24×40 Metal Building
900 sq ft — triple wide carport for vehicles or equipment
14 Gauge
Local Certification Available
No card charged online · Specialist calls within 1 business day · 10–20% deposit by phone
24×40 Metal Building Specs, Dimensions & Custom Options
The 960 sq ft 24×40 steel building footprint gives you extra width over a 20×40 while keeping the same practical 40-foot depth. Configure every spec below in our free 3D builder to match your garage, workshop, RV storage, agricultural, or commercial use case.
| Building Footprint | 24′ Wide × 40′ Longwith leg heights from 8′ to 20′ |
|---|---|
| Total Square Footage | 960 square feetof usable interior or covered space |
| Building Configurations | Metal carport, 3-car garage, RV cover, workshop, metal barn, equipment storage, commercial buildingAll Available |
| Enclosure Options | Open carport, partially enclosed, fully enclosed with four walls, or custom side and endwall configurations |
| Roof Styles | Regular Roof, A-Frame Horizontal / Boxed Eave, or Vertical Roof. Vertical Roof is recommended for the 40-foot length and any snow or heavy-rain region. |
| Roof Pitch Options | Standard 3:12 pitch, with 4:12 and 5:12 pitch upgrades available for heavy snow regions or steeper residential styling |
| Frame Gauge | 14-gauge galvanized steel tubing standard, 12-gauge upgrade available for heavier use, commercial builds, or longer frame life |
| Roof & Wall Panels | 29-gauge sheet metal standard, 26-gauge upgrade available for hail-prone, coastal, or commercial applications |
| Door Options | Roll-up garage doors from 6’x6′ up to 14’x14′, 36″ walk-in doors, framed openings, hydraulic doors, and rapid-entry doors for commercial use |
| Window Options | 30″x30″ standard, 36″x36″ or custom sizes, with insulated glazing options for workshops, studios, and offices |
| Color Options | 17 colors for roof, walls, and trim independently: Barn Red, Beige, Black, Brown, Burgundy, Burnished Slate, Clay, Galvalume, Green, Patriot Red, Pewter Gray, Quaker Gray, Rawhide Tan, Royal Blue, Sandstone, Slate Blue, White |
| Wind Rating | 115 MPH standard, certified up to 170+ MPH for hurricane, coastal, and high-wind zones |
| Snow Load | 35 PSF standard, certified up to 65+ PSF for heavy snow regions |
| Certification | Available for any 24×40 configuration with engineered, stamped drawings that meet IBC, IRC, NEC, IFGC, IECC, and IMC codes |
| Anchoring | Concrete anchors, asphalt anchors, mobile home anchors, or auger anchors for ground installation, all included |
| Free Delivery | Included on every orderin the 48 continental US states |
| Free Installation | Included on all tubular-frame 24×40 buildings. Custom red-iron commercial builds may carry a separate install fee. |
| Lead Time | 4 to 6 weeks from order confirmation, with peak-season schedules filling faster |
| Installation Time | 1 to 2 days for most 24×40 configurations |
| Warranty | 20-year rust-through warranty plus 90-day workmanship guarantee |
Limited + Product Pledge
Paint Finish
Workmanship Guarantee
Workmanship Guarantee
12 Popular 24×40 Metal Building Uses (960 Sq Ft Layouts)
A 960 square foot prefab metal building gives you extra working width for wider garages, equipment storage, workshops, barns, RV covers, and commercial layouts. Filter by use case below, then customize colors, doors, leg height, gauge, and roof style in our free 3D builder.
24×40 Metal Garage (3 Cars)
Fully enclosed 960 sq ft steel garage. Park 3 vehicles or 2 full-size vehicles with a workbench, storage shelves, tool wall, and seasonal gear. Add roll-up doors, walk-in doors, and windows.
24×40 Workshop / Hobby Space
960 sq ft clear-span workshop for woodworking, auto restoration, welding, fabrication, crafts, and storage. The 24-foot width gives more room for benches, equipment, and vehicle access.
