Steel prices are increasing! Order now to lock in your building at today's pricing!

30x40x12 Steel Garage

  • 5 Stars
  • |
  • (SKU- AAMB8)
Over 10,000 Happy & Satisfied Customers in More Than 40 States
Starting at: $19,294.00
(*Our Prices, Financing and RTO options may vary by location. View final price on the cart page)
Free Delivery And Installation
Financing And RTO Available
 +1 (877) 244-4470

What's Included in the 30x40x12 Steel Garage

  • Free Delivery and Installation
  • 12 feet tall leg height with approx 15 feet center clearance
  • Galvanized steel frame with 14 gauge (2 ½ )
  • A-Frame structure with vertical roof panels
  • All Legs/Bows 5' On Center
  • 29-Gauge roofing and siding panels
  • All walls enclosed with Horizontal panels
  • Two10x10 feet Garage Door on Left wall for easy storage
  • One 36x80 inch Walk-in Door on Left wall for regular operations
  • One 24x36 inch Window on the Front wall for natural light and air
  • Braces and Anchors on every leg for longer stability
  • 20-years Roofing Material Warranty*
  • 90 Day Workmanship Warranty
Width

30

Length

41

Height

12

  • 90-Day Workmanship Warranty 90-Day Workmanship Warranty
  • Best lead times Best lead times
  • Free Delivery and Installation Nationwide Free Delivery and Installation Nationwide
  • High Quality American-made steel buildings High Quality American-made steel buildings
  • Best Prices in the Industry Best Prices in the Industry
  • Exceptional Customer Service Exceptional Customer Service

This versatile 30x40x12 Steel Garage is ideal for:

  • Perfect for parking two to three vehicles, work trucks, or SUVs with a spacious 12’ leg height.
  • Ideal for storing RVs, travel trailers, small campers, or tall toy haulers that need extra clearance.
  • Excellent as a full-size workshop for woodworking, metalworking, fabrication, or auto repair projects.
  • Great for recreational storage — ATVs, UTVs, motorcycles, kayaks, dirt bikes, and outdoor equipment.
  • Suitable for lawn-care and landscaping businesses to store mowers, trailers, blowers, and service equipment.
  • Perfect for small contractors needing secure space for tools, materials, generators, ladders, and vehicles.
  • Works well as a home business or e-commerce warehouse for inventory, shelving, and packaging supplies.
  • Ideal for farm or ranch applications — store tractors, implements, feed, hay, and agricultural supplies.
  • Great for boat owners — fits fishing boats, pontoons, or trailers with room for maintenance tools.
  • Durable 30x40x12 steel construction provides year-round resistance to rust, wind, pests, and harsh weather.

Ready to Build a Custom Metal Building That Fits Your Needs?

Use Our Free 3D Design Tool to Create Your Dream Steel Building
Design Your Building Here
Design Your Building