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    Belleville, IL Office Spaces for Sale

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    Swansea, IL Freeburg, IL Smithton, IL
    33 results
    Downtown Multi-Use Office Building
    $550,000
    6,000 SF
    Downtown Multi-Use Office Building

    100 W Main Street, Belleville, IL 62220

    Well-maintained multi-unit building near the courthouse, offering flexible office and commercial space in a high-visibility downtown setting.
    • Multi‑unit commercial building with multiple office and commercial spaces
    • Located in Downtown Belleville, just one block from the courthouse
    • Brick construction
    • Forced‑air heating
    • Central air cooling
    Updated: Jun 2
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    Multi-Unit Downtown Office Building
    $800,000
    10,300 SF
    Multi-Unit Downtown Office Building

    120 W Main Street, Belleville, IL 62220

    Well-maintained multi-unit building near the courthouse with office and commercial spaces and elevator access for a strong downtown presence.
    • Multi‑unit commercial building in Downtown Belleville
    • Located one block from the courthouse
    • Brick construction
    • Elevator for convenient access
    • Forced‑air heating and central air conditioning
    Updated: Jun 2
    View details
    Versatile Mixed-Use Commercial Building
    $799,000
    5,890 SF
    Versatile Mixed-Use Commercial Building

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

    O Fallon, IL 62269

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    Historic Mixed-Use Building in Belleville
    $299,000
    3,200 SF
    Historic Mixed-Use Building in Belleville

    Two-story mixed-use building in downtown Belleville's commercial corridor.

    18 E Main Street, Belleville, IL 62220

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    Downtown Belleville Office Building
    $299,000
    8,744 SF
    Downtown Belleville Office Building

    8,500+ sq ft office building near St. Clair Courthouse.

    12 W Lincoln Street, Belleville, IL 62220

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    Refurbished Office Space in Belleville
    $56,000
    1,152 SF
    Refurbished Office Space in Belleville

    Refurbished office space in downtown Belleville near the courthouse.

    6 Lebanon Avenue, Belleville, IL 62220

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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 Avenue, Belleville, IL 62220

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    Medical Building with Multiple Suites
    $250,000
    6,500 SF
    Medical Building with Multiple Suites

    6,500 SF medical building with three suites for sale.

    3608 W Main St, Belleville, IL

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    Medical Office in Copper Bend
    $149,000
    2,030 SF
    Medical Office in Copper Bend

    2,030 SF medical office in established office park.

    2900 Frank Scott Pkwy W, Belleville, IL 62223

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    Office Space with Interstate Visibility
    Contact for pricing
    580 SF
    Office Space with Interstate Visibility

    Office space for rent with excellent interstate access and visibility.

    1550-1562 Frontage Rd, O Fallon, IL 62269

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    Downtown Belleville Office For Sale
    $125,000
    0.07 Acres
    Downtown Belleville Office For Sale

    Office space in downtown Belleville with off-street parking.

    122 W Main St, Belleville, IL

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    O'Fallon Office Building For Sale
    $9,100,000
    6,819 SF
    O'Fallon Office Building For Sale

    6,819 SqFt office building in O'Fallon, Illinois.

    O Fallon, IL 62269

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    Belleville Medical Office Investment Opportunity
    $475,000
    4,640 SF
    Belleville Medical Office Investment Opportunity

    Net leased medical office building with lease extension and roof replacement.

    4904 W Main St, Belleville, IL

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    Belleville Office Building For Sale
    $725,000
    8,454 SF
    Belleville Office Building For Sale

    8,454 SF office building available in Belleville, Illinois.

    1520 Mascoutah Ave, Belleville, IL

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    Former Law Office For Sale
    $120,000
    2,716 SF
    Former Law Office For Sale

    2,716 SF office space in high visibility location.

    3540 N Belt W, Belleville, IL

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    Mixed-Use Investment Property For Sale
    $325,000
    7,888 SF
    Mixed-Use Investment Property For Sale

    Mixed-use investment property in downtown Belleville with residential and commercial spaces.

    100 Mascoutah Ave, Belleville, IL

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    Office/Warehouse Building For Sale
    Contact for pricing
    20,176 SF
    Office/Warehouse Building For Sale

    Office/warehouse building with spaces for lease and interstate access.

    O Fallon, IL 62269

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    Belleville Office Building For Sale
    $250,000
    9,114 SF
    Belleville Office Building For Sale

    9,114 square foot office building in Belleville, Illinois.

    140 Iowa, Belleville, IL

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    Highway 50 Development Opportunity
    $575,000
    1.42 Acres
    Highway 50 Development Opportunity

    1.42 acres on Highway 50 in O'Fallon, Illinois.

    O Fallon, IL 62269

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    East Belleville Office/Retail Building
    $140,000
    2,496 SF
    East Belleville Office/Retail Building

    2,496 SF office/retail building in East Belleville for sale.

    1820 N Belt E, Belleville, IL

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    Remodeled Office Building with Warehouse
    $725,000
    8,454 SF
    Remodeled Office Building with Warehouse

    Remodeled office building with warehouse, ample parking, and generator.

    1520 Mascoutah Ave, Belleville, IL 62220

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    Office Building with Signage
    $215,000
    7,926 SF
    Office Building with Signage

    7,926 SF building with space for lease and signage.

    1801 N Belt W, Belleville, IL

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    Truck Terminal For Sale
    $2,100,000
    25,188 SF
    Truck Terminal For Sale

    25,188 SF truck terminal with income-generating potential.

    5920 Gateway Industrial Dr, Belleville, IL 62223

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    East Belleville Office/Retail Building
    $140,000
    2,496 SF
    East Belleville Office/Retail Building

    Freestanding 2,496 SF office/retail building in East Belleville.

    1820 N Belt E, Belleville, IL 62221

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    Belleville, IL Office Spaces Investment Opportunities Market Analysis

    Explore 72 office spaces for sale in Belleville, IL, showcased through 33 active listings on our real estate platform. These investment opportunities span a total of 225,340 square feet of properties for sale, with an estimated market value of $23,810,000.

    Sale prices for office spaces in Belleville, IL start at $56,000, averaging $915,769, and reaching up to $9,100,000 — 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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    Top Commercial Asset Segments

    Office Units 34
    Office buildings 16
    Medical Office Space 8
    Coworking space 2
    Serviced offices 1

    Property Size Breakdown

    The majority of commercial real estate listings in Belleville fall within the 10,000 to 25,000 square foot range.

    Demographics Overview

    Population 129K
    Population Growth (5Y) +2.8%
    Median Household Income $78,624
    College Educated 43.7%

    High-Yield Neighborhoods for Investment

    Identify Belleville submarkets with the highest inventory density on the market and evaluate the median listing prices of real estate assets

    Neighborhood Average Price
    62226 $201.3K
    62221 $473K
    62220 $594.8K
    62223 $1.9M

    Taxes & Financing

    Average Loan-to-Value 65.0%

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    Most Searched ZIP Codes in Belleville, IL

    • 62220
    • 62269
    • 62221
    • 62223
    • 62226

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