20×24 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
20×24 Metal Building Specs, Dimensions & Custom Options
The 480 sq ft 20×24 steel building footprint is a compact, practical size for 2-car garages, small workshops, backyard storage, RV covers, equipment shelters, and light commercial use. Configure every spec below in our free 3D builder to match your exact use case, budget, and local building codes.
| Building Footprint | 20′ Wide × 24′ Longwith leg heights from 8′ to 16′ |
|---|---|
| Total Square Footage | 480 square feet of usable interior or covered space |
| Building Configurations | Metal carport, fully enclosed garage, small workshop, backyard storage building, RV cover, boat shelter, farm equipment coverAll Available |
| Enclosure Options | Open carport, partially enclosed, fully enclosed with four walls, or custom side and end-wall configurations |
| Roof Styles | Regular Roof (rounded corners), A-Frame Horizontal / Boxed Eave, or Vertical Roof recommended for snow and rain runoff |
| Roof Pitch Options | Standard 3:12 pitch, with 4:12 pitch upgrade available for heavier snow regions or steeper residential aesthetics |
| Frame Gauge | 14-gauge galvanized steel tubing standard, 12-gauge upgrade available for added strength and longer frame life |
| Roof & Wall Panels | 29-gauge sheet metal standard, 26-gauge upgrade available for hail-prone, coastal, or higher-wear locations |
| Door Options | Roll-up garage doors from 6’x6′ up to 10’x10′, 36″ walk-in doors, framed openings, and optional window placements |
| Window Options | 24″x24″, 30″x30″, 36″x36″, or custom sizes with insulated glazing options |
| 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 upgrades available for coastal, high-wind, and hurricane-prone regions |
| Snow Load | 35 PSF standard, certified upgrades available for heavy snow regions |
| Certification | Available for any 20×24 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 order in the 48 continental US states |
| Free Installation | Included on all tubular-frame 20×24 buildings. Custom commercial or red-iron builds may carry a separate install fee. |
| Lead Time | 4 to 6 weeks from order confirmation, with seasonal scheduling variations by region |
| Installation Time | Most 20×24 structures install in one day, depending on enclosure level and door package |
| Warranty | 20-year rust-through warranty plus 90-day workmanship guarantee |
Limited + Product Pledge
Paint Finish
Workmanship Guarantee
Workmanship Guarantee
12 Popular 20×24 Metal Building Uses (480 Sq Ft Layouts)
A 480 square foot prefab metal building is ideal for 2-car parking, compact workshops, backyard storage, RV protection, farm gear, and small business storage. Filter by use case below, then customize colors, doors, leg height, gauge, enclosure, and roof style in our free 3D builder.
20×24 Metal Garage (2 Cars)
Fully enclosed 480 sq ft steel garage for two vehicles, motorcycles, tools, and seasonal storage. Add one or two roll-up doors, a walk-in door, windows, and your choice of 17 colors.
20×24 Workshop / Hobby Space
Compact 480 sq ft steel workshop for woodworking, auto repair, welding, crafts, or home projects. Fits benches, shelving, tool walls, and one vehicle or equipment bay.
20×24 Metal Carport (Open)
Affordable 20×24 open steel shelter for two vehicles, a boat, lawn equipment, ATVs, or trailers. Add side panels later if you decide to enclose it.
20×24 Commercial Steel Building
Small business storage, service bay, retail backroom, mobile office support, or contractor equipment building. Add certification, insulation, windows, and security upgrades as needed.
20×24 RV Cover / Boat Storage
Protect a smaller RV, travel trailer, boat, camper, or utility trailer. Choose 12′ to 16′ legs for extra clearance and add side panels for more weather protection.
20×24 Home Gym / Studio
Private 480 sq ft fitness space, yoga studio, podcast room, art studio, or hobby building. Add insulation, windows, and wiring-ready framing for year-round comfort.
