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    Belleville, IL Office Spaces for Sale

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    22 properties
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    Corner Lot with Two Income Buildings
    Updated: May 15
    Corner Lot with Two Income Buildings

    O Fallon, IL 62269

    $275,000
    3,036 sqft 0.21 AC lot
    Corner lot with two buildings in O'Fallon, IL, providing multiple income‑producing spaces.
    Main building (633‑635) has two ground‑floor commercial spaces: $700/month alterations/seamstress and $1,000/month office/retail rent plus $200 utilities.
    Second‑floor space in the main building is accessed via a separate entrance at 102 W 7th and was formerly an apartment (value‑add to renovate/bring up to code).
    Second building (625) is leased as a hair salon generating $585/month.
    Utilities include cable; water is public and sewer is public sewer.
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    Two-Story Professional Office Building
    Updated: May 19
    Two-Story Professional Office Building

    O Fallon, IL 62269

    $525,000
    0.17 AC lot
    5,568 SF brick office building built in 1996, offering a two‑level layout with 24 total offices
    Lake front property with 10 offices featuring lake views and a walk‑out lower level
    2,784 SF on each floor, with conference rooms on both levels, open work areas, reception, and a large foyer/waiting area
    Multiple restrooms and a kitchenette, plus accessible approach with ramp
    Utilities include cable available; public water service; central air cooling
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    Downtown Office Building
    Downtown Office Building

    12 W Lincoln Street, Belleville, IL 62220

    $299,000
    8,744 sqft 0.11 AC lot

    Office building with numerous private offices, meeting rooms, and dedicated parking for more than 15 spaces.

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    Multi-Tenant Office Building
    Multi-Tenant Office Building

    120 W Main St, Belleville, IL 62220

    $800,000
    10,300 sqft

    Well-maintained multi-unit office building with an elevator and two currently available office suites.

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    O'Fallon Office Building For Sale
    O'Fallon Office Building For Sale

    O Fallon, IL 62269

    $9,100,000
    6,819 sqft

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

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    Medical Office in Copper Bend
    Medical Office in Copper Bend

    2900 Frank Scott Pkwy W, Belleville, IL 62223

    $149,000
    2,030 sqft

    2,030 SF medical office in established office park.

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    Medical Building with Multiple Suites
    Medical Building with Multiple Suites

    3608 W Main St, Belleville, IL

    $250,000
    6,500 sqft 0.83 AC lot

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

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    Belleville Medical Office Investment Opportunity
    Belleville Medical Office Investment Opportunity

    4904 W Main St, Belleville, IL

    $475,000
    4,640 sqft 0.51 AC lot

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

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    Belleville Office Building For Sale
    Belleville Office Building For Sale

    1520 Mascoutah Ave, Belleville, IL

    $725,000
    8,454 sqft 1.29 AC lot

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

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    Remodeled Office Building with Warehouse
    Remodeled Office Building with Warehouse

    1520 Mascoutah Ave, Belleville, IL 62220

    $690,000
    8,454 sqft

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

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    Downtown Belleville Office For Sale
    Downtown Belleville Office For Sale

    122 W Main St, Belleville, IL

    $125,000
    0.07 AC lot

    Office space in downtown Belleville with off-street parking.

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    Office Space with Interstate Visibility
    Office Space with Interstate Visibility

    1550-1562 Frontage Rd, O Fallon, IL 62269

    Contact for pricing
    580 sqft 2.49 AC lot

    Office space for rent with excellent interstate access and visibility.

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    Former Law Office For Sale
    Former Law Office For Sale

    3540 N Belt W, Belleville, IL

    $120,000
    2,716 sqft 1.01 AC lot

    2,716 SF office space in high visibility location.

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    East Belleville Office/Retail Building
    East Belleville Office/Retail Building

    1820 N Belt E, Belleville, IL 62221

    $140,000
    2,496 sqft

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

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    Belleville Office Building For Sale
    Belleville Office Building For Sale

    140 Iowa, Belleville, IL

    $250,000
    9,114 sqft 0.21 AC lot

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

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    Belleville Retail/Office Opportunity
    Belleville Retail/Office Opportunity

    648 Carlyle Ave, Belleville, IL 62221

    $980,000
    3,557 sqft

    Retail/office space available for sale in Belleville, Illinois.

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    Renovated Office Building For Sale
    Renovated Office Building For Sale

    218 W Main St, Belleville, IL 62220

    $1,950,000
    47,942 sqft 0.89 AC lot

    Two-story office building in historic downtown Belleville, Illinois.

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    Highway 50 Development Opportunity
    Highway 50 Development Opportunity

    O Fallon, IL 62269

    $546,250
    1.42 AC lot

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

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    Medical/Office Building with Walkout Basement
    Medical/Office Building with Walkout Basement

    3214 N Illinois St, Belleville, IL 62226

    $249,000
    3,000 sqft 0.55 AC lot

    3,000 SF medical/office building with finished walkout basement.

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    O'Fallon Mixed-Use Income Property
    O'Fallon Mixed-Use Income Property

    O Fallon, IL 62269

    $275,000
    3,036 sqft

    High-traffic corner lot with multiple income streams in O'Fallon.

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    Commercial Building and Sporting Goods
    Commercial Building and Sporting Goods

    127 W Main St, Belleville, IL

    $120,000
    6,146 sqft 0.08 AC lot

    Two-story commercial building with retail and office space for sale.

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    Belleville Office Space Available
    Belleville Office Space Available

    28 W 64th St, Belleville, IL

    Contact for pricing
    8,736 sqft 1.50 AC lot

    8,736 SF office space for rent in Belleville, IL.

    View details
    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 22 Active Listings in Belleville, IL, we suggest to view alternatives - similar 49 Off-Market properties to explore as potential leads.

    Off-Market Properties in Belleville, IL

    Consider similar Off-Market properties in Belleville, 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.

    20 Main St
    OFFICE BUILDING

    20 Main St, Belleville, IL 62220-1602

    Value Estimation by Request
    0.26 AC lot
    View details
    3 Bronze Pointe Blvd
    OFFICE BUILDING

    3 Bronze Pointe Blvd, Belleville, IL 62226

    Value Estimation by Request
    0.30 AC lot
    View details

    Belleville, IL Office Spaces Market Trends and Statistics

    Explore 71 office spaces for sale in Belleville, IL, showcased through 22 active listings on our real estate platform. These investment opportunities span a total of 136,984 square feet of properties for sale, with an estimated market value of $16,847,000.

    Sale prices for office spaces in Belleville, IL start at $120,000, averaging $991,000, 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

    Commercial property segments ranked by active listings on the market

    Office Units 27
    Office buildings 13
    Medical Office Space 9
    Coworking space 3
    Serviced offices 1

    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 average listing prices of real estate assets

    Neighborhood Average Price
    62226 $201.3K
    62221 $473K
    62220 $668.4K
    62223 $1.4M

    Taxes & Financing

    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in St. Clair County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in St. Clair County

    Office

    Property Size Breakdown

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

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    Most Searched ZIP Codes in Belleville, IL

    • 62269
    • 62220
    • 62221
    • 62223
    • 62226

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