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    Ottawa, IL Office Properties & Spaces for Sale

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    Chicago, IL Springfield, IL Hoffman Estates, IL
    Former Montgomery Ward Building
    $474,900
    0.13 Acres

    Former Montgomery Ward Building

    800 La Salle Street, Ottawa, IL 61350

    Four-level commercial building in Ottawa, Illinois with redevelopment potential.

    • High‑traffic location on one of Ottawa's busiest streets.
    • Large building with 5,400 sq ft per level, totaling four levels.
    • Versatile space suitable for retail, office, or residential use.
    • Value‑add opportunity for investors/developers through rehabilitation.
    • Durable brick construction.
    Updated: Jul 14, 2025
    View details
    Starved Rock Commercial Opportunity
    $156,900
    1,325 SF

    Starved Rock Commercial Opportunity

    1313 Chestnut St, Ottawa, IL 61350

    Established bike shop near Starved Rock State Park for sale.

    • Prime location in Starved Rock Country, a major tourist destination.
    • Established business opportunity as a well‑regarded bike shop with sales, rentals, and repairs.
    • High‑visibility, high‑traffic location in the 'Town of Two Rivers', near bike paths and scenic routes.
    • Versatile main building with multiple rooms including a lobby, office, service area, kitchen, and two bathrooms.
    • Additional 13' x 24' Morton building (built in 2014) for storage, workspace, or expansion.
    Updated: Feb 3
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    Historical Ottawa Mixed-Use Building
    $510,000
    3,200 SF

    Historical Ottawa Mixed-Use Building

    Two-story, 6400 SF mixed-use building in downtown Ottawa.

    227 West Madison Street, Ottawa, IL 61350
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    Riverfront Office Building For Sale
    $375,000
    5,452 SF

    Riverfront Office Building For Sale

    5,472 SF office building for sale on the river.

    130 E Madison St, Ottawa, IL
    View details
    Based on your search, we've compiled 16 Potential Opportunities for your consideration. Besides 4 Active listings in Ottawa, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 4 Off-Market properties to explore as potential leads, plus 4 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.

    Versatile Building on Large Lot
    $550,000
    8.34 Acres

    Versatile Building on Large Lot

    Former medical office with ample parking and excellent visibility.

    1561 N Division Street, Morris, IL 60450
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    Versatile Building on Large Lot
    $550,000
    2,484 SF

    Versatile Building on Large Lot

    4,600 SF building on 8.43 acres, formerly medical office.

    1561 N Division Street, Morris, IL 60450
    View details
    Versatile Mixed-Use Investment Opportunity
    $650,000
    7,000 SF

    Versatile Mixed-Use Investment Opportunity

    Commercial and residential property with income-generating potential in prime location.

    La Salle, IL 61301
    View details
    54 Acres I-80 Frontage Land
    Contact for pricing

    54 Acres I-80 Frontage Land

    54 acres with I-80 frontage, ideal for data center.

    743 Progress Parkway, La Salle, IL 61301
    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.

    Ottawa Land Parcel For Sale
    $875,000
    7.75 Acres

    Ottawa Land Parcel For Sale

    Two parcels of land totaling 7.75 acres in Ottawa, IL.

    801 E Etna Road, Ottawa, IL 61350
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    Commercial Land in Peru, IL
    $75,000
    1.00 Acre

    Commercial Land in Peru, IL

    High visibility commercial land available in Peru, Illinois.

    010 Unytite Drive, Peru, IL 61354
    View details
    Commercial Lots in Peru, IL
    $75,000
    1.33 Acres

    Commercial Lots in Peru, IL

    Four accessible commercial lots available in Peru's industrial area.

    012 Unytite Drive, Peru, IL 61354
    View details
    Commercial Lots in Peru, IL
    $75,000
    1.00 Acre

    Commercial Lots in Peru, IL

    Four commercial lots available in Peru's industrial area.

    016 Unytite Drive, Peru, IL 61354
    View details

    Explore Off-Market Properties in Ottawa, IL

    Consider similar Off-Market properties in Ottawa, 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.

    630 Madison St

    630 Madison St

    Office properties & Spaces
    Value Estimation by Request
    630 Madison St, Ottawa, IL 61350
    View details
    628 Madison St

    628 Madison St

    Office properties & Spaces
    Value Estimation by Request
    628 Madison St, Ottawa, IL 61350
    View details
    2709 Columbus St

    2709 Columbus St

    Restaurants • 35,000 SF
    Value Estimation by Request
    2709 Columbus St, Ottawa, IL 61350
    View details
    3107 State Route 23

    3107 State Route 23

    Office properties & Spaces • 11,000 SF
    Value Estimation by Request
    3107 State Route 23, Ottawa, IL 61350
    View details

    Ottawa, IL Office Properties & Spaces Investment Opportunities Market Analysis

    Explore 8 office properties & spaces for sale in Ottawa, IL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 5,702 square feet of properties for sale, with an estimated market value of $474,900.

    Sale prices for office spaces in Ottawa, IL start at $474,900, averaging $474,900, and reaching up to $474,900 — 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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