20×24 Metal Barn / Farm Storage
Compact farm building for tractors, feed, tack, tools, small livestock supplies, and implements. Add lean-tos or side panels for extra covered space.
20×24 Man Cave / She Shed
Personal retreat, game room, music practice space, craft room, or backyard lounge. Fully enclosed, insulation-ready, and customizable with walk-in doors and windows.
20×24 Small Warehouse / Equipment Bay
Small warehouse, tool crib, parts room, repair bay, or equipment shelter for business operations. Upgrade to 12-gauge framing and certification for commercial use.
20×24 Government / Institutional Storage
Municipal storage, field office support, emergency supplies, maintenance equipment, or school facility storage. Certified drawings available for permit-ready builds.
20×24 Tack Room / Equipment Shelter
Store tack, hay, feed, mowers, compact tractors, and small farm supplies under a durable steel roof. Add ventilation, windows, and lockable doors for secure storage.
20×24 Community Utility Building
Small community storage, maintenance room, fellowship storage, or multipurpose support building. Add insulation, lighting-ready framing, and code-stamped drawings.
Not sure which 20×24 metal building configuration fits your project? Our building advisors design it free.
What’s Included in a 20×24 Metal Building Kit?
Every 20×24 prefab steel building kit ships with the frame, panels, fasteners, trim, anchors, and standard hardware needed for installation. Free curbside delivery is included on every order, and free professional installation is included on tubular-frame buildings.
Free With Every 20×24 Metal Building Order
Everything you need ships free with no hidden fees
- 14-gauge galvanized steel frame20′ x 24′ footprint with leg height of your choice from 8′ to 16′
- Choice of 3 roof stylesRegular Roof, A-Frame Horizontal / Boxed Eave, or Vertical Roof for 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 popular metal building colors
- Galvanized purlins, girts, and bracingCold-formed steel secondary framing scaled to the 20×24 footprint
- All hardware includedFasteners, color-matched screws, sealing strips, brackets, bolts
- Painted flashings, trim, ridge capsColor-matched to your panel choices, 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, workshops, and storage buildings
- 20-year rust-through warrantyPlus 90-day workmanship guarantee on labor and assembly
+ Popular 20×24 Building Upgrades & Add-Ons
Optional add-ons to configure your 20×24 prefab building exactly the way you want it
- Side panel enclosureConvert a 20×24 open carport into a partially or fully enclosed garage or storage building
- 12-gauge steel frame upgrade33% thicker tubing, recommended for high-wind regions, workshops, and commercial storage
- 26-gauge sheet metal upgradeThicker panels for hail-prone regions and longer paint life
- Certified / engineered drawingsStamped plans, foundation drawings, wet-stamped permit packages
- Higher wind and snow ratingsCertified upgrades for coastal, hurricane, mountain, and heavy snow regions
- Roll-up garage doorsSizes from 6’x6′ up to 10’x10′, ideal for vehicles, tools, mowers, and small equipment
- Walk-in doors and framed openings36″ personnel doors, double doors, framed openings for windows or HVAC
- Windows24″x24″, 30″x30″, 36″x36″, or custom window sizes with insulated glazing options
- Insulation packagesSingle-bubble, double-bubble, fiberglass batt, spray foam, or insulated metal panels
- WainscotingPremium two-tone lower wall panels in any of the 17 standard colors
- Lean-to additionsCovered side areas for firewood, equipment, outdoor work areas, or farm storage
- Taller leg heightsUp to 16′ for RVs, boats, lift clearance, and extra vertical storage
Customize & Build Your 20×24 Metal Building Online
Every option below is selectable in our free 3D builder or your custom quote. The 20′ x 24′ footprint stays the same. Roof style, leg height, gauge, doors, windows, color, enclosure, and insulation are all yours to choose.
Leg Height (8′ to 16′)
The 20×24 footprint stays fixed. Leg height is yours to choose. Carports start at 8′ to 9′. Garages and workshops typically use 9′ to 12′. RV, boat, and taller storage layouts can use 12′ to 16′ for extra clearance.
