12×40 PORTABLE GARAGES IN MISSOURI AND ARKANSAS

At The Backyard And Beyond, we believe everyone deserves extra garage space without breaking the bank. Our high-quality portable garages offer a budget-friendly solution, giving you the room you need with unbeatable durability. Built with robust materials to stand the test of time, our garages are designed for longevity and easy setup. Whether you need extra storage or a new workspace, our Portable Garages can enhance your property and maximize your space. Discover how we can help you create more room in your backyard today!

12×40 PORTABLE GARAGE ROOF STYLES

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12×40 GAMBREL ROOF GARAGE

At The Backyard And Beyond, we take pride in crafting Lofted Garages with a distinctive gambrel-style roof, reminiscent of classic barn architecture. These garages offer not only a secure space for your vehicle but also ample room for a workshop or additional storage. The gambrel roof design provides extra overhead space, ensuring you can make the most of every inch. Whether you’re looking for more storage or a place to pursue your hobbies, our Lofted Garages are the perfect solution. Upgrade your property today with a garage that combines style, function, and extra capacity!

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12×40 GABLE ROOF GARAGE

Our Standard Garage features a classic gable roof design, offering a practical and efficient solution for storing vehicles, ATVs, garden equipment, and machinery. With the option to add a loft, this garage provides even more storage capacity, helping you keep your items organized and accessible. Built for both functionality and long-lasting durability, the Standard Garage is the perfect choice for maximizing your property’s potential. Whether you need extra space for storage or a new workspace, this garage meets all your needs with ease and style!

DESIGN A 12 x 40 GARAGE

Our easy-to-use 3D Builder tool is available at no cost, allowing you to visualize and create the ideal building for your needs. Whether you have a clear vision or are just starting to explore designs, the 3D Builder makes it effortless to bring your project to life.

Customize every detail, from doors and windows to ramps, roof styles, siding, and trim colors. Want to learn how? Watch the video above for a quick tutorial on how to get started. Once you’ve crafted your perfect garage, submit your design for a Free Quote—with absolutely no obligation to buy!

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12×40 PORTABLE GARAGE SIDING

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12 x 40 METAL GARAGES

All of our prefab garages come equipped with a tough, long-lasting metal panel roof for superior protection. Our metal garages also feature the same high-quality metal siding, backed by a 40-year manufacturer’s guarantee. These rugged metal panels enhance the strength and durability of our already sturdy structures. If you’re looking for a garage designed to withstand the test of time, our 12×40 Metal Garages are the perfect choice for reliable, long-term storage and protection!

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12 x 40 WOOD GARAGES

If you prefer the charm of a natural wood aesthetic, our Wood Garages are the perfect option. Featuring LP SmartSide siding, a durable and rot-resistant wood product, these garages are built to last. With over 15 color options, you have the flexibility to design a garage that suits your style. Plus, if your preferences change, you can easily repaint the siding to match your evolving taste, making it a versatile and timeless addition to your property!

12×40 GARAGE UTILITY OPTIONS

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12 x 40 GARAGE INSULATION

Looking for a more comfortable, climate-controlled environment? Insulating your building can help regulate temperatures, keeping it cooler in the summer and easier to heat in the winter. We offer a variety of insulation options to suit your needs, including R-13 fiberglass insulation, closed-cell spray foam, and Low-E insulation. Visit our Additional Options page to explore these choices and find the perfect insulation solution for your building!

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12 x 40 GARAGE ELECTRICAL

Need lighting and a few electrical outlets? Our electrical package offers a variety of practical solutions to power your prefab garage. With installed lights, you can work anytime—no need to rely on daylight to get things done. The added outlets make it easy to operate electric tools, charge batteries, and keep your devices running smoothly. Adding an electrical package to your new garage is a smart upgrade that adds both convenience and functionality!

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12 x 40 GARAGE PLUMBING

Our garage plumbing package brings the convenience of a bathroom to your detached garage. Whether you’re running a business or tackling long projects, having plumbing on-site makes your workday more comfortable and efficient. To learn more, visit our Additional Options page and see how adding plumbing can elevate your garage experience!

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Double Layer Flooring

If you’re planning to store heavy equipment in your prefab garage, upgrading to our double layer flooring is a smart move. This reinforced flooring enhances strength and durability, making it ideal for supporting heavy loads—whether you’re working on vehicle repairs or storing large yard equipment. Visit our Additional Options page to learn more about how double layer flooring can boost your garage’s functionality and durability!

12x40 prefab garages with door and window options

Door & Window Options

All of our backyard garages come standard with a garage roll-door for easy vehicle and equipment access, along with a man-door for convenient everyday entry. The roll-door provides ample space for moving items in and out with ease. For larger garage designs, you can further enhance convenience by adding an extra roll-door. You can also improve accessibility and brighten your space by including additional man-doors or windows. Visit our Additional Options page to explore the full range of door and window choices!

OTHER 12×40 GARAGE ADDONS & ACCESSORIES

12x40 prefab garages with ramps for entrance

12 x 40 GARAGE RAMPS

If your garage entrance is elevated, our ramps provide smooth, easy access for driving in and out. Choose from two options—Aluminum or Wooden—both available in 6′ and 9′ widths to accommodate a variety of needs. Select the ramp that best complements your garage setup and makes access hassle-free. For pricing details, visit our Additional Options page.

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Additional Loft Space

You can never have too much storage! Enhance your one-car garage by adding extra loft space for even more storage options. This loft is perfect for stowing garden tools, mechanical equipment, or household items, helping you make the most of your portable garage. Visit our Additional Options page to learn how adding loft space can significantly boost your garage’s functionality!

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12 x 40 GARAGE WORKBENCHES & SHELVING

Enhance the functionality of your detached garage by adding a durable workbench or shelving. Our workbenches provide the ideal space for projects like mechanics or woodworking, while shelving helps you maximize vertical storage, keeping your garage organized and efficient. Visit our Additional Options page for more details and discover how these additions can take your garage setup to the next level!

360 Interior View Of Portable Garage

Looking to increase your vehicle or storage space? Discover a dependable solution with our Standard Garages at Backyard & Beyond. We offer a range of options tailored to meet your specific needs. With our innovative 3D Builder tool, you can customize every detail—from colors and materials to window and door placement. Start designing the perfect garage for your property today with our easy-to-use tool!

All Portable Garage Sizes

Shop Other Building TYpes BY Size

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Shop Sheds By Size

Create a backyard space for relaxing and hosting for you family, neighbors, and friends!

12x20 cabin shed

Shop Cabins By Size

Vacation spot or home office, our prefab cabins will create a cozy, usable spot for you to use!

12 x 40 GARAGE QUESTIONS

Q. WHAT CAN FIT IN A 12×40 GARAGE?

A. A regular-size car can easily fit inside a 12×40 garage. For larger vehicles, consider one of our larger sizes.

Q. WHAT SIZE GARAGE DOOR CAN A 12×40 GARAGE COME WITH?

A. Our 12×40 Garages come with a 9′ x 7′ Rollup door as part of the garage package.

Q. Is there more information about buying a garage?

A. Browse our educational content on our blog, including our article about “CHOOSING A 12×20 PORTABLE GARAGES IN MISSOURI” or “ULTIMATE GUIDE FOR 10×12 SHEDS“.

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FINANCING OPTIONS

Everyone should be able to afford quality; this is why we offer the Rent-to-Own option on our cabins, garages, sheds, animal structures, and greenhouses.