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20-year warranty on 12-gauge orders

Get your custom garage at our factory direct prices with free delivery and installation!

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free delivery and installation!

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Metal RV Garages

Red vertical metal RV garage with large open roll-up door and side entry door, featuring a white camper stored inside on a concrete slab, ideal for motorhome storage and weather protection.

Our metal RV garages are custom-made in the USA and ordered at factory-direct prices, with free delivery and installation, plus only a small deposit required.

Get a Custom Metal Building at Unbeatable Factory-Direct Prices

Instant Online Pricing

Exact price online for metal buildings—no calls, no forms.

Free Delivery & Installation

We deliver and install at no extra cost in our service areas.

Certified Quality

U.S.-made steel, 1-year workmanship warranty.

100,000 Satisfied Customers

23+ Years of Factory Direct Prices

Popular Metal RV Garage Sizes

The size of the garage you need depends on the class size of your RV or motorhome. If you have antennas or A/C units on the top of your RV, you may need to increase your garage door height.

Comparing popular metal RV garage sizes

RV ClassGarage Door HeightMinimum Garage Size
Class A14 ft.18 ft. x 50 ft. x 16 ft.
Class B12 ft.20 ft. x 24 ft. x 14 ft.
Class B+12 ft.12 ft. x 25 ft. x 14 ft.
Class C14 ft.26 ft. x 48 ft. x 16 ft.
Super C14 ft.24 ft. x 48 ft. x 16 ft.

Easily Calculate Your Roof’s Height and Clearance

Select your carport or garage preferences and find the perfect fit for your space.

Select Your Building Type
Select Your Garage Roof Style
Choose Your Roof Pitch
Choose Frame Width
Choose Leg Height
Center Clearance
7′ 7″
Peak Height
8′ 2″
  • A

    Side Leg Height

    From ground to start of roof.

  • B

    Center Clearance

    Leg Height + Center Brace Clearance.

  • C

    Peak Height

    Leg height + peak height

Learn more about height clearance and building heights on our Height Clearance Calculator page.

RV-Ready Garage Considerations

A true RV garage needs more room than a standard carport or storage building. Height, width, and garage door clearance are the big factors to check before you order, especially if your motorhome has roof add-ons like A/C units, solar panels, or antennas.

Key features to look for when configuring a metal garage for RV storage:

  • Typical height range: 12–14 ft high
  • Interior footprint:
    • Small camper: 20–30 ft long
    • Mid-size recreational vehicle: 30–40 ft long
    • Large Class A: 45–50 ft long+
  • Width range: Usually 18–30+ ft to allow room to walk around the RV once parked
  • Roll-up or sectional door: Wide enough for mirrors and safe entry; often 10–12 ft wide, larger doors available
  • Framing: Standard steel framing, with upgrades available for heavy wind or snow regions
  • Roof style: Vertical roof recommended for faster runoff in snow and rain
  • Enclosure choice: Fully enclosed for security and weather protection; side or end openings optional if preferred
  • Access options: Add walk-in doors and windows for easier entry and ventilation
  • Expansion space: Many owners add extra length or a lean-to for tools, outdoor equipment, a golf cart, or a second vehicle
  • Moisture and comfort: Insulation, vents, or windows help reduce condensation and keep stored RVs in better condition
  • Engineering: Where required, certified buildings can be ordered to meet local wind/snow requirements

Protect your motorhome. Alan’s Factory Outlet helps you design a building that fits your RV. Our metal RV garages (also called motorhome garages or camper storage buildings) are built to match your needs with quality that ensures safety.

Black vertical metal RV garage with large roll-up door and concrete slab foundation, housing a white motorhome inside for secure weather-resistant RV storage.

Ready to design your perfect building? Use our 3D Carport & Metal Garage Builder to choose your colors, customize features, and see your structure come to life before you order.

Customize Your Own Metal Garage or Carport With Our 3D Builder

Easily design, price, and buy online — plus get free delivery and installation!

  • Select a size to meet your needs
  • Choose roof, side, and trim colors
  • Add garage doors, windows, and walk-in doors
Customize Your Own

A Guided Tour Inside Your RV Garage

Here’s a quick look inside the high-quality metal RV garage you’ll get from Alan’s Factory Outlet.


Sturdy Steel Framing

Sturdy steel framing features include:

  • Premium steel studs
  • 14-gauge framing for general use
  • 12-gauge framing for added strength
  • Steel trusses for wide spans
Interior of a prefabricated metal garage featuring exposed galvanized steel trusses, vertical metal wall panels, a roll-up garage door, and a small window for natural light.

Durable Roofing

Durable roofing options include:

  • 29-gauge steel panels for mild climates
  • 26-gauge steel panels for snow, harsh weather, and long-term durability
Blue metal storage shed with horizontal lap siding, black ribbed metal roof, white trim, and side window, set in a wooded backyard for durable outdoor storage.

Classy Siding

The siding of your building will be crafted from steel panels with the same gauge as the roofing.

Horizontal Lap Siding Garage

Choose between horizontal and vertical siding based on your preferred style, as shown here.

Vertical Siding Garage

Garage Doors, Walk-In Doors, and Windows

We have a variety of roll-up garage doors available from 6’x6′ up to 16’x16′ in size. Chain hoists are also available for purchase.

Large white metal RV garage with vertical siding, black trim, and roll-up door, positioned on a spacious rural property with a motorhome parked beside it for secure RV storage.

For easy entry, we offer two styles of walk-in doors: one with a window and one without. We also have two different window styles available.

Beige metal garage with horizontal steel siding, white trim, roll-up garage door, entry door, and double side windows, installed on a gravel base in a landscaped backyard setting.

