Rock County, WI Commercial Property for Sale (37 Real Estate Listings)

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401 E Conde Street, Janesville

$2,400,000

↓ $100,000

401 E Conde Street, Janesville

3 Acres 30,000 SqFt Commercial MLS® # 2004822

Premier 30,000 sq ft industrial building on 3 acres in Janesvilleâs South Side, within an Opportunity Zone. Features 7,406 sq ft of upscale office/lab space and a 22,594 sq ft warehouse with...

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Active
11802 N Charley Bluff Road, Milton

$1,600,000

11802 N Charley Bluff Road, Milton

2 Acres 5,987 SqFt Commercial MLS® # 2023374

Turnkey and thriving supper club opportunity on the shores of Lake Koshkonong, featuring 280 feet of prime lake frontage and unforgettable sunset views. A beloved destination known for its l...

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Active
2540 Dewey Avenue, Beloit

$1,500,000

2540 Dewey Avenue, Beloit

3 Acres 15,036 SqFt Commercial MLS® # 2024187

Great investment or owner-user opportunity in the Town of Beloit. This highly versatile property spans 3.28 acres across four parcels sits on a fenced and gated corner lot just a quarter-mil...

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Active
2640 Milton Avenue, Janesville

$1,350,000

2640 Milton Avenue, Janesville

1 Acres 4,660 SqFt Commercial MLS® # 2028382

Rare opportunity to own a 1.28-acre property with frontage on and access on 2 main commercial arteries in the Milton Avenue Business Corridor. This offering includes two separate parcels an...

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Active
1125 E Cranston Road, Beloit

$1,200,000

↓ $50,000

1125 E Cranston Road, Beloit

3 Acres 7,880 SqFt Commercial MLS® # 2007631

Prime commercial opportunity on busy Cranston Road in Beloit, WI! This expansive property offers over 7,800 sq. ft. of versatile space with approximately 700 feet of street frontage, ensurin...

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Active
2640 Milton Avenue, Janesville

$975,000

2640 Milton Avenue, Janesville

1 Acres 4,660 SqFt Commercial MLS® # 2028377

Rare opportunity for a prime location in the Milton Avenue Business Corridor. B4 Zoning for endless opportunities. Commercial building and .5-acre site. Adjoining .7-acre vacant parcel also ...

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Active
404 N Parker Drive, Janesville

$924,900

↓ $25,100

404 N Parker Drive, Janesville

0 Acres 2,753 SqFt Commercial MLS® # 2016676

Prime opportunity to acquire a long-standing fuel and convenience store at 404 N Parker Dr, positioned on a signalized hard corner with strong daily traffic counts in Janesville. Operating s...

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Pending
2820-2834 S Bartells Drive, Beloit

$765,000

↓ $85,000

2820-2834 S Bartells Drive, Beloit

1 Acres 15,000 SqFt Commercial MLS® # 2015331

Rare investment opportunity to own a unique eight unit industrial building located in an established industrial park with quick access to major roads. Fully rented with long term tenants, th...

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Active
16-18 Front Street, Milton

$749,900

16-18 Front Street, Milton

0 Acres 3,040 SqFt Commercial MLS® # 2024638

Rare opportunity to own a well-established commercial property & TWO successful businesses in one of Milton's business districts. This turnkey investment includes the real estate, a thriving...

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Active
534 Chicago Street, Milton

$700,000

534 Chicago Street, Milton

1 Acres 2,880 SqFt Commercial MLS® # 2032103

This unique package combines a 1.45-acre commercial parcel with a 40' x 72' pole building, conveniently located near the Business Park District, together with the adjacent residential proper...

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Active
316 East St, Clinton

$675,000

316 East St, Clinton

2 Acres 60,000 SqFt Commercial MLS® # 1954585

Unique opportunity to own the old school building in the village of Clinton. This building was erected in 1940 on a lot size of over 2 acres. The property is currently zoned residential and ...

Ryan G. Simons Company, Inc.Logo

Active
1150 E Inman Parkway, Beloit

$649,900

↓ $49,100

1150 E Inman Parkway, Beloit

1 Acres 10,496 SqFt Commercial MLS® # 2009806

What a great commercial opportunity to own a corner lot with multiple buildings and revenue options. Currenty a ceramics store and wholesaler. Storefront Sales and Office building with Stor...

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Active
1405 Cranston Rd, Beloit

$635,000

1405 Cranston Rd, Beloit

1 Acres 4,420 SqFt Commercial MLS® # 1975285

Incredible opportunity to acquire a fully built-out 80' express tunnel car wash with major upside due to absentee ownership. Over $1.36M invested, including approximately $788K in constructi...

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Active
2442 W County Road Q -, Beloit

$525,000

↓ $25,000

2442 W County Road Q -, Beloit

10 Acres 50,000 SqFt Commercial MLS® # 1974024

Property is a Foreclosure that is being sold in an, ''As Is'' condition. Previously part of Turner School District. Brick/Stone building with Admin Offices, 19 Classrooms, Library, Lunchroom...

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Pending
2200 W Memorial Drive, Janesville

$469,000

↓ $30,900

2200 W Memorial Drive, Janesville

1 Acres 3,862 SqFt Commercial MLS® # 2030817

Set on approximately 1.3 acres of landscaped grounds with mature trees, and a sweeping curved drive, the property offers a rare combination of history, character and privacy. Currently opera...

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Active
246 W Grand Ave, Beloit

$450,000

246 W Grand Ave, Beloit

1 Acres 11,714 SqFt Commercial MLS® # 1974008

Commercial building currently occupied by Boxing Club. This is a Foreclosure, that is being sold in an As Is condition. Located next to Field Park. Buyer to due their own Due diligence for u...

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Active
New
340 N Franklin Street, Janesville

$395,000

340 N Franklin Street, Janesville

2 Acres 75,000 SqFt Commercial MLS® # 2032090

For investors searching for a 75,000 sq ft warehouse in Janesville, this property combines significant building area, dedicated parking, and a downtown location. The vacant status gives a ne...

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Active
311 Parkview Drive, Milton

$380,000

↓ $10,000

311 Parkview Drive, Milton

0 Acres 2,300 SqFt Commercial MLS® # 2032519

This is your chance to own a very well-maintained property in the downtown Milton area. Right in the heart of downtown Milton, with two great rental units, this property is sure to be a stro...

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Rock County, WI Real Estate Statistics

Average Price $367K
Lowest Price $1
Highest Price $6M
Total Listings 800
Avg. Days On Market 132
Avg. Price/SQFT $200

Property Types (active listings)


As of September 20, 2026 there are 37 active Rock County, WI commercial real estate listings for sale with an average listing price of $541,856. The highest-priced commercial property listing is $2,400,000, while the lowest priced commercial property can be purchased for $4,000. Rock County, WI Commercial properties for sale have an average price of $100 per square foot, based on commercial listings with an average of bedrooms, bathrooms, and 12,374 square feet of living space.

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