3 Roof Styles
Regular Roof is the most affordable option with rounded corners and horizontal panels. A-Frame Horizontal, also called Boxed Eave, gives a classic peaked look. Vertical Roof uses vertical panels and is recommended for snow, rain runoff, and long-term performance.
Roof Pitch & Slope
Standard 3:12 roof pitch on most 20×24 buildings. Upgrade to 4:12 pitch for heavier snow regions or a steeper residential look. Cool roof coatings are available for hot climates.
Frame Gauge (14 or 12)
14-gauge galvanized steel tubing comes standard, ideal for residential garages, carports, sheds, and workshops. Upgrade to 12-gauge for added strength in high-wind areas, commercial use, or long-term heavy-duty storage.
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 a thicker exterior skin and longer paint life.
Certification & Engineering
Certified buildings come with stamped engineered drawings, foundation details, and wind or snow load calculations matched to your local code. Recommended for permitted garages, commercial storage, and high-wind or snow regions.
Roll-Up Garage Doors
Roll-up garage doors from 6’x6′ up to 10’x10′ are available. A 20×24 garage commonly uses one 9’x7′, 10’x8′, or two smaller roll-up doors depending on whether you want single-bay or two-bay access.
Walk-In Doors
36″ personnel doors with full frames, weatherstripping, and locksets. Locate them on the side, front, or rear wall to match your workflow. Insulated and non-insulated options are available.
Hydraulic & Rapid Doors
Hydraulic and rapid doors are less common on a 20×24 but available for specialized commercial use. Most buyers choose standard roll-up doors for vehicles, tools, and equipment access.
Windows & Skylights
24″x24″, 30″x30″, or 36″x36″ windows add natural light to a 20×24 workshop, garage, or studio. Insulated glazing and custom framed openings are available.
Framed Openings
Need a future window, HVAC unit, vent, pet door, or custom access point? Order framed openings now to avoid cutting into panels later.
Garage Door Openers & Windows
Chain-drive, belt-drive, or smart Wi-Fi-enabled openers are available. Window kits for roll-up doors add daylight while keeping the building 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 roof, wall panels, and trim. Popular 20×24 combinations include White walls with Black trim, Pewter Gray walls with Black roof, or Barn Red roof with White walls for a classic storage barn look.
Wainscoting (Two-Tone Walls)
Add wainscoting for a premium two-tone look. Lower wall panels in a contrasting color improve curb appeal and help protect high-contact wall areas around garages and workshops.
Galvalume (Bare Metal Finish)
Galvalume is a hot-dipped aluminum-zinc coating with no paint. It is cost-effective, corrosion-resistant, and works well for rural, agricultural, and utility storage buildings.
Painted Trim & Flashings
Color-matched ridge caps, eave trim, corner trim, gable trim, and rake trim finish the building cleanly. Color-coded screws match your panel choices.
Custom Color Match
Need to match your home, HOA requirement, garage, barn, or business color? Custom paint matching is available for an upcharge. Ask your building advisor for sample options.
Insulation Options
Single-bubble radiant barrier, double-bubble insulation, fiberglass batt, spray foam, or insulated metal panels can be added. Insulation is recommended for workshops, studios, hobby rooms, and enclosed garages.
Lean-To Additions
Add a lean-to on one side of your 20×24 building for extra covered space. Common uses include firewood storage, mower parking, small equipment cover, or a shaded work area.
Mezzanines & Lofts
Mezzanines are uncommon at this size but a partial loft can work with taller leg heights. Use it for seasonal storage, bins, tools, or lightweight overhead organization.
Interior Partitions
Divide the 480 sq ft into a parking bay, storage zone, tool room, or small office corner. Steel stud partitions or framed interior walls can be added after installation.
