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    Office Building For Sale
    Updated: Jul 6
    Office Building For Sale

    20 Grant Street, Crystal Lake, IL 60014

    $1,100,000
    6,501 sqft
    Office building totaling 6,501 sq ft
    Built in 1964
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    This listing looks promising.

    Here's a quick look at some key insights for

    20 Grant Street, Crystal Lake, IL 60014

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    • Est. Cap Rate

      8.2%
      Above avg (5.9%)

    • Est. NOI

      $90K
      Annual

    • Price @ 7% Cap

      $1.28M
      Above asking
    View Property Analytics
    Wonder Lake Commercial Opportunity
    Updated: Oct 2, 2025
    Wonder Lake Commercial Opportunity

    7165 Barnard Mill Road, Wonder Lake, IL 60097

    $199,000
    0.55 AC lot
    Zoned for Business with potential for apartment house conversion (with proper design).
    Two‑story office building included in the sale.
    Two of the three units in a separate single‑story building are included.
    Multiple electric panels (4) and meters (6) present.
    Seller states gravel exists under the grass in front for parking.
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    Freestanding Office/Retail Building
    Freestanding Office/Retail Building

    3425 W Elm Street, Mchenry, IL 60050

    $325,000
    0.11 AC lot

    Freestanding office/retail building with sunroom, private offices, multiple restrooms, and parking including municipal lot.

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

    329 Jefferson Street, Algonquin, IL 60102

    $280,000
    0.16 AC lot

    Well-maintained two-unit downtown office building with storage basement and off-street parking for several vehicles.

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    Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center
    Two-Story Multi-Tenant Office Building
    Two-Story Multi-Tenant Office Building

    970 S Mchenry Ave, Crystal Lake, IL

    $999,900
    11,010 sqft 2.36 AC lot

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

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    Divisible Medical Office Center
    Divisible Medical Office Center

    1452 Merchant Drive, Algonquin, IL 60102

    Contact for pricing

    Divisible medical office building with a newer roof, located within an office multiple buildings complex.

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    Wonder Lake Commercial Block
    Wonder Lake Commercial Block

    7314 Hancock Drive, Wonder Lake, IL 60097

    $250,000
    0.35 AC lot

    Commercial block with office building and land for sale.

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    Office Building with Pole Barn
    Office Building with Pole Barn

    1601 N Il Route 47, Woodstock, IL 60098

    $339,000
    2,460 sqft 1.58 AC lot

    Flexible office layout with dedicated storage and a rear pole barn for added workflow or servicing needs.

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    Renovated Executive Office Space Available
    Renovated Executive Office Space Available

    150 E Dartmoor Dr, Crystal Lake, IL

    $2,460,000
    11,200 sqft 1.43 AC lot

    High-end, newly renovated office building with flexible sizing options.

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    Algonquin Office Building For Sale
    Algonquin Office Building For Sale

    2200-2230 Huntington Dr N, Algonquin, IL

    $450,000
    2,096 sqft 3.23 AC lot

    2,096 SF office building in Algonquin, built in 2004.

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    Multi-Tenant Office Building For Sale
    Multi-Tenant Office Building For Sale

    10 W Main Street, Cary, IL 60013

    $689,000
    8,280 sqft 0.33 AC lot

    8,280 SF multi-tenant office building with high visibility.

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

    970 McHenry Avenue, Crystal Lake, IL 60014

    Contact for pricing
    11,010 sqft 2.25 AC lot

    Elevator-equipped office building with private suites, abundant natural light, and on-site parking for flexible owner-user or tenant space.

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    Iconic Woodstock Square Corner Property
    Iconic Woodstock Square Corner Property

    101 E Van Buren Street, Woodstock, IL 60098

    $299,900

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

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    Freestanding Brick Commercial Building For Sale
    Freestanding Brick Commercial Building For Sale

    10 S Virginia Rd, Crystal Lake, IL 60014

    $231,000
    1,320 sqft

    Freestanding brick building with lease in place on Virginia Road.

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    Based on your search, we've compiled 31 Potential Opportunities for your consideration. Besides 14 Active listings in Mchenry County, IL, we suggest exploring several alternatives: similar 13 Off-Market properties to explore as potential leads, plus 4 Land Listings that present a potential for development.

    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.

    Corner Development Site For Sale
    Corner Development Site For Sale

    IL - 62 Algonquin Rd., Barrington Hills, IL 60010

    Contact for pricing

    Prime corner development site with high traffic counts.

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    Prime Corner Lot in Carpentersville
    Prime Corner Lot in Carpentersville

    Huntley Road lot: 009, Carpentersville, IL 60110

    $550,000
    2.41 AC lot

    2.41 acre corner lot near Randall Road corridor.

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    Commercial Land in St. Charles
    Commercial Land in St. Charles

    St Charles, IL 60174

    $999,999
    2.05 AC lot

    2.05 acre commercial lot near transportation and retail centers.

    View details
    Cantera Business Park Land Opportunity
    Cantera Business Park Land Opportunity

    28301 Ferry Rd, Warrenville, IL 60555

    $9,250,000
    161,209 sqft 19.00 AC lot

    19-acre site in Cantera Business Park, Warrenville, IL.

    View details

    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

    Value Estimation 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

    Value Estimation by Request
    590 sqft
    View details
    4 Terra Cotta Ave
    OFFICE BUILDING

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

    Value Estimation by Request
    2,479 sqft 0.31 AC lot
    View details
    4001 Roberts Rd
    OFFICE BUILDING

    4001 Roberts Rd, Island Lake, IL 60042-8505

    Value Estimation by Request
    1,824 sqft 1.47 AC lot
    View details
    5415 Bull Vly Rd
    OFFICE BUILDING

    5415 Bull Vly Rd, Mchenry, IL 60050-7410

    Value Estimation by Request
    1,202 sqft
    View details
    14 Brink St
    OFFICE BUILDING

    14 Brink St, Crystal Lake, IL 60014-4302

    Value Estimation by Request
    2,324 sqft 0.18 AC lot
    View details
    5323 Wonder Lk Rd
    OFFICE BUILDING

    5323 Wonder Lk Rd, Wonder Lake, IL 60097-9051

    Value Estimation by Request
    2,168 sqft 0.61 AC lot
    View details
    64 Crystal Lk Ave
    OFFICE BUILDING

    64 Crystal Lk Ave, Crystal Lake, IL 60014-6137

    Value Estimation by Request
    1,271 sqft 0.15 AC lot
    View details
    475 Terra Cotta Ave
    OFFICE BUILDING

    475 Terra Cotta Ave, Crystal Lake, IL 60014-3407

    $870,000
    Estimated value
    15,730 sqft 1.89 AC lot
    View details
    20 Grant St
    OFFICE BUILDING

    20 Grant St, Crystal Lake, IL 60014-4314

    $880,000
    Estimated value
    6,501 sqft 0.48 AC lot
    View details

    Mchenry County, IL Office Buildings Market Trends and Statistics

    Explore 27 office buildings for sale in Mchenry County, IL, showcased through 14 active listings on our real estate platform. These investment opportunities span a total of 42,867 square feet of properties for sale, with an estimated market value of $6,268,900.

    Sale prices for office properties in Mchenry County, IL start at $231,000, averaging $895,557, and reaching up to $2,460,000 — 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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