Homes Under $700K in O'Fallon, IL

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3 beds New construction With a pool

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24 of 78 Listings

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Homes Under $700K in O'Fallon, IL

24 of 78 Listings

38

78 listings

Homes Under $700K in O'Fallon, IL

Show Map

24 of 78 Listings

Map

Homes Under $700K in O'Fallon, IL

24 of 78 Listings

Your local brokerage

Jeffrey Jonas

Realty.com

Lic. #471.004966

Call Jeffrey

38

Your local brokerage

Jeffrey Jonas

Realty.com

Lic. #471.004966

Call Jeffrey

Active

$239,900

4 bd · 2 ba · 1,619 sqft

305 Spruce Street, O'Fallon, IL

Summer Penet · Nettwork Global

46Active

$333,000

4 bd · 3 ba · 3,378 sqft

607 S Augusta Street, O'Fallon, IL

LORI Swanson-Rodriguez · Coldwell Banker Brown Realtors

71Active

$530,000

4 bd · 3 ba · 3,192 sqft

1026 Shadow Ridge Crossing, O'Fallon, IL

Kenbra Knight · Century 21 Bailey & Company

Your local brokerage

Jeffrey Jonas

Realty.com

Lic. #471.004966

Call Jeffrey

Price Reduced20Active

$65,000

2 bd · 1 ba · 900 sqft

221 S Second Street, O'Fallon, IL

Christina Karr · RE/MAX Preferred

20Active

$125,900

2 bd · 2 ba · 1,100 sqft

409 Donna Drive, O'Fallon, IL

Gary Johnston · Johnston Realty, Inc.

28Active

$119,900

1 bd · 1 ba · 566 sqft

320 W Third Street, O'Fallon, IL

Cari Brunner · RE/MAX Preferred

54Active

$294,000

5 bd · 3 ba · 2,420 sqft

407 E 4th Street, O'Fallon, IL

Ana Montoya · Keller Williams Pinnacle

39Active

$399,000

3 bd · 3 ba · 2,693 sqft

622 Rain Hollow Drive, O'Fallon, IL

Kenbra Knight · Century 21 Bailey & Company

33Active

$399,500

4 bd · 3 ba · 2,640 sqft

326 Fairwood Hills Road, O'Fallon, IL

Misael Chacon · Beycome Brokerage Realty LLC

45Active

$383,800

3 bd · 2 ba · 2,336 sqft

961 Sturbridge Trail, O'Fallon, IL

Brad Copelin · Judy Dempcy Homes Powered by KW Pinnacle

53Active

$649,900

4 bd · 4 ba · 3,558 sqft

403 Willow Point Trail, O'Fallon, IL

Dexter Wuller · RE/MAX Preferred

Price Reduced62Active

$585,000

3 bd · 4 ba · 2,994 sqft

1126 Lakeland Avenue, O'Fallon, IL

Christopher Kelly · Real Broker LLC

49Active

$299,000

3 bd · 3 ba · 1,887 sqft

920 Reiss Road, O'Fallon, IL

Jan Fiss · Nester Realty

43Active

$319,975

4 bd · 3 ba · 2,800 sqft

912 Reiss Road, O'Fallon, IL

Rob Cole · Judy Dempcy Homes Powered by KW Pinnacle

Price Reduced49Active

$345,000

5 bd · 3 ba · 2,274 sqft

513 Emily Drive, O'Fallon, IL

Ben Norrenberns · Judy Dempcy Homes Powered by KW Pinnacle

Price Reduced38Active

$279,900

4 bd · 2 ba · 1,580 sqft

113 White Pine Avenue, O'Fallon, IL

Courtney Marsh · Red Door Realty Group Inc

48Active

$448,000

4 bd · 3 ba · 2,450 sqft

513 Frost Court, O'Fallon, IL

Sarah Speakes · Coldwell Banker Brown Realtors

27Active

$375,000

4 bd · 3 ba · 3,032 sqft

165 Liberty Crossing, O'Fallon, IL

Jake Kline · Real Broker, LLC

43Active

$468,800

5 bd · 4 ba · 3,146 sqft

683 Willowbrook Way, O'Fallon, IL

Rob Cole · Judy Dempcy Homes Powered by KW Pinnacle

11Active

$675,000

— bd · — ba · 2,142 sqft

106 S Lawn Avenue, O'Fallon, IL

Chris Nelson · CR Holland Real Estate LLC

21Active

$485,000

5 bd · 4 ba · 2,935 sqft

624 Middletown Court, O'Fallon, IL

Jessica Gratzl · Keller Williams Pinnacle

17Active

$485,000

5 bd · 4 ba · 3,190 sqft

620 Middletown Court, O'Fallon, IL

Jessica Gratzl · Keller Williams Pinnacle

15Active

$225,000

3 bd · 2 ba · 1,213 sqft

203 Dartmouth Drive, O'Fallon, IL

Kelly Young · Hughes Group LLC

Price Reduced40Active

$549,000

3 bd · 4 ba · 3,236 sqft

132 Callaway Court, O'Fallon, IL

Connie Kappert · Re/Max Signature Properties

Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-09-22 19:22:50 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 26, 2026

Median sale price: $375,000$265,000–$569,000 typical range
Price per sq. ft.: $274
Sales: 33
Paid in cash: 18.2%

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

Median days on market: 33 days

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

Year-over-year: -8.6%

O'Fallon, IL community profile

Population: 31,290
Median income: $101,491
Housing units: 12,629
People per sq. mi.: 1,967.9
Area: 15.9 sq. mi.

Source: HJN community data

Explore O Fallon homes

Your local brokerage

Jeffrey Jonas

Realty.com

Lic. #471.004966

Call Jeffrey

Listing data & MLS disclosures

MARIS MLS: Based on information submitted to the MLS GRID as of 2026-09-22 19:22:50 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, IL community profile

Population: 31,290
Median income: $101,491
Housing units: 12,629
People per sq. mi.: 1,967.9
Area: 15.9 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 26, 2026

Median sale price: $375,000$265,000–$569,000 typical range
Price per sq. ft.: $274
Sales: 33
Paid in cash: 18.2%

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

Median days on market: 33 days

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

Year-over-year: -8.6%

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Registered offenders on the map

Your local brokerage

Your local brokerage

Your local brokerage

Listing data & MLS disclosures

O'Fallon housing market

Homes that sold · County records, as of Aug 26, 2026

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

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

O'Fallon, IL community profile

Explore O Fallon homes

Your local brokerage

Listing data & MLS disclosures

O'Fallon, IL community profile

O'Fallon housing market

Homes that sold · County records, as of Aug 26, 2026

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

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