24×40 Metal Carport (Open)
Lowest-cost 24×40 configuration. Cover 4 vehicles, boats, trailers, ATVs, mowers, or farm equipment under a wide open steel roof. Add side panels later if you decide to enclose it.
24×40 Commercial Steel Building
Retail, service, detailing, contractor storage, office, and light commercial layouts. Code-certified clear-span design gives nearly 1,000 sq ft of flexible commercial space.
24×40 RV Cover / Boat Storage
Year-round protection for a Class A motorhome, fifth wheel, travel trailer, center-console boat, or boat-plus-trailer setup. Wider 24-foot span gives better clearance around slides, awnings, and walkways.
24×40 Home Gym / Studio
Private 960 sq ft fitness, yoga, dance, music, or art studio with high ceilings and optional insulation. Plenty of room for cardio, racks, open training space, and storage.
24×40 Metal Barn (Farm & Ranch)
Tractor barn, hay storage, livestock shelter, feed storage, or implement cover. The 24-foot width gives better turning and parking clearance for farm equipment.
24×40 Man Cave / She Shed
Personal retreat, game room, music room, craft space, art studio, or backyard lounge. Fully enclosed steel shell can be insulated, wired, and finished to match your lifestyle.
24×40 Factory / Warehouse
Production, inventory staging, contractor storage, small warehouse, and industrial support space. 12-gauge framing and certified engineering available for heavy-use applications.
24×40 Government / Institutional
Municipal equipment storage, emergency response staging, field office, nonprofit storage, or public-use utility space with engineered drawings and high-wind upgrades available.
24×40 Equestrian / Tack Building
Tack room, feed storage, grooming area, livestock shelter, or compact riding and utility space. Taller leg heights and ventilation options support agricultural daily use.
24×40 Houses of Worship
Church, mosque, temple, gurdwara, fellowship room, classroom wing, or community-use building. Column-free 960 sq ft interior gives flexible seating and activity layouts.
Not sure which 24×40 metal building configuration fits your project? Our building advisors design it free.
What’s Included in a 24×40 Metal Building Kit?
Every 24×40 prefab steel building kit ships with the structural frame, panels, trim, anchors, and fasteners needed for your build. Free curbside delivery is included on every order, with free professional installation on most tubular-frame buildings.
Free With Every 24×40 Metal Building Order
Everything you need ships free with no hidden fees
- 14-gauge galvanized steel frame24′ x 40′ footprint with leg height of your choice from 8′ to 20′
- Choice of 3 roof stylesRegular Roof, A-Frame Horizontal / Boxed Eave, or Vertical Roof for best snow and rain runoff
- 29-gauge sheet metal panelsRoof and sides in your color choice with mix-and-match options
- 17 color optionsPick roof, walls, and trim independently from 17 standard metal building colors
- Galvanized purlins, girts, and bracingCold-formed steel secondary framing for structural integrity
- All hardware includedFasteners, color-matched screws, sealing strips, brackets, bolts
- Painted flashings, trim, ridge capsColor-matched to your panel choices with 20-year paint warranty
- Foundation-matched anchorsConcrete, asphalt, mobile home, or auger anchors based on your install surface
- FREE delivery to all 48 statesCurbside delivery to your install address, no hidden freight charges
- FREE installation on tubular buildingsMost carports, garages, barns, and RV covers. Custom red-iron commercial builds may have install fees.
