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    St Clair County, IL Mixed-use Properties for Sale

    17 results
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    Versatile Mixed-Use Commercial Building
    $799,000
    5,890 SF

    Versatile Mixed-Use Commercial Building

    101 Springfield Ct, O Fallon, IL 62269

    Multi-use commercial building in O'Fallon with live-work potential.

    • High‑visibility corner lot location in the heart of O’Fallon.
    • Multi‑use commercial building suitable for daycare, medical facility, or professional office space.
    • Main level includes a room specially constructed for an X‑ray machine.
    • Full basement with living space for a live‑work arrangement.
    • Large detached garage and ample off‑street parking.
    Updated: Oct 16, 2025
    View details
    East St. Louis Mixed-Use Property
    $150,000
    0.38 Acres

    East St. Louis Mixed-Use Property

    1048 State St, East St Louis, IL 62201

    Commercial property in downtown East St. Louis with development potential.

    • Prime downtown location in East St. Louis with visibility facing the St. Louis Arch.
    • Additional adjacent lot included, suitable for parking, expansion, or development.
    • Flexible space suitable for retail, offices, education, or mixed‑use concepts.
    • Quick access to major highways and transit routes.
    • Located near new residential housing, increasing foot traffic potential.
    Updated: Jan 16
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    Mixed-Use Property in High-Traffic Area
    $275,000
    3,036 SF

    Mixed-Use Property in High-Traffic Area

    Versatile property with income potential in O'Fallon, Illinois.

    633 S Lincoln Ave, O Fallon, IL 62269
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    Downtown Freeburg Mixed-Use Opportunity
    $169,900
    1,524 SF

    Downtown Freeburg Mixed-Use Opportunity

    Well-maintained commercial building with office and apartment in downtown Freeburg.

    105 S State St, Freeburg, IL 62243
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    Mixed-Use 4-Plex in Downtown Mascoutah
    $425,000
    3,838 SF

    Mixed-Use 4-Plex in Downtown Mascoutah

    Mixed-use 4-plex with commercial and residential income potential.

    108-110 E Main St, Mascoutah, IL 62258
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    Mixed-Use 4-Plex in Downtown Mascoutah
    $425,000
    0.06 Acres

    Mixed-Use 4-Plex in Downtown Mascoutah

    Mixed-use 4-plex with income potential in downtown Mascoutah.

    108-110 E Main St, Mascoutah, IL 62258
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    Mixed-Use Building Near Downtown Belleville
    $240,000
    2,926 SF

    Mixed-Use Building Near Downtown Belleville

    Two-story mixed-use property with commercial space and updated apartment.

    719 Centreville Ave, Belleville, IL 62220
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    Belleville Mixed-Use Property with Charm
    $535,000
    3.81 Acres

    Belleville Mixed-Use Property with Charm

    3,428 sq ft home with business potential on 3.81 acres.

    110 Fullerton Rd, Belleville, IL 62226
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    Millstone Plaza Building and Lot
    $980,000

    Millstone Plaza Building and Lot

    Mixed-use property with building and approved lot for sale.

    4510 N Illinois St, Swansea, IL 62226
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    New Mixed-Use Development in O’Fallon
    Contact for pricing
    22,000 SF

    New Mixed-Use Development in O’Fallon

    Mixed-use development combining housing, entertainment, and retail.

    1354 Porter Rd, O Fallon, IL 62269
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    Mixed-Use Investment Property For Sale
    Contact for pricing
    5,970 SF

    Mixed-Use Investment Property For Sale

    Mixed-use property with retail, office, apartments, and warehouse space.

    305-309 N Illinois St, Belleville, IL 62220
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    Leased Mixed-Use Investment Opportunity
    Contact for pricing
    5,588 SF

    Leased Mixed-Use Investment Opportunity

    Fully leased mixed-use building with long-term tenants and recent upgrades.

    102 S Main St, Smithton, IL 62285
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    Historic Mixed-Use Building For Sale
    Contact for pricing
    7,019 SF

    Historic Mixed-Use Building For Sale

    Updated mixed-use building near courthouse with retail and residential spaces.

    200 W Main St, Belleville, IL 62220
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    Prime Smithton Office Building
    $210,000
    5,588 SF

    Prime Smithton Office Building

    High-yield, fully leased mixed-use property.

    102 Main St, Smithton, IL 62285
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    O'Fallon, IL Mixed-Use Property
    $2,890,000
    36,940 SF

    O'Fallon, IL Mixed-Use Property

    Prime location, high traffic area, great potential.

    400 Highway 50, O'Fallon, IL 62269
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    Prime Fairview Heights Development Site
    $10,000,000
    35.00 Acres

    Prime Fairview Heights Development Site

    72-Acre Mixed-Use Land, $10M

    IL-159 At I-64, Fairview Heights, IL 62208
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    Belleville Development Land
    $1,339,000
    1.92 Acres

    Belleville Development Land

    High-profile commercial/residential land

    855 Green Mount Rd, Belleville, IL 62221
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    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 17 Active Listings in St Clair County, IL, we suggest to view alternatives - similar 2 Off-Market properties to explore as potential leads.

    Explore Off-Market Properties in St Clair County, IL

    Consider similar Off-Market properties in St Clair County, IL. 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.

    IL-159 At I-64

    IL-159 At I-64

    Land • 35.00 Acres
    Value Estimation by Request
    IL-159 At I-64, Fairview Heights, IL 62208
    View details
    230 St Louis St

    230 St Louis St

    Restaurants • 3,344 SF
    Value Estimation by Request
    230 St Louis St, Lebanon, IL 62254
    View details

    St Clair County, IL Mixed-Use Properties Investment Opportunities Market Analysis

    Explore 19 mixed-use properties for sale in St Clair County, IL, showcased through 17 active listings on our real estate platform. These investment opportunities span a total of 1,866,982 square feet of properties for sale, with an estimated market value of $17,457,900.

    Sale prices for multi use buildings in St Clair County, IL start at $150,000, averaging $1,454,825, and reaching up to $10,000,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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