Upscale private boat storage & spacious
60’ x 20’ garages
When you need more storage for your boats but you’re unable to build on your own property, we’re here to help. Xtra Space Lake Mills provides you with buying and renting options for a safe, exclusive space to store your vessels, from sailboats to pontoons!

Your perfect boat storage solution is also a great investment!
The newest concept in personal and commercial boat storage is upscale and exclusive spaces to store your vessels. Xtra Space Lake Mills is revolutionizing boat storage in Jefferson County with our modular, spacious boat condos, perfect for all your boat storage needs, available for purchase or rent!
Reclaim your garage, lawn, or driveway at home with upscale, modular boat storage condos at 730 Jefferson St. in Lake Mills, Wisconsin.
Your perfect boat storage solution is also a great investment!
The newest concept in personal and commercial boat storage is upscale and exclusive spaces to store your vessels. Xtra Space Lake Mills is revolutionizing boat storage in Jefferson County with our modular, spacious boat condos, perfect for all your boat storage needs, available for purchase or rent!
Reclaim your garage, lawn, or driveway at home with upscale, modular boat storage condos at 730 Jefferson St. in Lake Mills, Wisconsin.
Xtra Space Lake Mills
THE BENEFITS OF INVESTING IN & OWNING A STORAGE SPACE FOR YOUR VESSEL
THE BENEFITS OF INVESTING IN & OWNING A STORAGE SPACE FOR YOUR VESSEL
Own a premium boat storage space in a brand-new development! This prime location is conveniently situated between Milwaukee and Madison, offering easy access for residents of both cities. Plus, it’s right on your route to the Northwoods and near beautiful Lake Country. Don’t miss this opportunity!
An investment
opportunity
Ready to own a luxury boat condo? Become a landlord to an investment property business!
FREE UP SPACE
AT HOME
Struggling to find room for your boat at home? Free up some room with Xtra Space Lake Mills.
Your Own Protected
Unit
Store your vessel in your own protected boat storage unit—your rules, your way.
DISCOVER THE ADVANTAGES OF INVESTING IN BOAT STORAGE FROM XTRA SPACE
DISCOVER THE ADVANTAGES OF INVESTING IN BOAT STORAGE FROM XTRA SPACE
Our upscale, spacious boat condominiums and garages provide endless potential for:
- Private and secure storage for your boat and all of your nautical equipment
- Apartment tenants and owners of small homes with no parking space for large vessels
- Seasonal boat storage for sailboats, pontoons, canoes, wake boats, and more
- Secure and exclusive storage solutions in a convenient location
- Property investment to build equity when you buy your boat storage space
…and more. Don’t miss this opportunity to own a conveniently located space that suits your unique boat storage needs.
Xtra Space Lake Mills
The Spaces
The Spaces
Basic units start at $128,750 and include:
- 16’ ceilings for plenty of cubic storage, pallet racking, or mezzanine storage
- Reinforced concrete floors capable of supporting boats, including deck boats, jet boats, fishing boats, catamarans, and more
- 60’ x 20’ or 40’ x 30’ clear-span space
- Combine units to create a larger space for your vessel and all of your nautical gear
- Two 14’ – 12’ (h x w) overhead doors
- 60’ x 20’ or 40’ x 30’ clear-span space
- Combine units to create a larger space for your vessel and all of your nautical gear
- Two 14’ – 12’ (h x w) overhead doors
- 16’ ceilings for plenty of cubic storage, pallet racking, or mezzanine storage
- Reinforced concrete floors capable of supporting boats, including deck boats, jet boats, fishing boats, catamarans, and more
For $183,788, you can own your own top-of-the-line unit with all the bells and whistles.
View available units below:
Renderings
Renderings
How much does it cost?
Calculate Your Investment
1.
Select a Unit Size
Each of our units feature a clear-span space with two 14’ x 12’ (h x w) overhead doors and 16’ ceilings for plenty of cubic storage, pallet racking, or mezzanine storage. The reinforced concrete floor is capable of supporting boats, including deck boats, jet boats, fishing boats, catamarans, and more. Xtra Space Lake Mills will handle all of your boat storage needs.
2.
Explore our packages
These units are constructed with top-of-the-line materials and wood-framed for extra stability, sold as uninsulated cold storage.
Total Investment
$0
100% NO RISK: YOU’LL-LOOK-BRILLIANT-OR-WE’LL-BUY-IT-BACK-FROM-YOU GUARANTEE
100% NO RISK, YOU’LL-LOOK-BRILLIANT-OR-WE’LL-BUY-IT-BACK-FROM-YOU GUARANTEE
If you have any regrets in the first year of ownership, we’ll buy it back from you at the same price you paid.
We offer this guarantee because we know the people around you will look upon you with admiration, thanks to your incredibly wise decision to invest in your own boat storage unit.
UPGRADE YOUR XTRA boat STORAGE SPACE
UPGRADE YOUR XTRA boat STORAGE SPACE
Available upgrades:
- Insulated with independent heat and air conditioning; top-of-the-line insulation makes temperature controlling your boats very inexpensive
- Finished interiors: drywall or metal
- Mezzanine storage
- Lighting and electrical options

READY TO INVEST IN AN UPSCALE boat STORAGE CONDO?
READY TO INVEST IN AN UPSCALE boat STORAGE CONDO?
Seize this exclusive opportunity to own a conveniently located, spacious boat garage or condo in Lake Mills. Midway between Madison and Milwaukee, situated near Lake Country towns such as Delafield, Oconomowoc, Hartland, and Pewaukee and on the way to Northwoods destinations like Merrill, Wausau, Tomahawk, and Minocqua, this location in a new development is perfect for your boat storage needs.
These units are constructed with top-of-the-line materials and are wood-framed for extra stability, sold as uninsulated cold storage.
Our base units are modular, meaning they can be combined into 40’ x 60’ or 80’ x 60’ spaces to fit boats in a wide array of sizes. Each unit is a clear-span space with two 14’ – 12’ (h x w) overhead doors with 16’ ceilings for plenty of cubic storage, pallet racking, or mezzanine storage. The reinforced concrete floor is capable of supporting heavy boats, like ski boats, airboats, yachts, and more. Xtra Space Lake Mills will handle all of your boat storage needs.
Get in Touch
Get in Touch
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