- 20-year rust-through warrantyPlus 90-day workmanship guarantee on labor and assembly
+ Popular 24×40 Building Upgrades & Add-Ons
Optional add-ons to configure your 24×40 prefab building exactly the way you want it
- Side panel enclosureConvert a 24×40 carport into a fully enclosed garage, workshop, barn, or storage building
- 12-gauge steel frame upgradeRecommended for commercial use, heavy workshops, high-wind areas, and long-term durability
- 26-gauge sheet metal upgradeThicker panels for hail-prone regions and longer paint life
- Certified / engineered drawingsStamped plans, foundation drawings, and wet-stamped permit packages
- Higher wind and snow ratingsUp to 170+ MPH wind and 65+ PSF snow load for certified zones
- Roll-up garage doorsSizes from 6’x6′ up to 14’x14′, plus hydraulic and rapid-entry options
- Walk-in doors and framed openings36″ personnel doors, double doors, framed openings for windows, vents, or HVAC
- Windows30″x30″, 36″x36″, or custom window sizing with insulated glazing options
- Insulation packagesSingle-bubble, double-bubble, fiberglass batt, spray foam, or insulated metal panels
- WainscotingTwo-tone lower wall panels for a premium residential or commercial look
- Lean-to additionsCovered side spaces for extra storage, equipment overhangs, stalls, or outdoor work areas
- Taller leg heightsUp to 20′ for RVs, car lifts, farm equipment, commercial vans, or overhead clearance
Customize & Build Your 24×40 Metal Building Online
Every option below is selectable in our free 3D builder or your custom quote. The 24′ x 40′ footprint stays the same. Roof style, leg height, gauge, doors, windows, color, and insulation are all yours to choose.
Leg Height (8′ to 20′)
The 24×40 footprint stays fixed. Carports start around 8′ to 9′. Garages typically use 9′ to 12′. RV covers and boat storage often use 12′ to 16′. Commercial, agricultural, and lift-ready buildings can go up to 20′ for overhead clearance.
3 Roof Styles
Choose Regular Roof, A-Frame Horizontal / Boxed Eave, or Vertical Roof. Vertical Roof is recommended for the 40-foot length because vertical panels help move rain and snow off the structure more efficiently.
Roof Pitch & Slope
Standard 3:12 roof pitch on most 24×40 buildings. Upgrade to 4:12 or 5:12 pitch for heavy snow regions, steeper residential styling, or better roofline matching with existing buildings.
Frame Gauge (14 or 12)
14-gauge galvanized steel tubing comes standard. Upgrade to 12-gauge for commercial use, coastal installs, equestrian buildings, high-wind areas, or workshops with heavier daily use.
Sheet Metal Gauge (29 or 26)
29-gauge sheet metal panels are standard for roof and walls. Upgrade to 26-gauge in hail-prone regions, coastal climates, or when you want added panel durability on a commercial-facing structure.
Certification & Engineering
Certified buildings come with stamped engineered drawings, foundation plans, and wind / snow load calculations matched to your local code. Recommended for most permitted 24×40 garages, barns, and commercial builds.
Roll-Up Garage Doors
Roll-up garage doors from 6’x6′ up to 14’x14′ are available. A 24×40 garage often uses one or two 10’x8′ doors, while RV and equipment storage may need 12’W or 14’W doors.
Walk-In Doors
36″ personnel doors with full frames, weatherstripping, and locksets. Locate them anywhere on the 24×40 perimeter to match your storage, workshop, or commercial workflow.
Hydraulic & Rapid Doors
For commercial or agricultural access, choose hydraulic one-piece doors, sliding doors, or high-speed rapid-roll doors. Auto-lock and remote-controlled systems are available.
Windows & Skylights
30″x30″ insulated glazing standard, with 36″x36″ and custom sizes available. Add skylights or storefront windows for workshops, retail, home gyms, or office-style layouts.
Framed Openings
Order framed openings now for custom doors, HVAC units, future windows, vents, exhaust fans, or expansion plans. Pre-framing avoids cutting into finished panels later.
Garage Door Openers & Windows
Chain-drive, belt-drive, jackshaft, or smart Wi-Fi-enabled openers are available. Window kits in roll-up doors add daylight while keeping storage and vehicles secure.
17 Standard Color Options
Choose from Barn Red, Beige, Black, Brown, Burgundy, Burnished Slate, Clay, Galvalume, Green, Patriot Red, Pewter Gray, Quaker Gray, Rawhide Tan, Royal Blue, Sandstone, Slate Blue, and White.
