Farm · Workshop · RV & Boat · Commercial Storage
From $5,195 · Rent-to-own, no credit check · Free delivery & installation
When a standard 10×12 backyard shed won't hold what you need to store — tractors, farm equipment, boats, RVs, construction materials, livestock feed, commercial inventory — you need an extra-large metal shed. Bulldog Steel Structures builds oversized steel storage buildings from 20×20 (400 sq ft) up to 50×80 (4,000 sq ft), and larger custom builds, with free delivery and installation across our 30+ state service area. Every extra-large shed is one of our pre-engineered metal buildings built to meet local wind and snow codes, includes stamped engineering drawings for permit submission, and comes with our rent-to-own program (no credit check, no interest).
Extra-large metal sheds solve storage problems that standard sheds can't touch: full-size tractors with implements attached, RVs and boats under one roof, hay storage for small farms, farm equipment that would otherwise sit outside rotting, commercial inventory that needs weather protection without full warehouse rent. This page breaks down every size we build, 2026 prices, use-case guidance, and configuration options — plus links to related Bulldog product lines (horse barns, workshops, colonial-styled buildings, garages) if your storage needs overlap with those categories.
Sizes at a glance
All 18 sizes20×20 · 400 sq ft
Tractor + implements or 2 vehicles
30×40 · 1,200 sq ft
Dual-vehicle + workshop
40×60 · 2,400 sq ft
Full farm equipment lineup
50×80 · 4,000 sq ft
Commercial / industrial storage
No credit check
Extra-large metal sheds are substantial investments — most buyers aren't paying cash for a $15,000-$50,000 outbuilding. Our rent-to-own program removes the two biggest barriers: credit requirements and interest costs. No credit check, no interest charges, no down payment on most sizes, and every monthly payment builds equity in a building you'll own outright.
Approval based on income verification, not credit score. 15-minute application, typically same-day approval.
Straightforward monthly payments with a reasonable markup over cash price — no compounding interest, no origination fees.
Choose the term that fits your budget. Monthly payments on a 30×40 extra-large shed typically run $380-$520/month.
Pay off at any time with no prepayment penalty — no fees for finishing early.
Example: 24×36 Extra Large Shed
~$320/month · 60 months
$14,795 cash price with no credit check and no interest. Includes free delivery, free installation, and 14-color paint selection.
10×20 self-storage unit
$150-$300/mo
Forever — you own nothing
Your rent-to-own shed
Pays for itself
In 24-36 months — then it's yours
All prices include free delivery and professional installation on prepared level ground within our 30+ state service area. Rent-to-own available on every size with no credit check. Prices below are for the standard configuration — upgrades (gauge, roof style, color combinations, doors) add proportionally.
| Size | Configuration & Features | Starting Price* |
|---|---|---|
| 20×20 | Extra-large open-sided shed (carport-style), 400 sq ft | $5,195 |
| 20×26 | Extra-large open-sided shed, 520 sq ft, roll-up door option | $5,995 |
| 20×30 | Extra-large enclosed shed, 600 sq ft, 1 roll-up + 1 man door | $10,795 |
| 20×36 | Extra-large enclosed shed with lean-to option, 720 sq ft | $12,495 |
| 24×26 | Oversized enclosed shed, 624 sq ft, double door | $12,495 |
| 24×30 | Oversized enclosed shed, 720 sq ft, tractor-friendly entry | $13,795 |
| 24×36 | Oversized enclosed shed, 864 sq ft, workshop-ready | $14,795 |
| 24×40 | Oversized enclosed shed, 960 sq ft, roll-up + man door + 2 windows | $16,495 |
| 30×30 | Large enclosed shed, 900 sq ft, 10 ft eave height | $15,995 |
| 30×40 | Large enclosed shed, 1,200 sq ft, dual-vehicle + workshop capable | $19,995 |
| 30×50 | Large enclosed shed, 1,500 sq ft, farm equipment storage | $23,995 |
| 30×60 | Large enclosed shed, 1,800 sq ft, boat/RV + workshop | $27,995 |
| 36×48 | XL enclosed shed, 1,728 sq ft, commercial-grade | $29,995 |
| 36×60 | XL enclosed shed, 2,160 sq ft, multi-use storage | $34,995 |
| 40×60 | XL enclosed shed, 2,400 sq ft, 12 ft eave, equipment-ready | $39,995 |
| 40×80 | XL enclosed shed, 3,200 sq ft, commercial equipment barn | $49,995 |
| 50×60 | Commercial-scale shed, 3,000 sq ft, 14 ft eave | $47,995 |
| 50×80 | Commercial-scale shed, 4,000 sq ft, full industrial storage | $62,995 |
*Starting prices for 14-gauge framing, 29-gauge painted panels, standard roll-up and walk-in doors, standard anchors on level prepared pad. 12-gauge framing upgrade +15%. 26-gauge panel upgrades +8%. Vertical roof upgrade +25% (strongly recommended for snow country and hurricane zones — see our complete barn roof styles guide for configuration help).
