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    Dekalb, IL Office Buildings for Sale

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    Downtown DeKalb Five-Story Office Building
    $299,000
    0.48 Acres

    Downtown DeKalb Five-Story Office Building

    155 N 3Rd St, Dekalb, IL 60115

    Five-story office building in downtown DeKalb with on-site parking.

    • Prime downtown location in DeKalb, adjacent to the DeKalb Theater and close to amenities.
    • 30,000 sq. ft. office building with an additional 5,000 sq. ft. basement and drive‑through.
    • On‑site parking for approximately 22 vehicles.
    • Flexible floorplans adaptable for various uses.
    • Located in a downtown TIF/Redevelopment District, offering value‑add or redevelopment potential.
    Updated: Nov 17, 2025
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    DeKalb Commercial Building For Sale
    $250,000
    0.06 Acres

    DeKalb Commercial Building For Sale

    129 E Locust St, Dekalb, IL 60115

    Commercial building in downtown DeKalb with investment or owner opportunity.

    • Prime downtown Dekalb location, one block from restaurants, shops, and City Hall.
    • 50% occupied by an established office tenant with a new long‑term lease, providing immediate income.
    • Approximately 1230 sq ft of vacant space available for owner occupancy or additional tenants.
    • Potential to easily convert the building into three units for increased income potential.
    • Full basement with leasing potential for half of the space.
    Updated: Aug 10, 2025
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    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in Dekalb, IL, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Explore Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Remodeled Commercial Building on Route 72
    $325,000
    0.48 Acres

    Remodeled Commercial Building on Route 72

    Turnkey commercial building with high visibility and flexible zoning.

    124 E Oak Knoll Dr, Hampshire, IL 60140
    View details
    Professional Building in Hampshire, Illinois
    $1,700,000
    0.67 Acres

    Professional Building in Hampshire, Illinois

    Well-kept commercial building with business opportunities in Hampshire, Illinois.

    895 S State St S, Hampshire, IL 60140
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    North Aurora Office Building For Sale
    $1,350,000
    20,000 SF

    North Aurora Office Building For Sale

    20,000 SF office building with expansion potential and ample parking.

    101 Overland Dr, North Aurora, IL 60542
    View details
    North Aurora Office Building
    Contact for pricing
    52,266 SF

    North Aurora Office Building

    52,266 SF office building in North Aurora, Illinois.

    150 S Lincolnway, North Aurora, IL 60542
    View details

    Dekalb, IL Office Buildings Investment Opportunities Market Analysis

    Explore 2 office buildings for sale in Dekalb, IL on our real estate platform. These investment opportunities span a total of 23,522 square feet of properties for sale, with an estimated market value of $549,000.

    Prices for office properties in Dekalb, IL start at $250,000, averaging $274,500, and reaching up to $299,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you have the most current data.

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