Mix-and-Match Roof, Walls, Trim
Pick different colors for your roof, wall panels, and trim. Popular 24×40 combinations include White walls with Black trim, Pewter Gray with Black roof, or Barn Red roof with White walls.
Wainscoting (Two-Tone Walls)
Add wainscoting for a premium two-tone look. Lower 3′ to 4′ of wall in a contrasting color adds curb appeal for garages, workshops, barns, and commercial-facing buildings.
Galvalume (Bare Metal Finish)
Galvalume is a hot-dipped aluminum-zinc coating with no paint. It is cost-effective, corrosion resistant, and popular for rural, agricultural, and industrial 24×40 buildings.
Painted Trim & Flashings
Color-matched ridge caps, eave trim, corner trim, gable trim, and rake trim are included. Color-coded screws match your panel selection for a cleaner final look.
Custom Color Match
Need to match an existing barn, home, HOA color, storefront, or property palette? Custom paint matching is available for an upcharge with advisor support.
Insulation Options
Choose single-bubble, double-bubble, fiberglass batt, spray foam, or insulated metal panels. Insulation is popular for 24×40 workshops, garages, gyms, studios, and commercial spaces used year-round.
Lean-To Additions
Add a lean-to on one or more sides for extra covered storage, tractor parking, hay cover, side entry protection, trailer staging, or outdoor work areas.
Mezzanines & Lofts
Add a mezzanine or partial loft for overhead storage, office space, inventory, or seasonal items. Taller leg heights make loft layouts more practical inside the 24×40 footprint.
Interior Partitions
Divide the 960 sq ft into bays, offices, storage rooms, restrooms, tack rooms, or workshop zones. Steel-stud partitions and insulated interior panels are available.
Trim, Anchors, Gables
Decorative trim around doors, corners, and rooflines adds curb appeal. Different trim colors and decorative gables help the building match homes, barns, or commercial sites.
Flooring Prep
We do not pour foundations, but we can guide you on slab specs. Concrete is recommended for enclosed garages, workshops, and commercial use, while gravel or compacted dirt can work for open carports and farm storage.
Wind & Snow Certification
Standard 115 MPH wind and 35 PSF snow load. Certified upgrades are available up to 170+ MPH wind and 65+ PSF snow load for hurricane, coastal, mountain, and heavy-snow regions.
Permit-Ready Drawings
Stamped engineered drawings, foundation plans, and code calculations are available. Engineering can be matched to IBC, IRC, NEC, IFGC, IECC, IMC, and local county requirements.
Door Locks & Access Control
Slide bolts, deadbolts, keypad entry, smart locks, Wi-Fi garage door openers, commercial locks, and access-control systems are available for secure storage and business use.
Fire Safety & Alarms
Smoke and heat detectors, Class ABC extinguishers, emergency exit signage, and sprinkler-system-ready framing are available for commercial or code-sensitive applications.
Anchoring System
Concrete wedge anchors for slab installs, asphalt anchors for paved surfaces, mobile-home anchors for pads, or auger ground anchors for dirt and gravel. Anchors are matched to the install surface.
Solar & Roof-Top Loads
Engineered framing can support solar panel arrays, satellite dishes, HVAC condensers, and rooftop equipment. Reinforced roof options should be specified before order if rooftop loads are planned.
24×40 Metal Building Codes, Permits & Engineering
Every 24×40 prefab steel building we sell can be engineered, stamped, and certified to meet your local building codes. Certification is recommended for most permitted residential garages, barns, commercial buildings, and high-wind or snow-load zones.
We also adhere to plumbing codes, energy conservation standards, and any state or local requirements. Our team handles code compliance so you have total peace of mind.
How to Maintain a 24×40 Metal Building
Simple seasonal upkeep keeps your 24×40 prefab steel building structurally sound, weather-tight, and looking sharp through the full 20-year rust-through warranty period.
