Standard Metal Garages – 15 x 20 x 10
Price range: $5,105.00 through $20,435.00
Flexible everyday use
Works well for residential, storage, utility, and mixed-use applications.
Clean, modern appearance
A streamlined design that fits naturally with a wide range of property styles.
Built for customization
Choose the configuration that best fits your placement, layout, and coverage goals.
20×35×12 Garage with Dual Lean-Tos Specifications
Complete technical specifications for the enclosed garage with left and right lean-to configuration
| Building Name | Standard Barns – 20 x 35 x 12 |
|---|---|
| Center Building Size | 20′ W × 35′ L × 12′ H(single legs baserail) |
| Left Lean-To Size | 12′ W × 35′ L × 8′ H(single legs baserail) |
| Right Lean-To Size | 12′ W × 35′ L × 8′ H(single legs baserail) |
| Building Type | Enclosed Barn with Dual Lean-Tos |
| Roof Style | Regular Roof |
| Center Roof Pitch | 3/12 |
| Lean-To Roof Pitch | 2/12 |
| Frame Gauge | 14-Gauge Steel |
| Certification | Varies by location |
| Installation Surface | Concrete – Asphalt – Ground – Gravel |
| Center Enclosure | Ends – Fully Enclosed | Sides – Fully EnclosedIncluded |
| Center Panel Orientation | Horizontal |
| Left Lean-To Alignment | Center |
| Left Lean-To Front End | Opened |
| Left Lean-To Back End | Closed |
| Left Lean-To Side Wall | Closed |
| Left Lean-To Panel Orientation | Horizontal |
| Right Lean-To Alignment | Center |
| Right Lean-To Ends | Fully Enclosed |
| Right Lean-To Side Wall | Closed |
| Right Lean-To Panel Orientation | Horizontal |
| Roof Color | Pewter Gray |
| Trim Color | Slate Blue |
| Wall Color | Slate Blue |
| Garage Door | 10×10 Feet Garage Door (Roll-Up) | Front Wall |
| Garage Door Color | White |
| Options | Side Connection Fees |
| Jobsite Level | Site needs to be level |
| Electricity Available | No |
| Notes | CC Processing Fee |
What Can You Do with an Enclosed Barn + Dual Lean-Tos?
This 20×35 center unit with two 12×35 lean-tos gives you enclosed security plus covered side storage and work space
Vehicle + Equipment Storage
Keep vehicles secure inside while using the lean-tos for trailers, mowers, or daily-use equipment
Workshop + Covered Bays
Use the enclosed center as a shop and the side lean-tos as protected outdoor work areas
Farm & Ranch Shelter
Store feed, tack, and tools inside while keeping tractors and implements under the side covers
Business Utility Building
Great for contractors who need enclosed inventory space plus covered loading and parking zones
Boat / Trailer Coverage
Lean-tos provide protected side coverage for trailers, boats, and oversized outdoor items
Home Gym / Studio
Use the enclosed center section for a private gym or studio while keeping storage separated outside
Barn-Style Storage
The barn layout offers a practical mix of enclosed storage and side protection for changing needs
Mixed-Use Covered Space
Separate enclosed and semi-enclosed areas make this a flexible all-in-one metal building
What’s Included in This Configuration
All features and layout details included in this standard barn setup
✓ Included Configuration
Base features in this build
- 20′ × 35′ × 12′ enclosed center barnMain fully enclosed center structure
- Left 12′ × 35′ × 8′ lean-toAttached side extension with mixed enclosure
- Right 12′ × 35′ × 8′ lean-toAttached side extension with enclosed ends and closed side wall
- Regular roof styleConfigured main roof style for this barn
- 14-gauge steel frameStrong structural framing throughout the building
- Center fully enclosedBoth ends and both sides enclosed
- Horizontal panel orientationApplied to center and both lean-tos
- 140 MPH / 25 PSF certifiedCertified wind and snow rating package
+ Additional Details
Extra configuration info
- Pewter Gray roofSelected roof color
- Slate Blue trim and wallsCoordinated color package for trim and wall panels
- 10×10 roll-up garage doorInstalled on the front wall of the center unit
- White garage doorSelected garage door color
- Left lean-to front openAllows open access on the front side
- Left lean-to back and side closedProvides additional enclosed coverage on one side
- Right lean-to fully enclosed endsRight lean-to ends are enclosed with a closed side wall
- Side connection feesListed in options for this build
Choose Your Path to Ownership
Order this exact barn setup, customize it online, or work with our design team
Order This Build
Use this exact configuration
Best if you want this exact 20×35×12 standard barn with dual lean-tos, listed colors, and certified rating.
