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  • Listing Provided by: 

    Jodie Tiberghien 573-289-4339,

    Coldwell Banker Realty - Gundaker

    Bought with: Coldwell Banker Realty - Gundaker
    Price Unknown

    155 Keystone Ridge Dr, O'Fallon, MO 63366

    3beds
    1,984sqft
    Single Family Residence
    Built in 2019
    8,999.5 Square Feet Lot
    $432,000 Zestimate®
    $--/sqft
    $2,363 Estimated rent

    Home value

    $432,000

    $410,000 - $454,000

    $2,363/mo

    Zestimate® history
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    What's special

    Don’t miss your chance to own this charming home in a highly desirable O’Fallon neighborhood! This gorgeous 3-bedroom, 2-bath home with a 3-car garage offers nearly 2,000 sq. ft. of main-floor living—plenty of room for everything and everyone! You’ll love the beautiful hardwood floors, vaulted ceilings, tons of natural light, spacious Great Room feels warm and inviting. The primary suite is a true standout with its large walk-in closet and a bright master bath featuring a separate tub and shower, plus convenient his-and-hers vanities. Two additional generously sized bedrooms and a roomy hall bath complete the main level, along with a super convenient main-floor laundry. Step outside to the deck and patio—perfect for entertaining, grilling, or simply enjoying a peaceful morning cup of coffee. This home also features a whole-house water purification system, adding an extra touch of comfort and quality. The lower level features an egress window and a rough-in for a future bathroom, giving you the opportunity to expand and make the space your own. All of this in a prime location near parks, shopping, restaurants, and major highways. Great house, great location, great opportunity!

    Zillow last checked: 8 hours ago

    Listing updated: February 20, 2026 at 10:47am

    Listing Provided by:

    Jodie Tiberghien 573-289-4339,

    Coldwell Banker Realty - Gundaker

    Bought with:

    James R Moll, 1999083578

    Coldwell Banker Realty - Gundaker

    Source: MARIS,MLS#: 25076846MLS LogoOriginating MLS: St. Louis Association of REALTORS

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 3
    • Bathrooms: 2
    • Full bathrooms: 2
    • Main level bathrooms: 2
    • Main level bedrooms: 3
    Heating
    • Forced Air, Natural Gas
    Cooling
    • Central Air
    Features
    • Basement: Concrete,Unfinished
    • Has fireplace: No
    Interior area
    • Total structure area: 1,984
    • Total interior livable area: 1,984 sqft
    • Finished area above ground: 1,984

    Property

    Parking
    • Total spaces: 3
    • Parking features: Garage, Garage Door Opener, Off Street
    • Attached garage spaces: 3
    Features
    • Levels: One
    Lot
    • Size: 8,999 sqft
    • Dimensions: 60 x 150 x 60 x 15
    • Features: Back Yard, Many Trees, Private, Wooded
    Details
    • Parcel number: 20048C585000026.0000000
    • Special conditions: Standard

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Ranch
    • Property subtype: Single Family Residence
    Materials
    • Brick, Vinyl Siding
    Condition
    • Year built: 2019

    Utilities & green energy

    • Electric: Ameren
    • Sewer: Public Sewer
    • Water: Public
    • Utilities for property: Electricity Connected

    Community & neighborhood

    Location
    • Region: Ofallon
    • Subdivision: Keystone Ridge

    HOA & financial

    HOA
    • Has HOA: Yes
    • HOA fee: $400 annually
    • Amenities included: None
    • Services included: Maintenance Grounds, Common Area Maintenance, Snow Removal
    • Association name: Keystone Ridge

    Other

    Other facts
    • Listing terms: Cash,Conventional,FHA,VA Loan

    Price history

    DateEventPrice
    2/20/2026Sold--
    Source: MARIS #25076846 Report a problem
    12/19/2025Pending sale$435,000$219/sqft
    Source: MARIS #25076846 Report a problem
    12/10/2025Price change$435,000-1.1%$219/sqft
    Source: MARIS #25076846 Report a problem
    11/20/2025Listed for sale$439,900+10%$222/sqft
    Source: MARIS #25076846 Report a problem
    4/4/2023Sold--
    Source: MARIS #23004827 Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025-- $77,725 +6.7%
    2024$4,678 -0.1%$72,878
    2023$4,682 +13.2%$72,878 +21.4%

    Find assessor info on the county website

    Neighborhood: 63366

    Nearby schools

    GreatSchools rating
    Schools provided by the listing agent
    • Elementary: Mount Hope Elem.
    • Middle: Ft. Zumwalt North Middle
    • High: Ft. Zumwalt North High

    Source: MARIS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

    Get a cash offer in 3 minutes
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    Estimated market value$432,000
    Get a cash offer in 3 minutes
    Find out how much your home could sell for in as little as 3 minutes with a no-obligation cash offer.
    Estimated market value
    $432,000