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Wisconsin

Building

Winnebago County, WI Office Buildings for Sale

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Milwaukee, WI Madison, WI Green Bay, WI Fond Du Lac, WI Appleton, WI Oshkosh, WI Wisconsin Rapids, WI Kenosha, WI

10 properties

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Flex Office and Industrial Building

Updated: Jun 29

Flex Office and Industrial Building

3114 Medalist Drive, Oshkosh, WI 54902

$3,000,000

20,000 sqft

Commercial building with over 20,000 SF divided into 6 functional sections
Reception area leading to office space and cubicle area
Executive‑style left‑side layout with 4 large offices, break room, separate shower room, and men’s/women’s bathrooms
Right side includes 16 office spaces plus 2 large conference rooms (removable wall allows combining into one)
Multiple work/lab areas including 4 large work/lab spaces and a dedicated cubicle workspace

Historic Post Office Building

Updated: Mar 24

Historic Post Office Building

219 WASHINGTON AVENUE, Oshkosh, WI 54901

$995,000

31,380 sqft

31,000+ SF former Post Office with room to create apartments, offices, or a retail center
Elevator plus full basement
Cork floors and stone exterior
Central Air with Gas cooling
Large parking lot

Oshkosh Commercial/Industrial Property For Sale

Oshkosh Commercial/Industrial Property For Sale

2490 Enterprise Dr, Oshkosh, WI 54904

Contact for pricing

4,150 sqft

Commercial/industrial property in Oshkosh's Enterprise Drive business corridor.

Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center

Leased Office Building

Leased Office Building

2490 Enterprise Dr, Oshkosh, WI 54904

Contact for pricing

4,150 sqft

Office building with a new 2026 15-year lease with GSA and ample onsite parking.

Menasha Redevelopment Opportunity on Main

Menasha Redevelopment Opportunity on Main

140 Main St, Menasha, WI

Contact for pricing

16,632 sqft 0.28 AC lot

Three-story building in downtown Menasha with redevelopment potential.

Oshkosh Mixed-Use Building For Sale

Oshkosh Mixed-Use Building For Sale

424 WASHINGTON AVE, Oshkosh, WI 54901

Contact for pricing

23,040 sqft

Three-story, handicap-accessible building near downtown Oshkosh with flexible space.

Remodeled Office Building For Sale

Remodeled Office Building For Sale

1416 S Commercial Street, Neenah, WI 54956

Contact for pricing

8,420 sqft 0.85 AC lot

Completely remodeled office building with 30+ offices, priced to move.

Former Bank Building For Sale

Former Bank Building For Sale

2415 Augustine Rd, Neenah, WI

Contact for pricing

1,998 sqft 1.00 AC lot

1,998 SF former bank building across from Kimberly-Clark West.

Office/Retail Building with Drive-Thru

Office/Retail Building with Drive-Thru

444 N Sawyer St, Oshkosh, WI 54902

Contact for pricing

Flexible open-space layout includes a drive-thru on the east side and convenient access via two entry/exit points.

Neenah Office Building For Sale

Neenah Office Building For Sale

1451 McMahon Dr, Neenah, WI 54956

Contact for pricing

61,071 sqft

Office building with 61071 square feet available for purchase.

Based on your search, we've compiled 76 Potential Opportunities for your consideration. Besides 10 Active listings in Winnebago County, WI, we suggest exploring several alternatives: similar 62 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.

Oshkosh Land For Sale

Oshkosh Land For Sale

2431 Enterprise Drive, Oshkosh, WI 54904

$350,000

5.00 AC lot

5 acres in SW Business Park, potential for various uses.

Office Zoning Land Parcel

Office Zoning Land Parcel

1395 LYNN Avenue, Fond Du Lac, WI 54935

$653,400

5.94 AC lot

Nearly 6-acre commercial land parcel with O-Office zoning off Highway 23 near Aurora Medical Clinic.

Office-District Commercial Land Parcel

Office-District Commercial Land Parcel

1363 LYNN Avenue, Fond Du Lac, WI 54935

$310,500

2.07 AC lot

2.07-acre commercial land parcel off Highway 23 with O-Office District zoning allowing a range of use types.

Office-Zoned Development Land

Office-Zoned Development Land

WISCONSIN AMERICAN Drive, Fond Du Lac, WI 54935

$796,500

3.54 AC lot

3.54-acre parcel zoned O - Office District and located off Highway 23 near Aurora Medical Clinic.

Off-Market Properties in Winnebago County, WI

Consider similar Off-Market properties in Winnebago County, WI. 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.

2295 20th Ave

OFFICE BUILDING

2295 20th Ave, Oshkosh, WI 54904-8243

$525,000

Estimated value

3,876 sqft 1.20 AC lot

511 Murdock Ave

OFFICE BUILDING

511 Murdock Ave, Oshkosh, WI 54901-2213

Value Estimation by Request

1,996 sqft 0.16 AC lot

1429 Oregon St

OFFICE BUILDING

1429 Oregon St, Oshkosh, WI 54902-6531

Value Estimation by Request

3,916 sqft 0.17 AC lot

OFFICE BUILDING

208 State St, Oshkosh, WI 54901-4835

Value Estimation by Request

8,960 sqft 0.15 AC lot

344 Chute St

OFFICE BUILDING

344 Chute St, Menasha, WI 54952-3047

Value Estimation by Request

1,955 sqft 0.18 AC lot

338 Pearl Ave

OFFICE BUILDING

338 Pearl Ave, Oshkosh, WI 54901-4738

$630,000

Estimated value

5,151 sqft 0.77 AC lot

353 6th St

OFFICE BUILDING

353 6th St, Menasha, WI 54952-2701

Value Estimation by Request

1,368 sqft 1.17 AC lot

204 Church Ave

OFFICE BUILDING

204 Church Ave, Oshkosh, WI 54901-4748

Value Estimation by Request

2,296 sqft 0.11 AC lot

1650 Main St

OFFICE BUILDING

1650 Main St, Oshkosh, WI 54902-6914

Value Estimation by Request

1,993 sqft 1.67 AC lot

2065 Washburn St

OFFICE BUILDING

2065 Washburn St, Oshkosh, WI 54904-8946

$555,000

Estimated value

4,000 sqft 0.91 AC lot

210 Main St, Unit 200

OFFICE BUILDING

210 Main St, Oshkosh, WI 54901-4803

Unit 200

Value Estimation by Request

7,322 sqft 0.10 AC lot

210 Main St, Unit B50

OFFICE BUILDING

210 Main St, Oshkosh, WI 54901-4803

Unit B50

Value Estimation by Request

2,448 sqft 0.03 AC lot

600 Main St Ste, Unit 301

OFFICE BUILDING

600 Main St Ste, Oshkosh, WI 54902-6074

Unit 301

Value Estimation by Request

4,856 sqft 0.09 AC lot

141 Sawyer St

OFFICE BUILDING

141 Sawyer St, Oshkosh, WI 54902-5674

Value Estimation by Request

3,400 sqft 0.38 AC lot

Winnebago County, WI Office Buildings Market Trends and Statistics

Explore 72 office buildings for sale in Winnebago County, WI, showcased through 10 active listings on our real estate platform. These investment opportunities span a total of 170,841 square feet of properties for sale, with an estimated market value of $3,995,000.

Sale prices for office properties in Winnebago County, WI start at $995,000, averaging $1,997,500, 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.

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