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Homes Under $500K in O'Fallon, MO

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24 of 190 Listings

Map

24 of 190 Listings

19Active

Homes Under $500K in O'Fallon, MO — Page 4

190 listings

Homes Under $500K in O'Fallon, MO

Hide Map

24 of 190 Listings

Map

Homes Under $500K in O'Fallon, MO

24 of 190 Listings

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

19Active

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

$195,000

2 bd · 2 ba · 1,014 sqft

4300 Spring Creek Lane, O'Fallon, MO

Joseph Domecillo · Keller Williams Realty West

Price Reduced33Active

$359,900

4 bd · 3 ba · 1,913 sqft

59 E Homefield Point Court, O'Fallon, MO

Sandy Qumsieh · Worth Clark Realty

Price Reduced72Active

$379,900

3 bd · 3 ba · 2,732 sqft

239 Park Ridge Drive 74B, O'Fallon, MO

David Rohlfing · STL Buy & Sell, LLC

Your local team in O Fallon

Thomas O'Leary

Realty.com

Lic. #2020001504

Call Thomas

Lynne Schlereth

Preferred Rate

NMLS #2378688

Call Lynne

53Active

$459,000

4 bd · 3 ba · 2,558 sqft

1314 Brighton Crest Drive, O'Fallon, MO

Coreen Marnett · Alexander Realty Inc

34Active

$345,900

3 bd · 2 ba · 1,545 sqft

21 White Chapel, O'Fallon, MO

Georgia Rossel · CityScapes Realty

32Active

$250,000

3 bd · 2 ba · 900 sqft

405 Prince Ruppert Drive, O'Fallon, MO

Doug Howell · Redfin Corporation

Price Reduced25Active

$410,000

3 bd · 2 ba · 2,860 sqft

420 Bittersweet Drive, O'Fallon, MO

Mary Serra-Poorman · Coldwell Banker Realty - Gundaker

Price Reduced76Active

$439,000

4 bd · 3 ba · 2,675 sqft

934 Annabrook Park Drive, O'Fallon, MO

Megan Miller · Cannon Realty, Inc.

Price Reduced36Active

$425,000

4 bd · 3 ba · 2,683 sqft

1117 Spring Orchard Drive, O'Fallon, MO

Susan Hurley · Compass Realty Group

Price Reduced30Active

$338,975

3 bd · 3 ba · 1,742 sqft

6 Whispering Rock Court, O'Fallon, MO

Lesley Wilson · Equity Missouri LLC

Price Reduced49Active

$415,000

4 bd · 3 ba · 2,698 sqft

305 Highgrove Place Drive, O'Fallon, MO

Kelli Gorla · DRG - Delhougne Realty Group

Price Reduced32Active

$394,429

3 bd · 3 ba · 1,750 sqft

207 Sassafras Parc Drive, O'Fallon, MO

De Rockwell · Berkshire Hathaway HomeServices Select Properties

Price Reduced29Active

$259,500

3 bd · 1 ba · 1,192 sqft

31 Plackemeier, O'Fallon, MO

Christopher Zager · RED Realty

24Active

$399,900

3 bd · 2 ba · 1,806 sqft

57 W Ofallon Drive, O'Fallon, MO

Karen Boelling · Magnolia Real Estate

23Active

$259,740

2 bd · 2 ba · 1,200 sqft

2 Georgetown at Harvest Townhome, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

39Active

$434,500

3 bd · 3 ba · 1,647 sqft

10 Pershing Circle, O'Fallon, MO

Michelle Craft · RE/MAX EDGE

23Active

$399,900

3 bd · 2 ba · 1,570 sqft

2 Hickory at Post Farms Enclave, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

19Active

$300,900

2 bd · 2 ba · 1,214 sqft

2 Carolina at Post Farms Meadows, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

18Active

$290,900

2 bd · 2 ba · 1,252 sqft

2 Arlington at Post Farms Meadows, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

24Active

$310,900

3 bd · 2 ba · 1,566 sqft

2 Burlington at Post Farms Meadows, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

20Active

$315,900

3 bd · 2 ba · 1,478 sqft

2 Belmont at Post Farms Meadows, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

38Active

$469,900

4 bd · 3 ba · 2,904 sqft

2 Pin Oak at Post Farms Enclave, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

27Active

$432,900

4 bd · 3 ba · 2,539 sqft

2 Hermitage II at Post Farms Enclave, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

34Active

$453,900

4 bd · 3 ba · 2,940 sqft

2 Nottingham at Post Farms Enclave, O'Fallon, MO

Pamela Chyba · ListWithFreedom.com Inc

1…3 4 5…8

Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-10-05 23:02:38 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

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 111 sales · as of Aug 31, 2026

Homes that sold · County records, as of Aug 11, 2026

Median sale price: $363,348$247,046–$435,021 typical range
Price per sq. ft.: $155
Sales: 42
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: 9 days

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

Year-over-year: -1.8%

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 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

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

Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-10-05 23:02:38 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

Selling at 100.0% of asking price

Sales here are closing essentially at asking. MLS · 111 sales · as of Aug 31, 2026

Homes that sold · County records, as of Aug 11, 2026

Median sale price: $363,348$247,046–$435,021 typical range
Price per sq. ft.: $155
Sales: 42
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: 9 days

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

Year-over-year: -1.8%

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.