Trim, Anchors, Gables
Decorative trim around doors, rooflines, and corners adds a finished look. Contrasting trim color makes a small 20×24 building look intentional and polished.
Flooring Prep
We don’t pour foundations, but we can guide your slab prep. Gravel works for open carports and basic storage, while a concrete pad is recommended for enclosed garages, studios, and workshops.
Wind & Snow Certification
Standard 115 MPH wind and 35 PSF snow load. Certified upgrades are available for coastal, hurricane-prone, mountain, and heavy snow regions.
Permit-Ready Drawings
Stamped engineered drawings, foundation plans, and code calculations are available for local permitting. Drawings can be matched to your county’s permit office requirements.
Door Locks & Access Control
Slide bolts, deadbolts, keypad entry, smart locks, and Wi-Fi connected garage door openers can be added for secure access to tools, vehicles, and valuables.
Fire Safety & Alarms
Smoke detectors, heat detectors, Class ABC extinguishers, and emergency lighting can be added for workshops, studios, and commercial storage applications.
Anchoring System
Concrete wedge anchors, asphalt anchors, mobile-home anchors, or auger ground anchors are included based on your chosen install surface.
Solar & Roof-Top Loads
Reinforced framing can be specified for small solar arrays, rooftop vents, antennas, or HVAC equipment. Mention rooftop loads during the quote phase.
20×24 Metal Building Codes, Permits & Engineering
Every 20×24 prefab steel building can be engineered, stamped, and certified to meet your local building codes. Permits are commonly required for enclosed garages, permanent workshops, commercial storage, and structures installed on concrete pads.
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 20×24 Metal Building
Simple seasonal upkeep keeps your 20×24 prefab steel building structurally sound, weather-tight, and looking sharp through the full 20-year rust-through warranty period.
What Can You Do with 480 Square Feet?
A 20×24 metal building gives you practical covered space for vehicles, tools, hobbies, equipment, storage, and light business use
2-Car Garage
Park two cars, motorcycles, ATVs, or a vehicle plus storage in a secure enclosed steel structure
Workshop
Use the compact clear-span layout for benches, tools, repairs, woodworking, and home projects
Storage Building
Store lawn equipment, seasonal items, bins, tools, and outdoor gear in a weather-tight building
Small Business Storage
Use the 480 sq ft footprint for inventory, supplies, contractor tools, and light business workflow
Roll-Up Door Access
Add one or two roll-up doors for vehicles, equipment, mower, ATV, or trailer access
Hobby Studio
Create a backyard studio, gym, music space, craft room, or project building
Farm & Ranch Use
Shelter compact tractors, tack, feed, tools, implements, and farm supplies
RV & Boat Cover
Use taller leg heights to protect smaller RVs, boats, campers, and utility trailers
3 Ways to Order Your 20×24 Metal Building
Customize your 20×24 steel building in our free 3D builder, request a free custom quote, or talk directly with a building expert. Reservation deposits stay flexible, with final balance due only after your installation is complete.
Request Free 20×24 Quote
Free custom design, reply within 24 hours
Tell us your requirements and our 20×24 building advisors will design and price your custom steel building for free. Best path if you need a garage, carport, workshop, certified drawings, or a unique storage 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 20×24 in 3D
Design your 20×24 yourself, see live pricing
Use our interactive 3D metal building builder to customize every detail of your 20×24 build. Pick configuration, height, doors, windows, colors, gauge, roof style, enclosure, and insulation.
- 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 20×24 Building Expert
Fastest answers, call or chat now
Speak directly with a building advisor who specializes in compact metal garages, carports, workshops, and storage buildings. Get pricing, permit guidance, and configuration help 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 20×24 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 20×24 metal building?
Tip:Keep this page open so you can return and submit your final configuration with ease.
How Much Does a 20×24 Metal Building Cost?
