For Sale
Single family home for sale at 799 Allenbrook Ave, O Fallon, IL 62269 | MLS# MIS26048122 | Listing updated on 2026-09-24
Photo 1 of Single family home for sale at 799 Allenbrook Ave, O Fallon, IL 62269 | MLS# MIS26048122 | Listing updated on 2026-09-24
Photo 2 of Single family home for sale at 799 Allenbrook Ave, O Fallon, IL 62269 | MLS# MIS26048122 | Listing updated on 2026-09-24
Photo 3 of Single family home for sale at 799 Allenbrook Ave, O Fallon, IL 62269 | MLS# MIS26048122 | Listing updated on 2026-09-24
Photo 4 of Single family home for sale at 799 Allenbrook Ave, O Fallon, IL 62269 | MLS# MIS26048122 | Listing updated on 2026-09-24
47+
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Street View

$460,000

Monthly Est:$2,290

  • Beds Icon4 Beds
  • Beds Icon
    4 Baths
  • Beds Icon3,767sqft

799 Allenbrook Ave, O Fallon, IL 62269

$2,290/moEst:

Get Pre-Approved

  • Single Family Residence

  • Built in 2017

  • $41.67/mo HOA

  • 10,454.4 sqft lot

  • $122/sq.ft

Description

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, pro
viding 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.

  • Houzeo last checked: 1 minute ago
  • Listing updated: September 24, 2026 at 7:43 pm
  • Listing Provided by: Mareva Durbin (618) 823-2428 , Caleb Davis | Keller Williams Marquee (618) 307-5616
  • Source: MARIS MLS-MO | MLS#: MIS26048122 MARIS MLS-MO

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    St. Clair County

  • City

    O Fallon

  • Neighborhood

    --

  • Year Built

    2017

  • HOA Fees

    $41.67/mo

  • Finished Area

    3,767 sqft

  • Lot Size

    10,454.4 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    MARIS MLS

  • MLS Number

    MIS26048122

  • MLS Status

    Active

  • Days on Market

    73

  • Cumulative Days on Market

    43

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Location

HOA Management

Savannah Hills

HOA Fees

$500/ Annually

Amenities

Amenities and services may be covered by one or multiple associations and service providers.

Club House Club House

Pool Pool

Park Playground Park Playground

Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 4

    Bathrooms: 4

Interior

  • Sewer

    Public Sewer

  • Appliances

    Dishwasher, Disposal, Microwave, Oven, Range, Refrigerator, Electric Water Heater

  • Heating

    Forced Air

  • Interior Features

    Breakfast Bar, Double Vanity, Entrance Foyer, Granite Counters, Kitchen Island, Open Floorplan, Pantry, Separate Dining, Tub, Vaulted Ceiling(s), Walk In Closet(s), Whirlpool

  • Cooling

    Ceiling Fan(s), Central Air

  • Flooring

    Hardwood

Construction

  • Year Built

    Year Built: 2017

  • Home type

    Single Family Residence

  • Architectural Style

    Other, Traditional

  • Construction Materials

    Brick Veneer, Stone Veneer, Vinyl Siding

Utilities & Energy

  • Basement

    9 Ft + Pour, Bathroom, Concrete, Egress Window, Full, Radon Mitigation, Sleeping Area, Sump Pump

  • Electric

    Ameren

  • Utilities

    Electricity Connected, Water Connected

  • Water Source

    Public

  • Association Amenities

    Clubhouse, Playground, Pool

  • Fireplace Features

    Living Room

  • Laundry Features

    Main Level

Other Features

  • Subdivision Name

    Savannah Hills 2nd Add

  • Lot Features

    Subdivided

  • Patio And Porch Features

    Covered, Porch, Rear Porch

  • Disclosures

    See Seller's Disclosure

Price History

DateEventPrice

09/15/2026

Source: mls_logoMARIS MLS-MO #MIS26048122

Price Decreased

$460,000 -2.11%

$122/sqft

09/10/2026

Source: mls_logoMARIS MLS-MO #MIS26048122

Price Increased

$469,900 +2.15%

$125/sqft

08/12/2026

Source: mls_logoMARIS MLS-MO #MIS26048122

Listed for Sale

$460,000 -3.16%

$122/sqft

08/11/2026

Source: mls_logoMARIS MLS-MO #MIS26048122

Coming Soon

$475,000 +9.20%

$126/sqft

02/24/2022

Source: mls_logoMARIS MLS-MO #MIS22003656

Price Increased

$435,000 +23.58%

$115/sqft

Show more

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Based on information from Mid America Regional Information Systems, Inc. through Oct 09, 2026, 09:01AM. 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. Some IDX listings have been excluded from this website. Properties displayed may be listed or sold by various participants in the MLS. Property data presented reflect information otherwise available from public records. The REALTOR® providing this information may not have represented the buyer or seller in some or all of the transactions.
IDX information is provided exclusively for consumers’ personal noncommercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing, that the data is deemed reliable but is not guaranteed by MLS GRID, and that the use of the MLS GRID Data may be subject to an end user license agreement prescribed by the Member Participant’s applicable MLS if any and as amended from time to time. © 2026 Mid America Regional Information Systems, Inc. All Rights Reserved.

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