Extra large metal sheds cover a wider range of storage uses than any other single building category. Here's how buyers in each use case typically configure them — and when a specialized Bulldog product line might be a better fit for your specific need.
The #1 use case for extra-large metal sheds. Tractors with front-end loaders need 10 ft minimum eave height. Add implements (bush hogs, box blades, hay rakes), and you need length. A 30×40 shed holds a tractor + 3-4 implements + hay storage. A 40×60 shed accommodates a full farm equipment lineup.
Many buyers want workshop space AND storage in one building. A 30×50 extra-large shed divides easily: 30×30 workshop section (with electrical, workbench, tools) + 30×20 pure storage section (lawn equipment, seasonal gear, overflow). Add 10-12 ft eave height for overhead storage racks.
Full-size RVs (travel trailers, fifth wheels, Class A motorhomes) need 14+ ft eave height. Boats on trailers need width for maneuvering. A 24×40 extra-large shed stores a 32 ft fifth wheel. A 30×60 shed holds two RVs + a boat. For enclosed vehicle storage, extra-large sheds are often the most flexible option because they're configured for height.
Small business inventory storage, construction material storage, equipment rental fleets, landscaping company equipment, auto repair secondary storage — extra-large metal sheds work for all of these at a fraction of warehouse rent. A 40×60 commercial shed costs about $40,000 one-time vs $800-$1,500/month warehouse rent (payback in 2-3 years).
Classic car collections, motorcycle collections, hobby workshops, hunting/fishing gear storage, antique restoration spaces — extra-large sheds give hobbyists room to work AND preserve collections properly. Climate control is often added for collector cars (insulation + HVAC).
Hay storage requires good ventilation to prevent moisture buildup and spontaneous combustion risk. Open-sided configurations (shedrow style) with raised floors maximize ventilation. For small-to-medium hay operations, a 24×40 open-sided extra-large shed holds 200-300 round bales properly stacked.
Zero-turn mowers, UTVs/ATVs, trailers, snow equipment, pressure washers, string trimmers — a growing property maintenance equipment lineup quickly outgrows a 10×12 shed. A 20×30 extra-large shed holds a complete residential-property-maintenance equipment lineup with room for workbench and parts storage.
Extra large metal sheds overlap with several of our other product categories. Here's when to choose which.
| Your Primary Need | Best Choice | Why |
|---|---|---|
| General storage, workshop, equipmentThis page | Extra Large Metal Shed | Most flexible, lowest cost per sq ft |
| Enclosed garage for vehicles | Metal Garages | Garage-specific features |
| 3-bay vehicle garage (3 cars) | Triple Wide Metal Buildings | Width + 3-door configuration |
| Horse operations (stalls, aisle) | Modular Horse Barns | Horse-specific layout + features |
| Working stable (hybrid roof) | Seneca Barns | Vertical center + lean-to |
| Farm barn (traditional silhouette) | Regular Roof Metal Barn | Traditional barn aesthetic |
| Aesthetic / farmhouse styling | Metal Colonial Buildings | Cupolas, wainscot, detail |
| Dedicated RV/camper storage | Metal Camper Covers | Height for RV types |
| Commercial office + storage | Metal Office Buildings | Office HVAC + Section 179 |
| Retail with customer access | Steel Retail Buildings | Storefront + ADA access |
| Open covered storage (no walls) | Deluxe Carports | 12-gauge frame + hat channel |
Roof style, eave height, doors, insulation, flooring, and ventilation decide whether an extra-large shed actually fits your equipment and climate. Here's what to choose.
8 ft
StandardFits standard vehicles, residential equipment. Not adequate for tractors, RVs, or trucks with roof boxes.
10 ft
RecommendedFits standard tractors (without front-end loader), standard RVs. Most popular upgrade for extra-large sheds.
12 ft
Loader-readyFits tractors with front-end loaders raised, standard commercial equipment, full-size RVs with slide-outs.
14 ft
MotorhomeRequired for Class A motorhomes, commercial box trucks, large agricultural equipment with implements raised.
16-20 ft
Special orderCommercial-scale storage, aircraft hangars, oversized industrial equipment. Available on special order.
Fits standard vehicles. Included on most sizes.
