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    Mchenry County, IL Office Buildings for Sale

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    18 properties
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    3-Unit Office Building
    Updated: Sep 29
    3-Unit Office Building

    4901 W Elm Street, Mchenry, IL 60050

    $225,000
    0.41 AC lot
    Three separate office units
    Two vacant units; one occupied under a month‑to‑month lease
    0.41‑acre site with a large on‑site parking lot
    Illinois Route 120 traffic averages approximately 17,600 vehicles daily, per IDOT
    Built in 1974 with brick construction, central air, and a composition roof
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    Two-Story Office Building
    Updated: Oct 3
    Two-Story Office Building

    7165 Barnard Mill Road, Wonder Lake, IL 60097

    $199,000
    0.55 AC lot
    0.551‑acre property
    Sale includes two of three units in the single‑story building; the center unit is excluded
    Five rooms and a half bath on each level of the two‑story building
    Four electric panels and six meters
    Well and septic system on site
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    Two-Unit Historic Office Building
    Two-Unit Historic Office Building

    329 Jefferson Street, Algonquin, IL 60102

    $279,990
    0.16 AC lot

    Two commercial office units include a full basement, central air, and off-street parking.

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    Medical Office Building with Physical Therapy Tenant
    Medical Office Building with Physical Therapy Tenant

    1140 E Algonquin Rd, Algonquin, IL 60102

    $692,410
    4,433 sqft

    Fully occupied facility with built-in annual rental increases and a long-standing operator.

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    Divisible Medical Office Space
    Divisible Medical Office Space

    1452 Merchant Drive, Algonquin, IL 60102

    Contact for pricing

    Professional office center with adaptable space, central air, and proximity to major roads and interstates.

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    Office Building
    Office Building

    7314 Hancock Drive, Wonder Lake, IL 60097

    $300,000
    0.35 AC lot

    The office property has its own city water and sewer service and may be purchased separately from the adjoining parcel.

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    Office Units with Renovation Needs
    Office Units with Renovation Needs

    7165 Barnard Mill Rd, Wonder Lake, IL 60097

    $199,000
    3,000 sqft

    Business-zoned office property includes a two-story building and two units within a separate single-story structure.

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    Two-Unit Historic Office Building
    Two-Unit Historic Office Building

    329 Jefferson St, Algonquin, IL 60102

    $279,990
    2,016 sqft

    Two office units offer an owner-user setup with an existing month-to-month tenant and dedicated basement storage.

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    Executive Office Building For Sale
    Executive Office Building For Sale

    150 E Dartmoor Drive, Crystal Lake, IL 60014

    $2,460,000
    2,000 sqft 1.82 AC lot

    High-end office building with modern amenities, renovated in 2018.

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    Iconic Woodstock Square Corner Property
    Iconic Woodstock Square Corner Property

    101 E Van Buren St, Woodstock, IL 60098

    $299,900
    1,424 sqft

    Well-preserved 1930 building in a high-traffic, desirable location.

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    Freestanding Office Building with Signage
    Freestanding Office Building with Signage

    2030 N Seminary Ave, Woodstock, IL 60098

    $1,199,000

    Two-level professional office property with private offices, meeting areas, parking, and monument signage.

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    Two-Level Office Building
    Two-Level Office Building

    15 West Crystal Lake Avenue, Crystal Lake, IL 60014

    Contact for pricing
    1,776 sqft

    Office property with an occupied salon on the first floor and four private offices upstairs.

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    Two-Story Multi-Tenant Office Building
    Two-Story Multi-Tenant Office Building

    970 S Mchenry Ave, Crystal Lake, IL

    Contact for pricing
    11,010 sqft 2.36 AC lot

    Two-story, multi-tenant office building with owner/user opportunity.

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    Office Building For Sale
    Office Building For Sale

    20 Grant Street, Crystal Lake, IL 60014

    Contact for pricing
    6,501 sqft

    Office building totaling 6,501 sq ft offered for sale.

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    Elevated Office Building with River Views
    Elevated Office Building with River Views

    115 S Main Street 115-119, Algonquin, IL 60102

    $1,695,000

    Two-level office building with private offices, conference rooms, and multiple bath facilities, featuring rear riverwalk views.

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    Renovated Executive Office Building
    Renovated Executive Office Building

    150 E Dartmoor Dr, Crystal Lake, IL 60014

    Contact for pricing
    35,614 sqft

    Renovated in 2018 with multiple conference rooms, a cafeteria area, and coffee bars on each floor.

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    Office Building
    Office Building

    230 Stonegate Rd, Algonquin, IL 60102

    $2,523,613

    The building dates to 1998.

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    Freestanding Brick Commercial Building
    Freestanding Brick Commercial Building

    10 Virginia Rd, Crystal Lake, IL

    Contact for pricing
    1,320 sqft 0.28 AC lot

    Freestanding brick commercial building with a five-year lease.

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    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 18 Active Listings in Mchenry County, IL, we suggest to view alternatives - similar 13 Off-Market properties to explore as potential leads.

    Off-Market Properties in Mchenry County, IL

    Consider similar Off-Market properties in Mchenry County, 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.

    59 Virginia St
    OFFICE BUILDING

    59 Virginia St, Crystal Lake, IL 60014-4125

    Estimated value: by Request
    2,674 sqft 0.39 AC lot
    View details
    820 Terra Cotta Ave
    OFFICE BUILDING

    820 Terra Cotta Ave, Crystal Lake, IL 60014-3649

    Estimated value:
    $60,000
    590 sqft
    View details
    4 Terra Cotta Ave
    OFFICE BUILDING

    4 Terra Cotta Ave, Crystal Lake, IL 60014-3622

    Estimated value:
    $430,000
    2,479 sqft 0.31 AC lot
    View details
    4001 Roberts Rd
    OFFICE BUILDING

    4001 Roberts Rd, Island Lake, IL 60042-8505

    Estimated value:
    $485,000
    1,824 sqft 1.47 AC lot
    View details
    5415 Bull Vly Rd
    OFFICE BUILDING

    5415 Bull Vly Rd, Mchenry, IL 60050-7410

    Estimated value:
    $90,000
    1,202 sqft
    View details
    14 Brink St
    OFFICE BUILDING

    14 Brink St, Crystal Lake, IL 60014-4302

    Estimated value:
    $255,000
    2,324 sqft 0.18 AC lot
    View details

    Mchenry County, IL Office Buildings Market Trends and Statistics

    Explore 31 office buildings for sale in Mchenry County, IL, showcased through 18 active listings on our real estate platform. These investment opportunities span a total of 69,094 square feet of properties for sale, with an estimated market value of $10,352,903.

    Sale prices for commercial office buildings in Mchenry County, IL start at $199,000, averaging $862,741, and reaching up to $2,523,613 — 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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    Featured McHenry County Real Estate Agencies

    Realmo connects you with licensed McHenry County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    Dream Real Estate
    205 S. Valley Road McHenry, IL 60050
    Phone: 18154727720
    www.GetTheDreamTeam.com
    Remax Plaza
    4005 Kane Ave McHenry, IL 60050
    Phone: 18153856770
    www.plazaservices.com
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