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    Lasalle County, IL Office Buildings for Sale

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    Historic Five-Story Office Building
    Updated: Jun 25
    Historic Five-Story Office Building

    628 Columbus Street, Ottawa, IL 61350

    $999,000
    0.57 AC lot
    36,400 total square feet above grade across five floors
    1914 brick masonry and steel‑frame office building with restored period details
    25,640‑square‑foot site measuring 0.57 acres
    150 feet of Columbus Street frontage plus Fox River frontage
    Private asphalt‑paved parking lot accommodating approximately 42 vehicles
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    Riverfront Office Building For Sale
    Updated: Nov 25, 2025
    Riverfront Office Building For Sale

    130 East Madison Street, Ottawa, IL 61350

    Contact for pricing
    5,452 sqft
    River front property
    Boasting 5,472 SF
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    Multi-Suite Office Building
    Multi-Suite Office Building

    612 Court St, Ottawa, IL 61350

    $399,000

    Private offices have individually controlled heating and air conditioning, with a finished basement providing additional space.

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    Realmo Analytics Monitor Off-market properties and contact owners who are ready to sell. Many signals applied to make quality leads for you. Get Leads
    Freestanding Office Property
    Freestanding Office Property

    341 W Walnut Street, Oglesby, IL 61348

    $89,000

    For sale office property on W Walnut Street in Oglesby, Illinois, with access from Rt 39 via Oglesby exit E.

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    Based on your search, we've compiled 4 Potential Opportunities for your consideration. Besides 4 Active listings in Lasalle County, IL, we suggest exploring several alternatives:

    Lasalle County, IL Office Buildings Market Trends and Statistics

    Explore 4 office buildings for sale in Lasalle County, IL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 5,452 square feet of properties for sale, with an estimated market value of $1,487,000.

    Sale prices for commercial office buildings in Lasalle County, IL start at $89,000, averaging $495,666, and reaching up to $999,000 — 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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