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3 beds New construction With a pool

283 listings

Homes for Sale in O'Fallon, MO

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24 of 283 Listings

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24 of 283 Listings

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

Active

$419,570

3 bd · 3 ba · 1,728 sqft

107 Windrow Drive, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

Price Reduced57Active

$465,000

3 bd · 4 ba · 3,387 sqft

112 Wake Forest Place, O'Fallon, MO

Nathan Doerr · Alexander Realty Inc

19Active

$407,760

3 bd · 2 ba · 1,539 sqft

540 Apple Orchard Lane, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

Price Reduced37Active

$448,995

3 bd · 2 ba · 2,610 sqft

327 Dalriada Boulevard, O'Fallon, MO

Lisa Menichino · Coldwell Banker Realty - Gundaker

Price Reduced21Active

$309,900

2 bd · 3 ba · 1,421 sqft

314 Fall Harvest Parkway, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

Price Reduced22Active

$279,900

2 bd · 3 ba · 1,193 sqft

308 Fall Harvest Parkway, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

29Active

$387,900

4 bd · 3 ba · 2,784 sqft

2 Sequoia at Harvest Estates, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

32Active

$419,900

4 bd · 4 ba · 2,904 sqft

2 Pin Oak at Harvest Estates, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

34Active

$403,900

4 bd · 3 ba · 2,940 sqft

2 Nottingham at Harvest Estate, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

Price Reduced30Active

$449,900

4 bd · 3 ba · 2,784 sqft

223 Windmill View Drive, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

Price Reduced40Active

$484,900

3 bd · 2 ba · 1,730 sqft

207 Townshead Way, O'Fallon, MO

Alexander Hencheck · FH Realty

20Active

$352,044

2 bd · 2 ba · 1,214 sqft

46 Integrity Court, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

31Active

$506,990

3 bd · 2 ba · 2,214 sqft

1 Tbb Canterbury @ Creekside Sommers, O'Fallon, MO

Amanda Alejandro · Realty Shop

42Active

$457,990

3 bd · 2 ba · 1,840 sqft

1 Tbb Rochester @ Creekside Sommers, O'Fallon, MO

Amanda Alejandro · Realty Shop

35Active

$452,990

3 bd · 2 ba · 1,612 sqft

1 Tbb Westbrook @ Creekside Sommers, O'Fallon, MO

Amanda Alejandro · Realty Shop

38Active

$470,990

3 bd · 3 ba · 2,237 sqft

1 Tbb Barkley @ Creekside Sommers, O'Fallon, MO

Amanda Alejandro · Realty Shop

30Active

$520,990

4 bd · 3 ba · 2,779 sqft

1 Tbb Princeton @ Creekside Sommers, O'Fallon, MO

Amanda Alejandro · Realty Shop

38Active

$436,990

3 bd · 2 ba · 1,556 sqft

1 Tbb Rockport @ Creekside Sommers, O'Fallon, MO

Amanda Alejandro · Realty Shop

28Active

$388,623

3 bd · 2 ba · 1,719 sqft

15 Integrity Court, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

18Active

$375,805

2 bd · 2 ba · 1,214 sqft

19 Integrity Court, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

Price Reduced22Active

$471,900

4 bd · 3 ba · 2,590 sqft

1 Tbb Parker 2 Car @ The Villages at Post Farms, O'Fallon, MO

Kelly&Linda Boehmer · Berkshire Hathaway HomeServices Select Properties

Price Reduced24Active

$424,900

3 bd · 2 ba · 1,678 sqft

1 Tbb Brookmont 3 Car @ The Villages at Post Farms, O'Fallon, MO

Kelly&Linda Boehmer · Berkshire Hathaway HomeServices Select Properties

Price Reduced22Active

$511,900

4 bd · 3 ba · 2,590 sqft

1 Tbb Parker 3 Car @ The Villages at Post Farms, O'Fallon, MO

Kelly&Linda Boehmer · Berkshire Hathaway HomeServices Select Properties

Price Reduced20Active

$460,900

3 bd · 3 ba · 2,168 sqft

1 Tbb Winslow 3 Car @ The Villages at Post Farms, O'Fallon, MO

Kelly&Linda Boehmer · Berkshire Hathaway HomeServices Select Properties

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Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-09-14 17:27:56 UTC. 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.

O'Fallon housing market

August 2026 · This period is still settling

Homes that sold · County records, as of Aug 25, 2026

Median sale price: $355,015$274,720–$454,500 typical range
Price per sq. ft.: $162
Sales: 81
Paid in cash: 0.0%

Homes on the market · MLS, as of Aug 31, 2026

Median list price: $416,000
Homes for sale: 186

O'Fallon, MO community profile

Population: 96,497
Median income: $101,965
Housing units: 36,476
People per sq. mi.: 3,112.8
Area: 31 sq. mi.

Source: HJN community data

Explore O Fallon homes

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Under $300K
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L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

Co-ops

By feature

New construction
With a pool

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-09-14 17:27:56 UTC. 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.

O'Fallon, MO community profile

Population: 96,497
Median income: $101,965
Housing units: 36,476
People per sq. mi.: 3,112.8
Area: 31 sq. mi.

Source: HJN community data

O'Fallon housing market

August 2026 · This period is still settling

Homes that sold · County records, as of Aug 25, 2026

Median sale price: $355,015$274,720–$454,500 typical range
Price per sq. ft.: $162
Sales: 81
Paid in cash: 0.0%

Homes on the market · MLS, as of Aug 31, 2026

Median list price: $416,000
Homes for sale: 186

Median days on market

13 days

Price trend · Assessor repeat sales, as of Aug 31, 2026

Year-over-year: -4.0%

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Jul 29, 2026

Median home size: 2,053 sq. ft.

O'Fallon, MO Homes for Sale — Page 10 | Realty.com