- Pre-configured center barn + dual lean-tos
- 10×10 front roll-up door included
- 140 MPH / 25 PSF certified build
- Pewter Gray and Slate Blue color package
We will confirm all details before scheduling
Customize in 3D
Design your exact building
Use our interactive 3D builder to change dimensions, lean-to layouts, door placements, colors, and enclosure options.
- Visual 3D design tool
- Real-time configuration updates
- Adjust lean-to enclosure details
- Save & share your design
Opens in new tab • Save your config code
Request Design Help
Let our team guide the project
Need changes to openings, side closures, lean-to layout, or height? Our team can help design and quote the right custom barn.
- Expert design consultation
- Permit and certification guidance
- Custom barn layout support
- Response within 1 business day
Free consultation • No obligation
How the 3D Builder Works
Design your ideal barn with lean-tos in minutes with real-time configuration control
1. Launch Builder
Click below to open the builder in a new tab while keeping this page available.
2. Configure Your Build
Adjust size, roof style, lean-to enclosure, door layouts, colors, and certification options.
3. Save Your Design
Copy your configuration code or summary before returning to this page.
4. Complete Order
Return here and submit your design so we can confirm pricing and installation details.
Ready to design your custom 20×35 barn with dual lean-tos?
Tip:Keep this page open while designing so you can return and submit your final configuration.
What Affects Your Final Price?
No hidden fees. Understand the key factors that shape your final quote.
Your Location
Regional delivery distance, labor access, and local code requirements can affect installed cost.
Steel Gauge
This configuration uses a 14-gauge steel frame. Heavier upgrades can increase total price.
Roof & Lean-To Layout
The regular roof center and dual lean-to layout affect materials, labor, and overall project cost.
Certification
Certification available to your local requirements.
Doors & Side Closures
The included 10×10 roll-up door and lean-to wall/closure details influence final pricing.
Site Conditions
Concrete readiness, site leveling, electricity availability, and side connection fees can affect installation cost.
20×35 Barn with Dual Lean-Tos Pricing
Final pricing depends on location, certification requirements, site readiness, and requested custom changes
Flexible Financing & Rent-To-Own
Make your metal barn project more affordable with flexible payment options
Traditional Financing
Credit Check Required
- Loans available for larger metal building projects
- Competitive rates based on approval
- Flexible repayment terms
- Simple online application process
- Ownership from day one
Rent-To-Own (RTO)
No Credit Check
- No credit check required
- Fast approval in many cases
- Low upfront commitment
- Affordable monthly payments
- Own your building at the end of term
How Delivery & Installation Works
Simple 4-step process from order to completed building
Place Your Order
Submit your request and confirm the selected size, lean-to layout, colors, and site conditions.
Step 1
Production
Your building is scheduled for fabrication based on current production timing and certification needs.
Step 2
Prepare the Site
Make sure the concrete installation area is ready and accessible before the crew arrives.
Step 3
Installation
Our crew installs the enclosed center barn, both lean-tos, and the included front roll-up garage door.
Step 4
Site Preparation: Important Notes
Before our crew arrives, please review the following project details:
- Concrete installation surface required
- Electricity available is listed as No
- Side connection fees apply
Need help with permits?This building is listed asVaries by location, which may help support local approval requirements.Learn about permits →
What Our Customers Say
Real feedback from verified metal barn buyers
“The enclosed center section is perfect for secure storage, and the two lean-tos give us a ton of extra covered space. Great setup for our property.”
“We loved the Slate Blue walls and trim combo with the Pewter Gray roof. The dual lean-to layout made this building far more useful than a standard garage.”
“The center stays secure, and the side lean-tos are perfect for trailers and equipment. It turned out exactly how we needed.”
Compare Popular Barn Sizes
See how this barn configuration compares with other common options
| Feature | 18×30 Barn | 20×30 Barn | 20×35 Barn | 24×40 Barn |
|---|---|---|---|---|
| Center Size | 18×30 | 20×30 | 20×35 | 24×40 |
| Lean-Tos | Optional | Optional | Dual 12×35 | Larger dual options |
| Center Height | 10′ H | 10′ H | 12′ H | 12′ H |
| Best For | Basic storage | Vehicle + storage | Balanced enclosed + side cover | Larger mixed-use needs |
| Style | Customizable | Customizable | Regular Roof Barn | Customizable |
| View 18×30 | View 20×30 | You’re Here | View 24×40 |
20×35×12 Standard Barn FAQ
Quick answers to common questions about this configured barn