Fits tractors, large pickups, boats on trailers.
RVs, large commercial equipment. Add $800-$1,800 per door.
Traditional aesthetic (see our Metal Colonial Buildings for carriage-style options). Add $595-$1,195 per door.
Essential for daily entry access without opening the large roll-up. Standard on most sizes.
Upper/lower split (classic colonial feature). Add $295-$495 per door.
If you'll heat or cool the building, insulation prevents condensation and reduces HVAC costs by 40-60%. Factory-installed options cost 2-4x less than retrofit. For buyers wanting detailed condensation and insulation guidance, our comprehensive metal building maintenance guide covers all the technical factors.
Standard upgrade
$0.50-$1 per sq ft at factory installation. Mild insulation.
Recommended for heated buildings
$1.50-$2.50 per sq ft at factory installation.
Premium
$3-$6 per sq ft retrofit after assembly. Best performance for year-round use.
Standard for storage sheds. Natural, drains well, allows equipment to roll in with no transition.
Essential if the shed is a workshop or will have point-load equipment (lifts, benches). Budget $4-$8 per sq ft locally.
Hybrid approach — concrete under workbenches and heavy equipment zones, gravel elsewhere.
Pre-engineered galvanized steel built to local wind and snow codes, with stamped engineering drawings for permit submission. See state-by-state requirements.
14-gauge galvanized steel (standard, 10-year warranty) or 12-gauge upgrade (20-year warranty, +15%). For 30 ft+ wide buildings, 12-gauge is strongly recommended for structural integrity on larger spans.
29-gauge painted steel (standard, 20-year paint warranty) or 26-gauge upgrade (40-year paint warranty, +8%). Larger buildings benefit more from 26-gauge due to wind-load panel stresses.
90-170 mph depending on roof style and framing gauge. See our barn roof styles guide for climate-matched recommendations.
20-50 psf depending on roof style. Vertical roof required by code in most snow country.
Mobile home anchors (concrete pads) or auger anchors (dirt/gravel). Included at no extra charge.
Concrete anchors + hurricane strap tie-downs available (+15% in coastal zones). Pushes vertical roof wind rating to 200+ mph.
10-20 year framing warranty, 20-40 year paint warranty depending on gauge selections.
Free delivery and professional installation within our 30+ state service area. Most sheds go from order to installed in 3-6 weeks.
Flatbed truck delivery within our 30+ state service area.
2-4 person crew. 1-5 day install depending on size (smaller sheds complete in 1-2 days; 50×80 commercial scale builds 3-5 days).
Appropriate anchor system for your pad type.
All materials and packaging removed.
Week 1
Order placed, specifications confirmed.
Weeks 2-4
Manufacturing at our facility.
Weeks 4-5
Shipping to your site.
Install day
1-5 days on-site assembly.
Seven steps from inventory to quote. Size for your largest, tallest, and most numerous items — then add a buffer, because nobody ever wishes their shed were smaller.
List every item that will go in the shed with approximate dimensions. Don't forget: aisles for equipment to move through, workbench space, future growth.
A tractor with a front-end loader needs 10-12 ft width minimum. An RV needs 12-14 ft width. Multiple vehicles need 20-30 ft width. Boats on trailers need 14-20 ft width plus maneuvering room.
Each stored item needs its length + 2-4 ft maneuvering room. Standard pickup = 20 ft needed. Standard tractor with implements = 30 ft needed. Standard RV = 30-45 ft needed.
Standard vehicles OK at 8 ft. Tractors need 10 ft. Full-size RVs need 12-14 ft. Add a 2 ft buffer above your tallest item for easy access.
You'll acquire more equipment, store more things, and want workshop space you didn't initially plan. Budget for a shed 15-25% larger than your current needs — the marginal cost is low vs. retrofitting.
Horses involved → Modular Horse Barns. Aesthetics matter → Metal Colonial Buildings. Commercial → Metal Office Buildings or Steel Retail Buildings. Primary use is RV → Metal Camper Covers. See the comparison table above.
Share your ZIP code, intended size, use case, and any specialized needs. We'll provide delivered-and-installed pricing within 24 hours.
Start with a free quote. Share your ZIP code, intended size, use case, and any special configuration needs — we'll have delivered-and-installed pricing to you within 24 hours. Rent-to-own available on every size with no credit check.
Industry convention defines extra-large metal sheds as any shed 20x20 (400 sq ft) or larger. Standard metal sheds max out around 15x20. Extra-large sheds scale from 20x20 up through 50x80 (4,000 sq ft) and even larger custom builds. The term distinguishes residential/hobby-scale storage from true equipment, farm, or commercial-scale storage.
