For Sale
Single family home for sale at 109 Atlantic St, O Fallon, IL 62269 | MLS# MIS26052916 | Listing updated on 2026-09-18
Photo 1 of Single family home for sale at 109 Atlantic St, O Fallon, IL 62269 | MLS# MIS26052916 | Listing updated on 2026-09-18
Photo 2 of Single family home for sale at 109 Atlantic St, O Fallon, IL 62269 | MLS# MIS26052916 | Listing updated on 2026-09-18
Photo 3 of Single family home for sale at 109 Atlantic St, O Fallon, IL 62269 | MLS# MIS26052916 | Listing updated on 2026-09-18
Photo 4 of Single family home for sale at 109 Atlantic St, O Fallon, IL 62269 | MLS# MIS26052916 | Listing updated on 2026-09-18
30+
Beds Icon

Street View

$189,900

Monthly Est:$945

  • Beds Icon2 Beds
  • Beds Icon
    1 Bath
  • Beds Icon1,096sqft

109 Atlantic St, O Fallon, IL 62269

$945/moEst:

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  • Single Family Residence

  • Built in 1958

  • $-- HOA

  • 13,939.2 sqft lot

  • $173/sq.ft

Description

Welcome to 109 Atlantic Street in O'Fallon! This inviting 2-bedroom, 1-bath home offers character, updates, and an oversized fenced backyard, plus features that are hard to find at this price point. Warm up on chilly evenings beside either of the two wood-burning fireplaces, creating a cozy atmosphere in the living spaces. The home offers approximately 1,096 square feet of living space, a full unfinished walk-out basement, and an attached 2-car garage. The basement provides abundant storage and excellent potential for a workshop, recreation area, hobby space, or future finished living area.

Enjoy the privacy and versatility of the large, fenced backyard, perfect for pets
, entertaining, gardening, outdoor activities, or relaxing around a fire. Important mechanical updates include a newer HVAC system, newer air conditioning, and newer sump pump, offering added peace of mind.

Conveniently located in O'Fallon near shopping, dining, schools, parks, and major transportation routes, this home combines everyday convenience with plenty of space and potential. Two wood-burning fireplaces, a walk-out basement, attached garage, large, fenced yard, and newer mechanicals make this a property you won't want to miss!

  • Houzeo last checked: 2 hours ago
  • Listing updated: September 18, 2026 at 4:45 pm
  • Listing Provided by: Joe Carroll (618) 920-6189 | Coldwell Banker Brown Realtors (618) 632-4700
  • Source: MARIS MLS-MO | MLS#: MIS26052916 MARIS MLS-MO

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    St. Clair County

  • City

    O Fallon

  • Neighborhood

    --

  • Year Built

    1958

  • HOA Fees

    -

  • Finished Area

    1,096 sqft

  • Lot Size

    13,939.2 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    MARIS MLS

  • MLS Number

    MIS26052916

  • MLS Status

    Active

  • Days on Market

    51

  • Cumulative Days on Market

    31

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Location

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 2

    Bathroom: 1

  • Sunroom

    Level: Main

    Area: 150.00 Square Feet

    Dimensions: 15x10

  • Kitchen

    Level: Main

    Area: 165.00 Square Feet

    Dimensions: 15x11

  • Living Room

    Level: Main

    Area: 260.00 Square Feet

    Dimensions: 20x13

  • Bedroom

    Level: Main

    Area: 120.00 Square Feet

    Dimensions: 10x12

  • Bedroom 2

    Level: Main

    Area: 130.00 Square Feet

    Dimensions: 13x10

  • Bathroom

    Level: Main

    Area: 56.00 Square Feet

    Dimensions: 7x8

Interior

  • Cooling

    Central Air

  • Flooring

    Carpet, Combination, Laminate

  • Appliances

    Dishwasher, Gas Range, Refrigerator

  • Heating

    Forced Air

  • Sewer

    Public Sewer

  • Interior Features

    Breakfast Bar, Eat In Kitchen, Pantry

  • Window Features

    Blinds

Construction

  • Year Built

    Year Built: 1958

  • Home type

    Single Family Residence

  • Architectural Style

    Ranch

  • Foundation Details

    Concrete Perimeter

  • Construction Materials

    Brick

  • Roof

    Architectural Shingle

Utilities & Energy

  • Laundry Features

    In Basement

  • Electric

    220 Volts

  • Fireplace Features

    Basement, Living Room, Wood Burning

  • Water Source

    Public

  • Utilities

    Cable Available, Electricity Connected, Natural Gas Connected, Phone Available, Sewer Connected, Underground Utilities, Water Connected

  • Basement

    8 Ft + Pour, Full, Unfinished

  • Security Features

    Carbon Monoxide Detector(s), Smoke Detector(s)

  • Parking Features

    Attached, Garage, Garage Door Opener

Other Features

  • Lot Features

    Other

  • Patio And Porch Features

    Front Porch, Porch, See Remarks

  • Disclosures

    See Seller's Disclosure

  • Subdivision Name

    Ridge Prairie Heights

Price History

DateEventPrice

09/03/2026

Source: mls_logoMARIS MLS-MO #MIS26052916

Listed for Sale

$199,000 +4.79%

$182/sqft

09/03/2026

Source: mls_logoMARIS MLS-MO #MIS26052916

Price Decreased

$189,900 -4.57%

$173/sqft

08/25/2026

Source: mls_logoMARIS MLS-MO #MIS26052916

Contingent (Active Under Contract)

$199,000 +32.67%

$182/sqft

11/09/2022

Source: mls_logoMARIS MLS-MO #MAR22070768

Price Increased

$150,000 +44.93%

$137/sqft

11/14/2018

Source: mls_logoMARIS MLS-MO #MAR18073208

Sold

$103,500

$94/sqft

Nearby Homes

Based on information from Mid America Regional Information Systems, Inc. through Oct 09, 2026, 02:31PM. 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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