Metal Workshops
30x40 Premium Steel Garage
SKU: GB1660
Starting at
$17,385*
Delivered & installed — final price varies by location.
*Accessories shown are not included in the base price
30' × 40' × 12'
1,200 sq ft · Vertical Roof
Check Your Area
Delivery, certifications & load requirements
The 30x40 Premium Steel Garage is designed to deliver maximum space, strength, and everyday functionality. With 1,200 sq ft of interior space, it’s the perfect solution for homeowners, business owners, and hobbyists who need reliable storage or a fully functional workspace.
Built with a vertical roof system, this garage efficiently channels rain, snow, and debris away—helping extend the life of the structure while reducing maintenance. The two 10’x10’ roll-up garage doors provide wide, easy access for multiple vehicles, trailers, or equipment, while the walk-in door ensures convenient daily entry.
Constructed using a 14-gauge galvanized steel frame and 29-gauge sheet metal panels, this building is engineered for durability and long-term performance. The addition of two premium windows allows natural light inside, making it ideal for workshop use.
Whether you need a multi-vehicle garage, a storage solution, or a productive workspace, this 30x40 steel garage is built to handle it all. Call our building experts to order your dream building now at the best prices.
Technical Details
Specifications
| SKU | GB1660 |
| Frame Gauge | 14-Gauge (12-Gauge upgrade available) |
| Panel Gauge | 29-Gauge |
| Material | Galvanized Steel |
| Area | 1200 SQFT |
| Gauge | 14 GA (2½”) |
| Width | 30' |
| Brand | Gaarge Buildings |
| Height | 12' |
| Length | 40' |
| Windows | 2 |
| Wainscot | Earth Brown |
| Roof Color | Earth Brown |
| Roof Pitch | 3/12 |
| Roof Style | Vertical |
| Trim Color | Earth Brown |
| Wall Color | Pewter Gray |
| Garage Door | 2 |
| Roof Length | 41' |
| Wall Panels | 29 Gauge Sheet Metal Panels |
| Intended Use | Garage, Workshop, Storage, Residential, Commercial |
| Walk-in Door | 1 |
| Certification | Built to Local Code |
| Top Use Cases | Vehicle storage, home workshop, equipment storage, small business space |
| Frame Material | Galvanized Steel |
| Included Parts | Steel frame, roof panels, wall panels, trim, anchors, hardware (varies) |
| Panel Warranty | 10-Year Paneling Warranty |
| Structure Type | A-Frame |
| Garage Door Size | (2) 10’x10′ Roll-Up Garage Doors |
| Structure Design | Clear Span Steel Structure |
| Vehicle Capacity | 2–4 Vehicles / Equipment |
| Design Highlights | Modern exterior finish, functional layout, high accessibility |
| Gaarge Door Color | High Gloss White |
| Weather Resistance | Rust resistant, Rain resistant, Wind resistant, UV resistant |
| Highlighted Features | Dual large doors, natural lighting, spacious layout, heavy-duty steel frame |
| Installation Surface | Concrete |
| Customization Options | Extra doors, windows, insulation, colors, certification upgrades |
| Wall Panel Orientation | Vertical |
Can't Find the Right Fit? Design Your 30x40 Premium Steel Garage in 3D
Customize your 30x40 Premium Steel Garage with different roof styles, colors, dimensions, garage doors, walk-in doors, windows, insulation, lean-tos, certification options, and other available upgrades.
Our free 3D Building Designer lets you personalize every detail, compare different layouts, and visualize your building before requesting a quote—helping you design the perfect structure for your property and needs.
Flexible Payments
Affordable Payment Options
Traditional Financing
Low monthly payments with competitive rates through our financing partners. No early payoff penalties. Get approved in minutes.
See Financing OptionsRent-to-Own — No Credit Check
Bad credit? No credit? No problem. Get your building now and pay monthly. Our trusted RTO partners — EZPay Buildings (exclusive 48-month terms for renters), RTO National, and Heartland (up to 60 months) — offer no-credit-check, same-day approval for amounts up to $20,000.
Call For Free QuoteReady to Make the 30x40 Premium Steel Garage Yours?
Get a personalized quote with your exact customizations — color, doors, windows, and more. It's free, fast, and there's zero obligation.
Got Questions? We've Got Answers
How many vehicles can a 30x40 garage hold?
Is a vertical roof better than a regular roof?
Can I customize this garage?
Do I need a concrete slab?
How much does a 30x40 steel garage cost?
Is installation included?
Essential Resources
Before You Buy
Everything you need to make a confident decision on your metal building purchase.
Talk to a Building Specialist
Not sure about sizing, roof style, or options? Our team has 29+ years of experience and will help you find exactly what you need.