Permit requirements depend on your location, building size, and zoning. In most agricultural zones, buildings up to 1,500-2,000 sq ft are often exempt from permits. In residential zones, most municipalities require permits for buildings over 120-200 sq ft. We provide stamped engineering drawings with every order for permit submission. Our installation guide covers borough-specific permit guidance for major regions.
With basic maintenance, our extra-large metal sheds last 50-60+ years. Structural steel can last 75-100 years — paint and panels are typically the limiting factor. 29-gauge painted panels last 25-40 years before needing repainting. 26-gauge upgraded panels last 40-60 years. Our complete metal building maintenance guide covers the simple seasonal routine (2-4 hours per year) that preserves lifespan.
Yes. Our rent-to-own program is available in every size with no credit check, no interest, and 36-60 month terms. Monthly payments on a 30×40 extra-large shed typically run $380-$520. Early buyout available with no prepayment penalty. We also work with agricultural and construction lenders for buyers preferring traditional bank financing.
Garages are designed around vehicle storage — specific door sizes, eave heights, and configurations optimized for cars/trucks. Extra-large metal sheds are more flexible — same construction quality but configured for general storage, equipment, workshop, or mixed use. Price is similar at comparable sizes; the difference is in standard door/window configuration. If primary use is vehicles → Metal Garages. If primary use is equipment, mixed storage, or workshop → extra-large shed.
Yes. Standard configurations typically include one large roll-up door plus a walk-in man door. Additional doors are available for the long walls or back walls — common on sheds 30 ft long and larger. Pricing varies: standard 9x8 roll-up ($495 per additional), oversized 10x12 roll-up ($695), commercial 14x14 roll-up ($1,195), standard walk-in man door ($295). We help configure door placement for your specific use case during the quote process.
Yes, when configured for your climate. Standard regular-roof configurations handle 20 psf snow (adequate for most Southeast and interior South). For snow country, upgrade to a vertical roof (40-50 psf snow, 140-170 mph wind) — strongly recommended for all extra-large sheds in regions with meaningful snow. Our complete barn roof styles guide covers climate-based roof selection in detail. Hurricane coasts: vertical roof + hurricane strap upgrade (200 mph rating).
Yes. Lean-to additions are available on all our extra-large sheds — add 10-20 ft of covered open-sided space on one or both sides for equipment overflow, hay storage, or shade. Lean-to pricing: $85-$145 per linear foot depending on depth. Great for farm operations where you have a mix of weather-sensitive storage (inside enclosed shed) and weather-tolerant storage (under lean-to).
Bulldog Steel Structures delivers extra-large metal sheds throughout 30+ states covering the East Coast, Southeast, Mid-Atlantic, Midwest, South, and parts of the Southwest. Call us with your ZIP code to confirm your delivery zone. Free delivery and installation included for all addresses within our service area.
I'm really happy with the way my building turned out! Due to living in city limits I had to make changes to my original plan but working with Bryan made it easy. He was great to work with!
Bulldog Steel Structures is fantastic. We had a 24'x40' garage built with two 10' garage doors, an entry door, two windows and fully insulated for under $16,000. The whole experience was so easy. Our salesman was Bryan Valadez. Bryan was so helpful and was easily available to answer my questions. Rebekah Aldridge handled all the documents and signing of them. The whole process was great. The building is well constructed and the crew that erected it were courteous and cleaned the worksite afterwords thoroughly. They did an excellent job in a time efficient period. Our experience with Bulldog Steel Structures was just great and we highly recommend them.
I'm in early stages, just put deposit on building. I reviewed about 10 quotes and worked with many vendors in the space to assess. Constance from Bulldog Steel Structures made the experience fabulous and was key in our decision making. It's so refreshing to see a company like this have such outstanding client facing service. We are excited and huge shout out to Constance and the team. Bravo!
I have purchased two structures/buildings from them and have been greatly satisfied. From "idea to implementation" it has gone smoothly. I love the idea of having one single point of contact (Noah) for any questions or concerns. The install crew comes in and gets right to work and the quality is the best I have seen. Highly Recommend!
I worked with Bryan Valadez in putting together my bids for a 2000 SF shop/garage. He was great to work with, very quick to respond and answered all my questions and concerns during several very thorough conversations regarding my project. I recommend you give Bulldog a shot when searching for your next building, their pricing was very good compared with some of the others, and they just seemed to have it very together for their process. Great Job, thanks Bryan. Jason
Showed up on time and excellent quality. Could not be more pleased with the results!
