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    O Fallon, MO Office Properties & Spaces for Sale

    6 results
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    O'Fallon Office Building For Sale
    $395,000
    6,466 SF

    O'Fallon Office Building For Sale

    423 Woodlawn Ave, O Fallon, MO 63366

    Well-maintained office building with potential for residential conversion and additional income.

    • High‑traffic location on Woodlawn Avenue near Main St., Highway K, and Highway 70, offering excellent visibility and accessibility.
    • Versatile property suitable for professional office use, residential conversion, or multi‑unit operation.
    • Includes a two‑bedroom apartment on the second floor for additional income.
    • Recently updated with a new roof and siding in 2024.
    • Well‑maintained building with six large offices, reception area, kitchen, and restroom.
    Updated: Nov 4, 2025
    View details
    Highway Commercial Property on 2.89 Acres
    $695,000

    Highway Commercial Property on 2.89 Acres

    920 Bramblett Rd, O Fallon, MO 63366

    2.89 acres zoned C-3 Highway Commercial suitable for various uses.

    • Zoned C‑3 Highway Commercial, allowing for a variety of uses.
    • Spacious 2.89 acre lot size.
    • Great location.
    • Easy access.
    • Suitable for office, retail, service commercial, and institutional use.
    View details
    O'Fallon Office Building For Sale
    $3,180,000
    10,600 SF

    O'Fallon Office Building For Sale

    10,600 SF office building in O'Fallon, Missouri.

    9323 Phoenix Village Pkwy, O Fallon, MO 63368
    View details
    Modern Office with Vista Views
    $560,000
    2,275 SF

    Modern Office with Vista Views

    Class A office space built in 2022, ideal for owner-user.

    6700 Keaton Corporate Pkwy, O Fallon, MO 63368
    View details
    O'Fallon Industrial Investment Property
    $925,000
    5,878 SF

    O'Fallon Industrial Investment Property

    Industrial property with renovated office space and strong investment potential.

    406 E Wabash St, O Fallon, MO 63366
    View details
    O'Fallon Office Building For Sale
    $780,000
    4,200 SF

    O'Fallon Office Building For Sale

    Income-producing office building with easy access to I-70.

    1031 Peruque Crossing Ct, O Fallon, MO 63366
    View details
    Based on your search, we've compiled 131 Potential Opportunities for your consideration. Besides 6 Active listings in O Fallon, MO, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 120 Off-Market properties to explore as potential leads, plus 1 Land Listings that present a potential for development.

    Explore Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    St. Peters Commercial Property For Sale
    $850,000
    5,940 SF

    St. Peters Commercial Property For Sale

    Commercial property suitable for office, retail, and other business uses.

    2700 S St Peters Pkwy, St Peters, MO
    View details
    Versatile Commercial Space in Saint Peters
    $1,025,000
    6,000 SF

    Versatile Commercial Space in Saint Peters

    6,000 SF property suitable for office, retail, or daycare.

    1346 Dingledine Rd, Saint Peters, MO
    View details
    Office Building with Garage
    $450,000
    3,265 SF

    Office Building with Garage

    Office building featuring offices, open area, lower level, and garage.

    7478 Mexico Rd, Saint Peters, MO 63376
    View details
    Office/Warehouse with I-70 Visibility
    $1,950,000
    14,300 SF

    Office/Warehouse with I-70 Visibility

    14,300 SF office/warehouse on 0.87 acres with I-70 visibility.

    125 N Service Rd, St Peters, MO 63376
    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    O'Fallon Land in Downtown Overlay
    $89,900
    0.20 Acres

    O'Fallon Land in Downtown Overlay

    Land in Downtown O'Fallon with C-1 zoning and utilities ready.

    205 E Elm St, O Fallon, MO 63366
    View details

    Explore Off-Market Properties in O Fallon, MO

    Consider similar Off-Market properties in O Fallon, MO. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    1101 Hwy K K

    1101 Hwy K K

    MEDICAL BUILDING • 26,579 SF
    Value Estimation by Request
    1101 Hwy K K, O Fallon, MO 63366-8431
    View details
    9318 Phoenix Vlg Pkwy

    9318 Phoenix Vlg Pkwy

    OFFICE BUILDING • 4,994 SF
    Value Estimation by Request
    9318 Phoenix Vlg Pkwy, O Fallon, MO 63368
    View details
    1400 Terra Ln