What Can You Do with 960 Square Feet?
A 24×40 metal building gives you wider covered or enclosed space for vehicles, workshops, RVs, equipment, storage, agricultural use, and business operations
3-Car Garage
Park multiple vehicles with extra room for tools, shelves, workbenches, and seasonal storage
Workshop Space
Use the wider layout for woodworking, welding, auto repair, hobby work, and heavy benches
Equipment Shelter
Protect machinery, trailers, tractors, tools, and valuable gear from weather and theft
Business Operations
Use the 960 sq ft footprint for inventory, packing, service work, shelving, and daily workflow
Roll-Up Door Access
Add wide roll-up doors for vehicles, RVs, equipment, trailers, and commercial supplies
Gym or Studio
Create a private gym, studio, game room, creative shop, or multipurpose recreation space
Farm & Ranch Use
Shelter feed, tack, implements, tractors, livestock supplies, trailers, and ranch equipment
RV & Boat Storage
Use taller leg heights and wider clearance for motorhomes, boats, trailers, and outdoor toys
3 Ways to Order Your 24×40 Metal Building
Customize your 24×40 steel building in our free 3D builder, request a free custom quote, or talk directly with a building expert. Reservation deposits stay flexible, and final balance is due only after installation is complete.
Request Free 24×40 Quote
Free custom design, reply within 24 hours
Tell us your requirements and our 24×40 building advisors will design and price your custom steel building for free. Best path if you need certified drawings, permit help, enclosure guidance, or a unique commercial layout.
- Free expert design consultation
- Permit and certification handled for you
- Custom layout and engineered drawings
- Quote delivered within 1 business day
Free quote. Flexible deposit to reserve after approval.
Build Your 24×40 in 3D
Design your 24×40 yourself, see live pricing
Use our interactive 3D metal building builder to customize every detail of your 24×40 build. Pick configuration, height, doors, windows, colors, gauge, roof style, enclosure, and certification.
- Visual 3D customization tool
- Live pricing as you customize
- Reserve your build with flexible deposit
- Balance due only after installation
Free tool. Flexible deposit to reserve your build.
Talk to a 24×40 Building Expert
Fastest answers, call or chat now
Speak directly with a building advisor who specializes in 24×40 metal buildings. Get pricing, permit guidance, configuration help, and customization advice in minutes.
- Instant answers over the phone
- Expert advice on permits, codes, and sizing
- Walk-through of customization options
- Mon to Fri 8am to 6pm PST, Sat 9am to 3pm
Toll-free. Speak with an expert now.
How the 3D Builder Works
Design your ideal 24×40 metal building in minutes
1. Launch Builder
Open the builder in a new tab so you can keep this page available while designing.
2. Configure Your Building
Set size, roof style, certification, colors, doors, side panels, and other custom options.
3. Save Your Design
Copy your configuration code or summary before returning to this product page.
4. Complete Your Request
Send us your final configuration and we will confirm pricing, scheduling, and installation details.
Ready to design your custom 24×40 metal building?
Tip:Keep this page open so you can return and submit your final configuration with ease.
How Much Does a 24×40 Metal Building Cost?
No hidden fees on any 24×40 prefab steel building. A 24×40 metal carport starts around $6,295, an enclosed garage from $10,995, a metal barn from $8,995, an RV cover from $6,995, and a commercial certified build from $13,500. Final pricing depends on roof style, gauge, enclosure, doors, certification, and installation state.
Building Configuration
A 24×40 carport is the lowest-cost entry point. Enclosing it as a garage adds wall panels and doors. Commercial certified builds add stronger framing, engineering, and permit-ready documentation.
Your Location
Delivery distance, local labor rates, wind exposure, snow load, and state-specific certification requirements affect the final 24×40 price.
Steel Gauge
14-gauge galvanized tubing comes standard. 12-gauge upgrade adds strength and is recommended for commercial buildings, high-wind regions, equestrian use, or heavy workshops.
