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799 Allenbrook Avenue
O'Fallon IL 62269 US

$475,000

Active Listing ID 26048122
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4 bed
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3,767 square feet
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4.00 Bath (3 Full , 1 Half)
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Lot: 0.24 Acres
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Single Family Residence

$475,000

Active Listing ID 26048122
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799 Allenbrook Avenue Welcome to this beautifully maintained 4-bedroom, 4-bath home offering an open-concept layout, generous living space, and the potential for a fifth bedroom. The spacious eat-in kitchen is designed for both everyday living and entertaining, featuring granite countertops, a large center island, breakfast bar seating, and abundant cabinet space. A formal dining room provides the perfect setting for holiday gatherings and special occasions. The expansive primary suite offers a vaulted ceiling, an oversized walk-in closet, and a private en-suite bath complete with a double vanity, whirlpool tub, and separate shower. Every upstairs bedroom includes its own walk-in closet, providing plenty of storage throughout the home. A convenient main-floor laundry room with ample cabinetry and a welcoming foyer add to the home's thoughtful design. The fully finished basement boasts 9-foot ceilings, two egress windows, and flexible living space ideal for a recreation room, home office, guest suite, or potential non-conforming fifth bedroom. Step outside to enjoy the covered patio overlooking a white vinyl privacy-fenced backyard, creating the perfect space for relaxing or entertaining. Additional features include separate HVAC systems for the main and upper levels, 200-amp electrical service, and a sump pump with battery backup for added peace of mind. New roof with transferable warranty. Located in the highly desirable Savannah Hills community, residents enjoy outstanding neighborhood amenities including a clubhouse, saltwater pool, children's pool, playground, and scenic walking and biking trails. Conveniently situated with quick access to St. Louis, Scott Air Force Base, shopping, dining, and entertainment, this home offers the perfect combination of comfort, convenience, and community. Buyer to independently verify all MLS information, including but not limited to square footage, room measurements, lot size, taxes, and school district.

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Property Features

  • Facts
  • Lot Size: 0.24 Acres
  • Property Type: Residential
  • Property Sub-type: Single Family Residence
  • Features
  • Full Bathrooms: 3
  • 1/2 Bathrooms: 1
  • Cooling System: Central Air, Ceiling Fan(s)
  • Floor Covering: Hardwood
  • Heating Fuels: Forced Air
  • Additional Features
  • Basement
  • Fireplace
  • Patio

School Information

  • School
  • OFALLON DIST 90(Elementary)
  • OFALLON DIST 90(MiddleSchool)
  • OFallon(HighSchool)

