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    Belleville, IL Office Buildings for Sale

    10 results
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    Downtown Belleville Office Building
    $350,000
    8,744 SF

    Downtown Belleville Office Building

    12 W Lincoln St, Belleville, IL 62220

    Office building in a prime downtown location near courthouse.

    • Prime downtown location, just one block from the St. Clair County Courthouse.
    • Private parking lot with over 15 spaces, a rare amenity in downtown Belleville.
    • 8,500+ square foot building suitable for various business needs.
    • Layout designed for professional use with numerous private offices, spacious meeting rooms, and versatile work areas.
    • Heating: Electric, Forced Air, Natural Gas. Cooling: Central Air, Electric.
    Updated: Dec 30, 2025
    View details
    Historic Office Building with Charm
    $350,000
    0.23 Acres

    Historic Office Building with Charm

    3201 W Main St, Belleville, IL 62226

    Historic building with modern functionality, ideal for professional office.

    • Historic property with classic architectural details: soaring ceilings, intricate woodwork, original millwork, and hardwood floors.
    • 10 dedicated parking spaces and a detached garage.
    • Expansive property spanning three parcels, offering exterior space and future development possibilities.
    • Finished lower level with private entrance, suitable for a secondary office suite or separate business.
    • Suitable for commercial or residential use.
    Updated: Oct 10, 2025
    View details
    Downtown Belleville Mixed-Use Opportunity
    $675,000
    15,810 SF

    Downtown Belleville Mixed-Use Opportunity

    Mixed-use building in downtown Belleville near courthouse and town square.

    108 E Main St, Belleville, IL 62220
    View details
    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 62221
    View details
    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 62221
    View details
    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 62220
    View details
    Belleville Office Building For Sale
    $399,000
    40,896 SF

    Belleville Office Building For Sale

    40,896 sq ft office building on 4.09 acres.

    29 N 64Th St, Belleville, IL 62223
    View details
    Well-Maintained Office Building For Sale
    $189,000
    4,320 SF

    Well-Maintained Office Building For Sale

    5,772 SF office building in high-traffic office park.

    2810 Frank Scott Pkwy W, Belleville, IL 62223
    View details
    Downtown Belleville Office/Retail Building
    $275,000
    3,591 SF

    Downtown Belleville Office/Retail Building

    Two-story office/retail building with parking and vacant lot.

    404 E Main St, Belleville, IL 62220
    View details
    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 St, Belleville, IL 62225
    View details
    Based on your search, we've compiled 44 Potential Opportunities for your consideration. Besides 10 Active listings in Belleville, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 29 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.

    Professional Office Building For Sale
    $395,000
    3,400 SF

    Professional Office Building For Sale

    3,486 SF office building with excellent parking and access.

    2 Bronze Pointe S, Swansea, IL 62226
    View details
    Updated Commercial Building in Swansea
    $585,000
    6,300 SF

    Updated Commercial Building in Swansea

    Updated commercial building with new systems and flexible layout.

    16 Bronze Pointe Blvd, Swansea, IL 62226
    View details
    Fairview Heights Retail Opportunity
    $225,000
    1,257 SF

    Fairview Heights Retail Opportunity

    Retail property in high-traffic area near major retailers.

    5105 N Illinois St, Fairview Heights, IL 62208
    View details
    Leased Office Building Investment
    $260,000
    1,716 SF

    Leased Office Building Investment

    Fully leased office building in high-traffic Fairview Heights location.

    5403 N Illinois St, Fairview Heights, IL 62232
    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.

    Downtown Belleville Office Building
    $350,000
    8,744 SF

    Downtown Belleville Office Building

    Office building in a prime downtown location near courthouse.

    12 W Lincoln St, Belleville, IL 62220
    View details

    Explore 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.

    729 Insight Ave

    729 Insight Ave

    OFFICE BUILDING • 0.15 Acres
    Value Estimation
    $325,000
    729 Insight Ave, O Fallon, IL 62269-2156
    View details
    3 Saint Elizabeth Blvd

    3 Saint Elizabeth Blvd

    OFFICE BUILDING • 0.99 Acres
    Value Estimation by Request
    3 Saint Elizabeth Blvd, O Fallon, IL 62269-1281
    View details
    222 Main St, Unit 3

    222 Main St, Unit 3

    OFFICE BUILDING
    Value Estimation by Request
    222 Main St, Belleville, IL 62220-1608
    View details
    222 Main St, Unit 4

    222 Main St, Unit 4

    OFFICE BUILDING
    Value Estimation by Request
    222 Main St, Belleville, IL 62220-1608
    View details
    222 Main St, Unit 2

    222 Main St, Unit 2

    OFFICE BUILDING
    Value Estimation by Request
    222 Main St, Belleville, IL 62220-1608
    View details
    222 Main St, Unit 5

    222 Main St, Unit 5

    OFFICE BUILDING
    Value Estimation by Request
    222 Main St, Belleville, IL 62220-1608
    View details
    735 Insight Ave

    735 Insight Ave

    OFFICE BUILDING • 0.14 Acres
    Value Estimation
    $320,000
    735 Insight Ave, O Fallon, IL 62269-2193
    View details
    131 Lincoln Pl Ctf

    131 Lincoln Pl Ctf

    OFFICE BUILDING
    Value Estimation by Request
    131 Lincoln Pl Ctf, Belleville, IL 62221-5825
    View details
    1571 Grn Mt Rd

    1571 Grn Mt Rd

    OFFICE BUILDING • 0.05 Acres
    Value Estimation by Request
    1571 Grn Mt Rd, O Fallon, IL 62269
    View details
    131 Lincoln Pl Cte

    131 Lincoln Pl Cte

    OFFICE BUILDING
    Value Estimation by Request
    131 Lincoln Pl Cte, Belleville, IL 62221-5825
    View details
    121 Premier Dr

    121 Premier Dr

    OFFICE BUILDING • 2.25 Acres
    Value Estimation by Request
    121 Premier Dr, Belleville, IL 62220-3424
    View details
    321 Regency Park

    321 Regency Park

    OFFICE BUILDING • 3.57 Acres
    Value Estimation by Request
    321 Regency Park, O Fallon, IL 62269-1887
    View details
    717 Insight Ave

    717 Insight Ave

    OFFICE BUILDING • 0.20 Acres
    Value Estimation
    $305,000
    717 Insight Ave, O Fallon, IL 62269-2151
    View details
    3700 Belt W

    3700 Belt W

    OFFICE BUILDING • 0.18 Acres
    Value Estimation
    $140,000
    3700 Belt W, Belleville, IL 62226-5629
    View details

    Belleville, IL Office Buildings Investment Opportunities Market Analysis

    Explore 39 office buildings for sale in Belleville, IL, showcased through 10 active listings on our real estate platform. These investment opportunities span a total of 671,695 square feet of properties for sale, with an estimated market value of $4,925,000.

    Prices for office properties in Belleville, IL start at $140,000, averaging $328,333, and reaching up to $380,000 — 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 buildings for Sale Near Belleville, IL

    Popular Searches in Belleville, IL

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    Most Searched ZIP Codes in Belleville, IL

    • 62220
    • 62221
    • 62223
    • 62225
    • 62226
    • 62269

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