    1400 Terra Ln

    OFFICE BUILDING • 12,350 SF
    Value Estimation
    $2,615,000
    1400 Terra Ln, O Fallon, MO 63366-4475
    View details
    6704 Keaton Corporate Pkwy

    6704 Keaton Corporate Pkwy

    MEDICAL BUILDING • 5,892 SF
    Value Estimation by Request
    6704 Keaton Corporate Pkwy, O Fallon, MO 63368-8680
    View details
    6700 Keaton Corporate Pkwy

    6700 Keaton Corporate Pkwy

    OFFICE BUILDING • 5,892 SF
    Value Estimation by Request
    6700 Keaton Corporate Pkwy, O Fallon, MO 63368-8680
    View details
    991 Cool Spgs Industrial Dr

    991 Cool Spgs Industrial Dr

    OFFICE BUILDING • 5,670 SF
    Value Estimation by Request
    991 Cool Spgs Industrial Dr, O Fallon, MO 63366-2874
    View details
    6702 Keaton Corporate Pkwy

    6702 Keaton Corporate Pkwy

    OFFICE BUILDING • 5,892 SF
    Value Estimation by Request
    6702 Keaton Corporate Pkwy, O Fallon, MO 63368-8613
    View details
    769 Terra Ln

    769 Terra Ln

    OFFICE BUILDING • 2,752 SF
    Value Estimation
    $640,000
    769 Terra Ln, O Fallon, MO 63366-2432
    View details
    7661 Veterans Memorial Pkwy

    7661 Veterans Memorial Pkwy

    OFFICE BUILDING • 4,800 SF
    Value Estimation by Request
    7661 Veterans Memorial Pkwy, O Fallon, MO 63366
    View details
    4001 Hwy K K

    4001 Hwy K K

    DENTAL BUILDING • 2,496 SF
    Value Estimation by Request
    4001 Hwy K K, O Fallon, MO 63368-8136
    View details
    3009 Hwy K K

    3009 Hwy K K

    DENTAL BUILDING • 3,363 SF
    Value Estimation by Request
    3009 Hwy K K, O Fallon, MO 63368-8696
    View details
    9209 Phoenix Vlg Pkwy

    9209 Phoenix Vlg Pkwy

    MEDICAL BUILDING • 4,038 SF
    Value Estimation by Request
    9209 Phoenix Vlg Pkwy, O Fallon, MO 63368-4280
    View details
    1073 Terra Ln, Unit 4

    1073 Terra Ln, Unit 4

    OFFICE BUILDING • 1,248 SF
    Value Estimation by Request
    1073 Terra Ln, O Fallon, MO 63366-2750
    View details
    9016 Phoenix Pkwy

    9016 Phoenix Pkwy

    OFFICE BUILDING • 5,072 SF
    Value Estimation by Request
    9016 Phoenix Pkwy, O Fallon, MO 63368-4278
    View details
    9323 Phoenix Vlg Pkwy

    9323 Phoenix Vlg Pkwy

    MEDICAL BUILDING • 10,482 SF
    Value Estimation by Request
    9323 Phoenix Vlg Pkwy, O Fallon, MO 63368-4281
    View details
    856 Waterbury Fls Dr

    856 Waterbury Fls Dr

    MEDICAL BUILDING • 25,996 SF
    Value Estimation by Request
    856 Waterbury Fls Dr, O Fallon, MO 63368-2218
    View details
    2726 Hwy K K

    2726 Hwy K K

    MEDICAL BUILDING • 3,066 SF
    Value Estimation by Request
    2726 Hwy K K, O Fallon, MO 63368-7884
    View details
    1055 Terra Ln

    1055 Terra Ln

    MEDICAL BUILDING • 960 SF
    Value Estimation by Request
    1055 Terra Ln, O Fallon, MO 63366-2750
    View details

    O Fallon, MO Office Properties & Spaces Investment Opportunities Market Analysis

    Explore 126 office properties & spaces for sale in O Fallon, MO, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 5,999,470 square feet of properties for sale, with an estimated market value of $69,970,000.

    Prices for office spaces in O Fallon, MO start at $80,000, averaging $1,320,188, and reaching up to $12,875,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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    Browse Office Properties & Spaces for Sale Near O Fallon, MO

    Popular Searches in O Fallon, MO

    Most Searched ZIP Codes in O Fallon, MO

    • 63366
    • 63368

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