I called and spoke to Bryan. With some back and forth he helped me finalize the design (40x100 foot print). I placed my order and had to wait for my King County building permit to be issued. Once the slab was completed the installation team arrived with all the pieces. They got right to work and the building was completed in 8 days !!! I would highly recommend Bryan and Bulldog to any one :) Many thanks john in the pacific northwest
Great company to do business with. Would recommend them to others.
Great to deal with. Building went up with no problems.
I had a great experience with Bulldog Steel Buildings. The representatives were able to help me move from the online design to an actual building design to meet my goals. They set up the delivery and installation which turned out great. Installation was scheduled quickly after the foundation was done; and the building was completed within 2 days. Pricing was reasonable, and I'm very pleased with my new building.
Bryan was great- honest, helpful, responsive and knowledgeable. I will call him if I ever need another steel building
This company is the real deal. They go over and beyond to satisfy their customers. It is a joy to work with them. They are very knowledgeable and efficient. I looked forward to finishing my project with them.
Humberto was very responsive and it was a pleasure to work with. He went above and beyond to get delivery scheduled as soon as possible for our 30x50 building. Great company to work with.
Hey folks - these people at Bulldog are real. Noah helped me all the way through - extremely patient and knowledgeable. He answers most often and when he doesn't it's easy to get another HUMAN to speak with. I looked at several companies for this project - I settled on the right one. If you wind up doing business with Brian - you're in luck there to. Outstanding work - worthy of trust.
I purchased a 26x32 Garage from Bulldog Steel Structures they had it finished in two days. It looks really nice and the install crew was great. I’m thinking of getting another building and I will definitely contact Bryan Valadez again at Bulldog.
Great experience from start to finish. The sales process was easy and Casey helped me revise my plans several times to get the right building for my needs. Communication was excellent! The build crew was on time, friendly and professional. Beto took the time to understand what cutouts I needed and why I needed them in the sizes planned. Exceptional work. Highly recommend. Thank you!
I would recommend Bulldog Steel Structures highly. They are very professional and accommodating. Want to give special thanks to Randall Hall and also matt preslar. They were very accommodating and helping me fill out paperwork and handling things when a timely basis. The building we were very satisfied with and the installers also were very polite and had things done on a timely basis. Thanks again Randall and Matt you`ve got my five star rating
Bulldog has been great to work with. They explained everything from beginning to end. I live in the mountains of New Mexico and the staff made sure that my garage had the right support needed for this area of the country. I would highly recommend them for anyone building a new carport or gaeage!
Good design tool on their website. Great customer service.
Have had nothing but a positive experience with Bulldog! Bryan was super helpful and still is after our install! He still responds super prompt and helpful. No complaints about our structure, as it looks amazing! Installers did a great job and picked up very nicely after they were done. Highly recommend!!
I have now had my building in place for 3 months and I want to say that the whole team at Bulldog was very helpful throughout the entire process. My salesperson, Matthew, was extremely responsive. He was very helpful with the design phase, where we went back and forth with 3-4 different designs before settling on the perfect one. He always got back to me right away when I had a question. Although the delivery was delayed, understandable with the pandemic, he helped interface with Carolina Carports when I had delivery questions. So far I have no issues with the completed building. No leaks and all the doors are functioning perfectly. I would highly recommend using Bulldog for all your metal building needs.
Frank Rangel was very helpful and respectful. Also very understanding. I was pouring a concrete driveway and trying to put my down payment down. I may of got a little frustrated in the middle of it all. I could see the smile on Frank`s face the whole time! Thank you sir!
This is my second building from bulldog and I`m buying the same building , just different colors. They are great buildings that are strong and economical.
Excellent customer service during my order process, answered all my questions and they were very patient.
The website was very flexible and helped me customize my carport. The Bulldog staff was very prompt and helpful throughout the process.
Put up a RV cover for me on a concrete pad. Turned out great and the guys cleaned up after the work. Very satisfied. Would recommend these people.
I love my “She Shop.” It was amazingly easy. I sent an email, made 2 phones calls and it was done. The installation went even easier. Three guys showed up one day and finished the next. They were polite and cleaned up after themselves. My husband’s friends are all very impressed with the construction and materials used but were amazed at the reasonable price. I could not be more pleased. Thank you
I visited their website and used the 3D estimator and was able to see my building with doors, window placements, colors,and overall look. When you add or change any feature, including size, you can immediately see the result and change in price (if any). You can rotate the structure to see the overall look and framework. Once I placed my order, it was quickly and efficiently handled and the cost was lower than the estimate on the website The installers showed up early one morning and by noon the next day they had completed the structure. Everyone that comes by remarks on how nice it looks. I am very pleased with every aspect from ordering to installation.