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    Whiteside County, IL Office Buildings for Sale

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    Commercial Office Building Site
    Updated: Mar 8
    Commercial Office Building Site

    1000 Dixon Avenue, Rock Falls, IL 61071

    $100,000
    1.80 AC lot
    Window unit(s) for cooling
    Year built: 1980
    View details
    Downtown Sterling Class A Office
    Updated: Nov 25, 2025
    Downtown Sterling Class A Office

    403 E 3rd St, Sterling, IL 61081

    $1,495,000
    100% occupancy since 1992, providing a stable, high‑credit investment.
    Anchored by a top national CPA and consulting firm.
    Located in downtown Sterling, Illinois, near City Hall, the U.S. Post Office, and the courthouse.
    Class A masonry office building with 13,000 SF.
    Recent upgrades include a new roof, ADA‑compliant restrooms, and parking improvements.
    View details
    See what stands out in Whiteside County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Based on your search, we've compiled 2 Potential Opportunities for your consideration. Besides 2 Active listings in Whiteside County, IL, we suggest exploring several alternatives:

    Whiteside County, IL Office Buildings Market Trends and Statistics

    Explore 2 office buildings for sale in Whiteside County, IL on our real estate platform.

    Sale prices for office properties in Whiteside County, IL start at $100,000, averaging $797,500, and reaching up to $1,495,000 — 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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