No hidden fees on any 20×24 prefab steel building. A 20×24 metal carport starts around $3,495, an enclosed garage from $6,495, a metal barn from $5,995, an RV cover from $4,295, and a certified commercial build from $8,500. Final pricing depends on roof style, gauge, leg height, doors, color choices, certification, and installation state.
Building Configuration
A 20×24 carport is the lowest-cost entry point. Enclosing it as a garage adds wall panels, doors, and trim. Commercial certified builds add stronger framing and engineered drawings.
Your Location
Delivery distance, regional labor rates, local wind and snow loads, and state-specific certification requirements affect the final price.
Steel Gauge
14-gauge galvanized tubing comes standard. 12-gauge adds strength and is recommended for high-wind areas, workshops, commercial storage, or buyers who want the heaviest frame option.
Roof Style & Pitch
Regular Roof is the most affordable. A-Frame Horizontal adds curb appeal. Vertical Roof costs more but is the best choice for snow, heavy rain, and long-term drainage performance.
Certification
Certified buildings with engineered, stamped drawings cost more but may be required for permits, especially for enclosed garages, commercial storage, coastal zones, and heavy snow regions.
Doors, Windows, Insulation
Each roll-up door, walk-in door, window, and insulation package adds to the price. Most 20×24 garages use one or two roll-up doors plus one walk-in door.
20×24 Metal Building Complete Price Range
Range covers an open carport at the low end through a fully enclosed certified 20×24 garage or workshop 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 20×24 metal building installed
Place Your Order
Submit your request for the 20×24 configuration and confirm colors, doors, certification, enclosure, 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. Concrete, gravel, asphalt, or level dirt can work for most 20×24 builds.
Step 3
Installation Day
Our crew installs the 20×24 metal building and verifies the final layout, door placement, anchoring, and exterior finish details.
Step 4
20×24 Metal Building Reviews from Verified Buyers
Homeowners, contractors, hobbyists, and small business owners across 48 states trust Steel And Stud for 20×24 metal carports, garages, workshops, storage buildings, and compact steel structures.
“Ordered a 20×24 fully enclosed garage for two vehicles and tools. The crew had it installed in one day, and the vertical roof has handled rain and snow with no issues.”
“We use our 20×24 as a workshop and mower storage building. Added one roll-up, one walk-in door, and two windows. It is the perfect size for our backyard.”
“Started with a 20×24 open carport for our boat and trailer. Later we added side panels for extra protection. It still looks new and has been worth every dollar.”
Compare 20×24 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 tubular-frame buildings.
| Feature | 20×20 Building | 20×24 Building | 20×30 Building | 20×40 Building |
|---|---|---|---|---|
| Square Footage | 400 SF | 480 SF | 600 SF | 800 SF |
| Use Capacity | Compact garage | 2-car garage or workshop | Garage + storage | Large garage or RV use |
| Access Potential | Good | Very Good | Excellent | Excellent |
| Roof Style | Customizable | Customizable | Customizable | Vertical Recommended |
| Best For | Small storage | Balanced storage and parking | Expanded garage | Workshop, RV, or commercial use |
| View 20×20 | You’re Here | View 20×30 | View 20×40 |
20×24 Metal Building FAQ: Cost, Permits, Sizes & Install
Everything you need to know before ordering your custom 480 sq ft prefab steel building. Get answers on pricing, configurations, leg heights, roof styles, colors, foundations, permits, 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 Garages - 20 x 25 x 10 (Regular Roof)
Standard Metal Garages - 20 x 25 x 10 (Vertical Roof)
20×26 ATV, Mower, and Lawn Equipment Storage
20×26 Home Office and Hobby Room
20×26 Tractor Shed with Implement Storage
20×26 Small Business Inventory Storage
20×26 Collector Car and Motorcycle Showroom
20×26 Contractor Job-Site Tool and Material Storage
20×26 Pool House and Outdoor Entertainment Building
20×26 Garden Shed and Greenhouse Combo
20×26 Church, Nonprofit, or Community Storage
