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30x40 Metal Buildings — 1,200 Sq Ft of Steel Built Your Way

A 30×40 metal building gives you 1,200 square feet of clear-span space — enough for a 2–3 car garage, a fully equipped workshop, farm storage, or a small commercial operation. At  AA Metal Buildings, every 30×40 steel building includes delivery and professional installation. Use our free 3D Design Tool to configure your build and get real-time pricing, or call our specialists for an instant quote. Explore our top-selling 30x40 metal buildings for sale below and find the one that fits your needs or call us to buy a steel building near you.
30x40 Metal Buildings — 1,200 Sq Ft of Steel Built Your Way
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Explore Our 30x40 Metal Buildings — 1,200 Sq Ft of Steel Built Your Way for Sale

SKU: AAMB327

30x40x12 Metal Garage

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB181

30x40x12 Side Entry Garage

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB257

30x40x12 Side Entry Steel Garage

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB258

30x40x12 Side Entry Storage Building

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB8

30x40x12 Steel Garage

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB260

30x40x14 Steel Warehouse

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB259

30x40x14 Steel Workshop

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB10

30x41x12 Steel Garage

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB261

30x45 Side Entry Metal Garage

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth
SKU: AAMB185

30x45x10 Steel Warehouse

Free DeliveryFree Delivery And Installation
Financing AvailableFinancing And RTO Available
widthCall Us Now+1 (877) 244-4470View detailswidth

30x40 Steel Building Features and Components

Our 30×40 metal building kits come with a variety of features that make them powerhouses for storage and security. Let’s break down their specs and what’s included with your purchase:

  • Building Width: 30′
  • Building Length: 40′
  • Building Height: 12′-20
  • A-Frame Metal Roofing
  • 14-gauge Galvanized Steel Framing
  • 29-guage Galvanized Steel Paneling and Roofing
  • Certified
  • Doors and Windows
  • 90-Day Workmanship Warranty
  • 20-Year Limited Material Warranty
  • Base Rails
  • Anchor System
  • High-Quality Steel Framing and Paneling
  • Roofing Panels
  • Doors and Windows Per Your Design
  • Custom Add-Ons
  • Delivery and Installation

With our 3D Building Designer tool you’ll have complete control over your structure’s look, feel, and function. This web-based application lets you:

  • Pick Your Building Size
  • Choose Your Roofing Style
  • Add Lean-tos
  • Choose Between a Wide Range of Colors
  • Add Doors and Windows
  • Select Trim and Wainscoting
  • Cupolas and Other Accessories
  • Insulation

30x40 Metal Building Cost

On average, prices for 30×40 metal buildings range from $15,000 to $30,000 or more. However, this cost can vary based on current steel prices, your structure’s configuration, the customization
options you choose, your location, and other factors, making determining metal building prices challenging.

But AA Metal Buildings works to make the purchasing process easy and hassle-free. Call our experts at +1 (877) 244-4470 for a FREE quote on your custom metal building.

Before You Buy- What You Should Know

Before you finalize your 30×40 metal building purchase, let’s break down some things you’ll want to know to make the buying process easy:

20-Year 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

What Should I Know About My 30×40 Metal Building Foundation?

Since AA Metal Buildings doesn’t handle foundation prep, you’ll need to hire third-party concrete experts to lay your structure’s foundation. These experts will have years of experience in the field and can guarantee that your foundation is installed professionally.

Your foundation will need to be, at a minimum, the same dimensions as your building’s footprint and at least 6-8 inches thick, depending on your location and climate. By hiring third-party experts ahead of your building’s installation date, you can ensure your building project comes together with no delays.