Fort Atkinson, WI Flex space for sale

Updated: Jul 31, 2025

Renovated Flex Office Suites

1233 Janesville Avenue, Fort Atkinson, WI 53538

Contact for pricing

12,000 sqft

Now available for lease: two flexible 12,000 +/- SF suites in BASE’s newly renovated headquarters at 1233 Janesville Ave, Fort Atkinson
Finished, plug‑and‑play lower level with functional layout and two restrooms for immediate occupancy
Sun‑filled upper level with a versatile layout for open office, collaboration zones, classrooms, studios, or other creative uses
Passenger elevator plus internal sprinkler system; forced air heating and central air
3‑phase electric (440+ volt) and included utilities

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Based on your search, we've compiled 9 Potential Opportunities for your consideration. Besides 1 Active listings in Fort Atkinson, WI, we suggest exploring several alternatives: 4 properties in Nearby Cities, plus 4 Land Listings that present a potential for development.

Opportunities in Nearby Cities

Here are 4 Similar properties we found in Nearby Locations for your consideration.

NNN-Leased Flex Building

1007 Jerome, Janesville, WI 53546

$633,600

4,000 sqft

Freestanding, NNN-leased flex building with heated/cooled garage bay and finished office quarters.

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Modern Insulated Flex Warehouse Unit

505 W Fulton Street, Edgerton, WI 53534

$129,000

11,900 sqft

Newer insulated flex warehouse unit with reinforced floors and two overhead doors, built in 2022.

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Modern Flex Space Unit

E-505 W Fulton St, Edgerton, WI 53534

$129,000

2,275 sqft

A 2022-built, fully finished, heated unit with insulated overhead doors and reinforced concrete floors for commercial use.

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Two-Building Industrial Distribution Facility

1205 & 1227 Barberry Dr, Janesville, WI 53545

Contact for pricing

45,475 sqft

Two connected industrial buildings include an office, multiple dock doors, and 22-foot clear height warehouse space.

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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.

Multi-Use Development Land Parcel

1 Reighmoor Road, Omro, WI 54963

$322,140

20.14 AC lot

A large development parcel with options for residential lots, storage units, or light-commercial flex space.

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Dubuque Light Industrial Land

10 S Main Street, Dubuque, IA 52001

$94,259

Light industrial land available near major highways in Dubuque, Iowa.

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Commercial Land on Highway 52/61/151

Digital Drive, Dubuque, IA 52003

$520,800

4.34 AC lot

4.34 acre commercial land with frontage on Highway 52/61/151.

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Planned Industrial Land For Sale

Digital Drive, Dubuque, IA 52003

$301,200

2.51 AC lot

2.51 acre planned industrial land with highway frontage.

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Fort Atkinson, WI Flex Space for Sale

1233 Janesville Avenue, Fort Atkinson, WI 53538