Roof Style & Pitch
Regular Roof is the most affordable. A-Frame Horizontal adds curb appeal. Vertical Roof costs more but is recommended for the 40-foot length and required in many snow or rain-heavy applications.
Certification
Certified buildings with engineered, stamped drawings cost more but may be required for permits, commercial use, coastal zones, hurricane regions, and heavy-snow areas.
Doors, Windows, Insulation
Roll-up doors, walk-in doors, windows, insulation, skylights, framed openings, and smart openers add to the final price. Most enclosed garages include one roll-up and one walk-in door in base layouts.
24×40 Metal Building Complete Price Range
Range covers an open 24×40 carport at the low end through a fully loaded commercial certified building with 12-gauge upgrade, insulation, multiple doors, windows, and engineered drawings at the high end.
Flexible Financing & Rent-To-Own
Choose the payment path that fits your project and budget
Traditional Financing
Credit Check Required
- Finance your metal building project
- Structured monthly payment options
- Terms based on lender approval
- Fast online application process
- Ownership from day one
Rent-To-Own (RTO)
No Credit Check
- No credit check required
- Simple approval process
- Low upfront commitment
- Convenient monthly payments
- Great for many standard metal structures
How Delivery & Installation Works
A simple step-by-step process for getting your 24×40 metal building installed
Place Your Order
Submit your request for the 24×40 configuration and confirm colors, doors, certification, foundation, and site details.
Step 1
Production Scheduling
Your order is scheduled according to manufacturing capacity and your configured metal building requirements.
Step 2
Prepare the Site
Make sure your jobsite is level and accessible before the install team arrives. Foundation, lift requirements, and electricity availability should be reviewed in advance.
Step 3
Installation Day
Our crew installs the 24×40 metal building and verifies final layout, anchoring, door placement, and exterior finish details.
Step 4
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Compare 24×40 vs. Other Metal Building Sizes
Need a different size? Compare prices and customize any of these prefab steel building sizes in our free 3D builder. Every order ships free to 48 states and includes free professional installation on most tubular-frame buildings.
| Feature | 20×40 Building | 24×40 Building | 24×45 Building | 30×40 Building |
|---|---|---|---|---|
| Square Footage | 800 SF | 960 SF | 1,080 SF | 1,200 SF |
| Use Capacity | Balanced storage | Wider garage + workshop space | Expanded storage depth | Large shop or garage |
| Access Potential | Excellent | Excellent | Maximum | Maximum |
| Roof Style | Vertical Recommended | Vertical Recommended | Vertical Recommended | Vertical Recommended |
| Best For | Garage or storage | 3-car garage, RV, workshop, barn | Larger storage or service use | Commercial shop or wider layout |
| View 20×40 | You’re Here | View 24×45 | View 30×40 |
24×40 Metal Building FAQ: Cost, Permits, Sizes & Install
Everything you need to know before ordering your custom 960 sq ft prefab steel building. Get answers on pricing, configurations, leg heights, roof styles, colors, foundation prep, and code compliance.
Request Your Custom Design & Quote
Tell us about your project and we’ll provide a custom design with exact pricing. No obligation, no pressure just helpful information to guide your decision.
🔒 A specialist calls within 1 business day. We never share your details.
Customize Other Metal Building Sizes
Nearby width and length variants across our full metal building lineup — buildings, carports, garages, barns, and RV covers.
Standard Metal Carports - 24 x 40 x 10
Utility Metal Carports - 24 x 40 x 10
Standard Metal Garages - 24 x 40 x 10
Metal Garage With Lean-to - 24 x 40 x 12
22x40 Metal Building Kits Built to Your Spec
22×40 Community or Church Building
22×40 Garage with Loft
22×40 Horse Barn (4-Stall)
22×40 Auto Repair Shop
22×40 Storage Building
20×40 Boat & Trailer Garage
