Price Reduced51
$450,000
4 bd · 4 ba · 3,767 sqft
799 Allenbrook Avenue, O'Fallon, IL
Mareva Durbin · Keller Williams Marquee
No listing photos
—
Beds
5
Baths
1,127
Sqft
2004
Year built
Range $469,408 – $500,158 · as of August 30, 2026
ATTOM automated valuation model · 54 published estimates over 6.7 years · shaded band is the model's own published low-to-high range
Highest reading $497,377 in July 2025; lowest $336,659 in April 2020. The vertical scale starts at the series' own low, not at zero — it is drawn to show movement, not absolute size.
$96,957
Estimated monthly payment
$3,246/mo
Loan amount $387,826. Estimate only — your actual rate and payment depend on credit, location, and lender.
2025 roll
School ratings (A+ to F) from HJN community data.
Fulton Junior High School
6-8 · Regular · O'Fallon Community Consolidated School District 90
667 students · 18.5:1 student–teacher
Hinchcliffe Elementary School
EE-5 · Regular · O'Fallon Community Consolidated School District 90
452 students · 18.1:1 student–teacher
Dawn Elser Elementary School
PK-3 · Regular · Central School District 104
330 students · 10.8:1 student–teacher
Innovative Pathways Program
4-12 · Alternative/Other · Saint Clair ROE
St Clare Catholic School
PK-8 · Regular
388 students · 18.9:1 student–teacher
Kampmeyer Elementary School
EE-5 · Regular · O'Fallon Community Consolidated School District 90
465 students · 15.8:1 student–teacher
Schaefer Elementary School
EE-5 · Regular · O'Fallon Community Consolidated School District 90
598 students · 17.3:1 student–teacher
Joseph Arthur Middle School
4-8 · Regular · Central School District 104
299 students · 12.2:1 student–teacher
MARIS MLSSome properties which appear for sale on this web site may subsequently have sold or may no longer be available.
Price Reduced51$450,000
4 bd · 4 ba · 3,767 sqft
799 Allenbrook Avenue, O'Fallon, IL
Mareva Durbin · Keller Williams Marquee
Price Reduced55$539,900
4 bd · 3 ba · 3,305 sqft
1321 Bossler Lane, O'Fallon, IL
Sarah Speakes · Coldwell Banker Brown Realtors
58$475,000
6 bd · 4 ba · 3,565 sqft
1408 Clifton Way Court, O'Fallon, IL
John Grissom · Berkshire Hathaway HomeServices Select Properties
51$449,000
5 bd · 4 ba · 2,772 sqft
752 Bassett Street, O'Fallon, IL
Sarah Speakes · Coldwell Banker Brown Realtors
Price Reduced66$569,000
3 bd · 3 ba · 2,479 sqft
829 Bushwood Way, O'Fallon, IL
Benjamin Jenkins · Real Broker LLC
45$348,800
4 bd · 3 ba · 2,622 sqft
1303 Desoto Drive, O'Fallon, IL
Ben Norrenberns · Judy Dempcy Homes Powered by KW Pinnacle
Within 2 miles of this home: 18 restaurants and cafés, 1 grocery store, 4 parks and green spaces, and 30+ transit stops.
Place data from OpenStreetMap.
IHOP
Steak 'n Shake
Regency Park Drive
Subway
Regency Park
Hardee's
Hartman Lane
Jack in the Box
West US Highway 50
Taco Bell
W. US Highway 50
Syberg's
American restaurant · Central Park Drive
Panda Express
Chinese restaurant
Walmart Supercenter
West Highway 50
O'Fallon Family Sports Park
Hesse Park
Fairwood Lake
Rohr Park
State at Obernuefemann
West US-50 at Main
State at 9 Eagle Park
State at Countryside
Schwaegel at Center Grove
State at Lawn
Regency at Schantz
Regency Park at Schantz