, split-bedroom floor plan features three bedrooms, two bathrooms, main-floor laundry, and a two-car garage. The open-concept design showcases a spacious great room, sunlit dining area, and a well-appointed kitchen with an oversized island for additional seating—ideal for entertaining or everyday living. The owner’s suite is a private retreat complete with a large walk-in closet and a luxurious bath. Personalize your Rockport with thoughtful options such as a 3-car garage, vaulted ceilings, cozy fireplace, bay windows, or a deluxe owner’s bath. Expand your living space with an optional rec room or additional lower-level bedroom. Every Rolwes Company home includes enclosed soffits and fascia, a fully sodded yard, and a professional landscape package for lasting curb appeal. Images shown may reflect optional features. Please see your Sales Representative for a full list of included features and community details.

1 Tbb Rockport @ Creekside Sommers, O'Fallon

Start Your Search