Property

  • propertytype: Residential
  • propertysubtype: Single Family Residence
  • listprice: 475000
  • unparsedaddress: 799 Allenbrook Avenue
  • postalcity: O'Fallon
  • stateorprovince: IL
  • country: US
  • postalcode: 62269
  • bathroomsfull: 3
  • bathroomshalf: 1
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeacres: 0.24
  • lotsizeunits: Acres
  • lotsizearea: 0.24
  • livingarea: 3767
  • livingareaunits: Square Feet
  • latitude: 38.614129
  • longitude: -89.961374
  • listagentfullname: Mareva Durbin
  • listagentemail: anitaanthony@kw.com
  • listagentkey: 3yd-MARISMO-MARDURBI
  • listagentmlsid: MARDURBI
  • listagentpreferredphone: (618) 307-5616
  • listofficekey: 3yd-MARISMO-KWMQ01
  • listofficemlsid: KWMQ01
  • disclaimer: Copyright © 2026 Mid America Regional Information Systems, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
  • sourcesystemid: MARISMO
  • yearbuilt: 2017
  • listagenturl: https://www.kwmarquee.com
  • countyorparish: St. Clair
  • parcelnumber: 03-23.0-111-001
  • elementaryschool: OFALLON DIST 90
  • highschool: OFallon
  • elementaryschooldistrict: O Fallon DIST 90
  • middleorjuniorschooldistrict: O Fallon DIST 90
  • highschooldistrict: O Fallon DIST 90
  • appliances: Dishwasher, Disposal, Microwave, Oven, Range, Refrigerator, Electric Water Heater
  • cooling: Central Air, Ceiling Fan(s)
  • constructionmaterials: Brick Veneer, Stone Veneer, Vinyl Siding
  • flooring: Hardwood
  • heating: Forced Air
  • fireplaceyn: True
  • transactiontype: ForSale
  • storiestotal: 2
  • parkingtotal: 0
  • waterfrontyn: False
  • franchiseaffiliation: Keller Williams Realty
  • interiorfeatures: Breakfast Bar, Double Vanity, Entrance Foyer, Granite Counters, Kitchen Island, Open Floorplan, Pantry, Separate Dining, Tub, Vaulted Ceiling(s), Walk-In Closet(s), Whirlpool
  • architecturalstyle: Other
  • rooms: Bedroom 4, Basement, Bedroom 2, Bathroom 4, Bedroom 3, Bathroom 3, Bathroom 2, Bedroom 1, Dining Room, Bathroom 1
  • patioandporchfeatures: Porch
  • speciallistingconditions: Standard
  • basement: Concrete, Sump Pump, Full
  • dock: False
  • poolprivateyn: False
  • spayn: False
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: False
  • internetconsumercommentyn: False
  • location: -89.96137, 38.61413
  • openhouse: { "AppointmentRequiredYN": false, "ListingKey": "3yd-MARISMO-26048122", "OpenHouseEndTime": "2026-08-15 13:00:00", "OpenHouseId": "7869124", "OpenHouseRemarks": null, "OpenHouseStartTime": "2026-08-15 11:00:00", "OpenHouseType": null, "VirtualOpenHouseURL": null }
  • customfields: {"AdditionalInformation":{}, "AlternatePrices":[], "BrokerName":"Keller Williams Marquee", "BuilderEmail":null, "BuilderFax":null, "BuilderPhone":null, "City":null, "Country":null, "CustomSourceId":null, "Expenses":[], "GeocodeOptions":null, "LeadRoutingEmail":"klrw1088@kw.com", "ListBrokerageCity":"Edwardsville", "ListBrokerageCountry":"US", "ListBrokerageEmail":"anitaanthony@kw.com", "ListBrokerageLogoUrl":"http://brokerlogos.listhub.net/MARISMO/327fcd31c31711e79bc30242ac11000a/20171119184357570.png", "ListBrokerageName":"Keller Williams Marquee", "ListBrokeragePhone":"(618) 307-5616", "ListBrokeragePostalCode":"62025", "ListBrokerageStateOrProvince":"IL", "ListBrokerageUnitNumber":null, "ListBrokerageUnparsedAddress":"1254 University Drive, Ste 200", "ListBrokerageWebsiteUrl":"https://www.kwmarquee.com", "ListOfficeAddress1":"1254 University Dr #200", "ListOfficeAddress2":null, "ListOfficeBrokerMlsId":"KWMQ01", "ListOfficeCity":"Edwardsville", "ListOfficeCountry":"US", "ListOfficeEmail":"klrw1088@kw.com", "ListOfficePostalCode":"62025", "ListOfficeStateOrProvince":"IL", "ListPriceCurrencyType":"USD", "ListingTitle":"SINGLE_FAMILY - Other - O'Fallon, IL", "ListingURL":"https://www.realtor.com/realestateandhomes-detail/799-Allenbrook-Ave_O-Fallon_IL_62269_M71556-85036?f=listhub&s=MARISMO&m=26048122&c=rexren", "MLSModificationTimestamp":"2026-08-12 07:31:38", "Neighborhoods":[{"Description":null, "Name":"Savannah Hills 2nd Add"}], "PostalCode":null, "RoomCount":12, "StateOrProvince":null, "Taxes":[{"TaxAnnualAmount":12064, "TaxDescription":null, "TaxYear":"2025"}], "UnitNumber":null, "UnparsedAddress":null}
Listing Changed: 8/12/2026 9:18:20 AM GMT
Source Updated Date: 8/14/2026 12:46:37 AM GMT

Courtesy of: Mareva Durbin, Keller Williams Marquee, anitaanthony@kw.com

Copyright © 2026 Mid America Regional Information Systems, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.