Insulation

When customizing your building, choose from three insulation options:

  • Woven R17 insulation. Effectively reduces condensation buildup. This insulation controls hot and cold temperatures with an R-value of 17, suitable for more demanding temperature environments.
  • No insulation. Choose this if you aren’t concerned about condensation buildup or temperature control.
  • Double Bubble insulation. Helps reduce condensation buildup. This insulation only has an R-value of 1, which is ideal for minimal insulation needs.
Garage Insulation

Color Options

Choose between a wide selection of colors for your roof, trim, and siding. For a more classy look, consider our two-tone (wainscot) option, which features a different color on the lower portion of your building.

Metal garage kit color options chart showing available steel panel colors including King Blue, Red, Burgundy, Clay, White, Tan, Black, Gray, Slate Blue, Sandstone, Barn Red, Beige, Evergreen, Galvalume, Q Gray, and Brown for custom metal buildings.

Concrete Slab Size and Cost

Foundation installation

Most metal buildings require a concrete slab foundation. Unfortunately, we aren’t able to install the foundation. You’ll need to prepare this before your building can be scheduled for installation. Your local planning or building department can provide specific foundation requirements for metal buildings in your area.

Slab sizing

Typically, your slab should be slightly larger than the metal building. Use our online concrete pad size calculator to determine the correct slab size for your location. If local regulations require an additional ledge, it can be sloped or lowered to prevent water from pooling next to your building’s base rail.

Sloped Ledge
Lowered Ledge

Cost Estimates:

In most areas, the cost to pour a concrete slab starts at approximately $8 per square foot for small metal buildings. For larger structures, the cost ranges from $4 to $10 per square foot. Consider pouring the foundation yourself to save money. Concrete is relatively inexpensive, and DIY can significantly reduce costs.

Metal RV Garage Pricing Calculator

Select Your Building Type
Select Your Roof Style
Choose Frame Size

Price may vary based on doors, windows, height, and other add-ons.


Get Free Delivery and Installation Across 21 States

When ordering your new home garage, prices can vary depending on building type, roof style, sidewall height, and any custom options you select. At Alan’s Factory Outlet, our metal building prices start at just $8.20 per sq ft.

Our factory-direct prices give you excellent value on steel buildings built with premium materials. Alan’s handles every step: Your order comes with free delivery and professional installation from experienced installers, so your new home garage is ready to use the moment you get it.

Don’t forget to check your state’s local requirements, including snow loads and other building codes, before completing your order. This helps ensure your garage meets industry standards, performs reliably for years, and fits your floor plan.

Looking for metal RV garages near you? Alan’s delivers steel structures to 21 states.


RV Cover vs. RV Garage vs. Paid Storage Lot

There are several ways to keep your RV safe. Some protect better, some save money, and one gives you both. 

Common choices for motorhome storage and security:

  • Fabric RV covers. Lightweight and portable, but they can tear, blow off in high winds, and don’t fully protect against pests or extreme weather.
  • RV garages/motorhome garages. Steel structures built to fit your vehicle, offering full coverage from sun, rain, snow, and animals. Unlike fabric covers, a metal RV garage provides durability, security, and peace of mind for long-term storage.
  • Paid storage units. Convenient for urban areas, but monthly fees add up quickly (as high as $250+ per month). Over time, investing in a metal garage or camper storage building can save thousands compared with renting space.

With an RV garage from Alan’s Factory Outlet, you get the perfect building for your vehicle right at your property, which protects your investment and can double as extra storage for tools, ATVs, or outdoor gear. No recurring rental fees to worry about.

For those not ready for a full garage, we also offer Metal RV Carports, roof-only structures that provide reliable protection from sun, rain, and debris while keeping costs lower.

Tailored RV Garage, Your Way

Have a specific layout in mind? Our 3D RV Garage Builder makes it simple to create a custom floor plan that exactly fits your camper, RV, or more (3-car garage options available). Choose your building size, roof style, sidewall height, and add features like roll-up doors, walk-in doors, bays for your tools or extra vehicle, or even extra living space.

Whether you want a fully enclosed detached garage or a simpler RV carport, this tool helps you design the right metal structure for your needs. Build, customize, and schedule your new home garage today with Alan’s Factory Outlet.

FAQs About Metal RV Garages

For the best protection, we recommend:

  • 12-gauge tubing for a stronger, more durable frame
  • 26-gauge roof sheeting to withstand the elements
  • Woven R-17 insulation to control temperature and moisture

These will keep your RV safe and in great shape!

The cost of an RV garage will depend on size, style, and features. For example, an 18×35 RV garage with 14′ sides and a 12×12 door will be under $10,000. If you want something more budget-friendly, a similar-sized RV carport is half the price.

It depends on your RV’s width and height, especially if it has rooftop A/C units or antennas. Leave extra overhead clearance so you don’t hit anything when you park!

Absolutely! An RV garage will protect your vehicle from the weather and add $10,000 to $20,000 to your home’s value. It’s a smart investment that gives you peace of mind and keeps your RV in great shape for years to come.

Do you have a general question?

Get quick answers to common questions in our Help Center, an extensive knowledge base available 24/7.

Visit Our Help Center

Do you need something specific?

Call Us:

1-800-488-6903 Contact Us

Customize Your Own Metal Garage or Carport With Our 3D Builder

Easily design, price, and buy online — plus get free delivery and installation!

  • Select a size to meet your needs
  • Choose roof, side, and trim colors
  • Add garage doors, windows, and walk-in doors
Customize Now
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Your Zip Code helps us provide the exact price for your location as construction specs vary depending on code requirements for each state.

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