Mchenry County, IL Office buildings for sale

$949,900

11,010 SF

Two-Story Multi-Tenant Office Building

970 McHenry Avenue, Crystal Lake, IL 60014

Two-story office building with lease options and owner/user potential.

Owner/user opportunity with flexible options: seller leaseback or vacancy.
Seller guarantee on a negotiable portion of leasable space.
Two‑story multi‑tenant office building with 11,010 SF.
Direct access to both levels from parking lot with ample parking.
Elevator equipped and well‑maintained with lots of natural light.

Updated: Mar 24

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$999,900

11,010 SF

Two-Story Multi-Tenant Office Building

970 S Mchenry Ave, Crystal Lake, IL

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

Owner/user opportunity with flexibility: Seller will consider leaseback or vacate.
11,010 SF two‑story multi‑tenant office building.
Direct access to both levels from parking lot.
Ample parking on 2.25 acres with monument signage.
Elevator equipped and well‑maintained building.

Updated: Sep 24, 2025

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Renovated Executive Office Space Available

$2,460,000

11,200 SF

Renovated Executive Office Space Available

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

150 E Dartmoor Dr, Crystal Lake, IL

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$199,000

0.55 Acres

Wonder Lake Commercial Opportunity

Two-story office building with potential for apartment conversion.

7165 Barnard Mill Road, Wonder Lake, IL 60097

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$499,000

0.51 Acres

Vintage Office Building Near Metra

Two-story office building near Metra station, suitable for office/residential use.

108 N Walkup Avenue, Crystal Lake, IL 60014

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Historic Algonquin Office Building For Sale

$280,000

0.16 Acres

Historic Algonquin Office Building For Sale

Two-unit commercial office building in Algonquin's historic district.

329 Jefferson Street, Algonquin, IL 60102

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$450,000

2,096 SF

Algonquin Office Building For Sale

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

2200-2230 Huntington Dr N, Algonquin, IL

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$309,000

Iconic Woodstock Square Corner Property

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

101 E Van Buren Street, Woodstock, IL 60098

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$499,000

2,288 SF

Vintage Office Building Near Metra

Two-story office building near Metra station available for lease.

108 N Walkup Ave, Crystal Lake, IL

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$689,000

8,280 SF

Multi-Tenant Office Building For Sale

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

10 W Main Street, Cary, IL 60013

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Contact for pricing

Multi-Tenant Medical Office Building

94% leased medical office building with value-add opportunities.

1301 Pyott Rd |, Lake In The Hills, IL 60156

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$550,000

3,100 SF

Freestanding Building Near Routes 14/47

3100 SF all-brick building suitable for various business uses.

1745 S Eastwood Drive, Woodstock, IL 60098

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$2,400,000

20,000 SF

McHenry Office Building For Sale

20,000 SF office building for sale or lease.

4209 W Shamrock Ln, Mchenry, IL

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$299,900

3,633 SF

Converted Office Building For Sale

3,633 SF office building with highway frontage.

320 S State St, Marengo, IL

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$231,000

1,320 SF

Freestanding Brick Commercial Building

Freestanding brick commercial building with a five-year lease.

10 Virginia Rd, Crystal Lake, IL

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$250,000

0.35 Acres

Wonder Lake Commercial Block

Commercial block with office building and land for sale.

7314 Hancock Drive, Wonder Lake, IL 60097

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Freestanding Brick Commercial Building For Sale

$231,000

1,320 SF

Freestanding Brick Commercial Building For Sale

Freestanding brick building with lease in place on Virginia Road.

10 S Virginia Rd, Crystal Lake, IL 60014

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$3,000,000

64,473 SF

McHenry Corporate Center Opportunity

Office, medical, flex space available for sale or lease.

1391 Corporate Dr, Mchenry, IL 60050

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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.

OFFICE BUILDING

2,674 SF Lot: 0.39 Acres

Value Estimation by Request

59 Virginia St, Crystal Lake, IL 60014-4125

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OFFICE BUILDING

590 SF

Value Estimation by Request

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

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OFFICE BUILDING

2,479 SF Lot: 0.31 Acres

Value Estimation by Request

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

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OFFICE BUILDING

1,824 SF Lot: 1.47 Acres

Value Estimation by Request

4001 Roberts Rd, Island Lake, IL 60042-8505

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OFFICE BUILDING

1,202 SF

Value Estimation by Request

5415 Bull Vly Rd, Mchenry, IL 60050-7410

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OFFICE BUILDING

2,324 SF Lot: 0.18 Acres

Value Estimation by Request

14 Brink St, Crystal Lake, IL 60014-4302

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Mchenry County, IL Office Buildings Investment Opportunities Market Analysis

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 139,730 square feet of properties for sale, with an estimated market value of $12,759,700.

Sale prices for office properties in Mchenry County, IL start at $231,000, averaging $1,063,308, and reaching up to $3,000,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.