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★★★★★ 4.96 out of 5 Based on 1,100+ reviews
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30×55 Metal Building

Original price was: $23,610.00.Current price is: $18,888.00.

The 30x55x12 metal building delivers 1,650 sq ft of clear-span space – enough length for most Class A motorhomes up to 45 ft with room for a work area behind them. Comes standard with (2) 10×10 roll-up doors, (1) 36-in. walk-in door, and (3) 30×36 windows. Free delivery and installation included.

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SKU: KMB-305512-213 Category: Tags: , , , ,
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Width

30'
Length

55'
Height

12' (up to 16' available)
Square Footage

1, 650 sq ft
Cubic Feet

19, 800 cu ft
Roof Style

Vertical A-Frame
Frame Gauge

14-gauge
Frame Material

Galvanized steel
Roof Panel Gauge

29-gauge (optional 26-gauge upgrade)
Wall Panel Gauge

29-gauge (optional 26-gauge upgrade)
Roll-Up Doors

(2) 10×10 roll-up doors
Walk-In Door

(1) 36-in. walk-in door
Windows

(3) 30×36 windows
Wind Rating

Up to 150 MPH engineered (optional 180mph upgrade)
Snow Rating

Up to 35 PSF engineered (optional 90 psf upgrade)
Warranty

20-year rust-through frame
Color Options

15 standard + Wainscot available
Condition

New
Brand

Keen's Buildings
$0 Down Financing

$249/mo
Rent-to-Own

$514/mo
Rv Garage With Shop Space

Why the 30x55 is one of our most-ordered sizes

The 30x55x12 Keen's metal building gives you 1,650 square feet of clear-span interior (19,800 cu ft of volume) - enough length for most Class A motorhomes up to 45 ft with room for a work area behind them. Factory-direct, free delivery, and free installation are included with every quoted price.

1,650Sq Ft Clear-Span
19,800Cubic Ft Volume
20 YrsRust-Through Warranty
FREEDelivery & Install
What's Included

Standard 30x55x12 Configuration

Every Keen's 30x55 enclosed metal building ships as a complete, installed package. Customize any line item through your specialist or our online designer - options listed below are the out-of-the-box standard.

Width
30 ft
Length
55 ft
Sidewall Height
12 ft (up to 16 ft available)
Square Footage
1,650 sq ft
Cubic Feet
19,800 cu ft
Roof Style
Vertical A-Frame
Primary Frame
14-ga galvanized steel
Roof & Wall Panels
29-ga (26-ga upgrade)
Roll-Up Doors
(2) 10x10 roll-up doors
Walk-In Door
(1) 36-in. walk-in door
Windows
(3) 30x36 windows
Wind Rating
Up to 170 MPH (engineered)
Snow Rating
Up to 35 PSF (engineered)
Warranty
20-yr rust-through frame
Color Choices
13 standard + Two-Tone
Condition
New, factory-direct
Common Uses

What people build with a 30x55

1,650 square feet is enough to support a wide range of uses. Here are the four most common configurations our specialists see for the 30x55x12.

3-4 Car Garage

Comfortable for 3-4 full-size vehicles with room around each for doors to open and work to happen. Add a second roll-up and a walk-in door for easy in/out access.

Home Workshop or Mancave

Enough depth for a workbench, tool cabinets, and a dedicated hobby area. Popular for woodworkers, gunsmiths, metal fabricators, and classic-car enthusiasts.

RV or Toy-Hauler Garage

Most Class-A and fifth-wheel RVs fit in this size range - raise the walls to 14 ft and upsize the roll-up door to 12x12 or 14x14 for full clearance.

Landscaping / Trade Shop

Covered truck parking, trailer storage, and a secure tool room for contractors, landscapers, and small trades who need a professional base of operations.

Financing

Payment options on a 30x55

The 30x55x12 base package starts in the mid $20s delivered and installed. Final price depends on height, gauge, colors, doors, insulation, and your state's engineering requirements - your specialist will build a firm, out-the-door number in one call.

From $20,600Installed, base package
$275/mo$0 Down Financing
$572/moRent-to-Own · No Credit Check

Starting prices are estimates based on a base configuration in Florida. Your actual quote may be lower or higher depending on upgrades and state certification. Call 386-339-1676 for a same-day firm price.

Why Keen's

The difference of a factory-direct, 26-year installer

26 Years in Business Keen's Buildings has been a family-owned, factory-direct operation since 1999.
75,000+ Buildings Installed One of the Southeast's most-installed brands, with crews on the road five days a week.
4.96-Star Reviews 1,100+ verified customer reviews - independently collected through Reviews.io.
Free Delivery & Installation Every price quoted is delivered and installed on your prepared, level site - no setup surprises.
20-Year Warranty 20-year rust-through warranty on your galvanized frame, plus manufacturer warranties on panels.
$0 Down Financing & RTO $0-down financing and rent-to-own with no credit check - apply online or over the phone.

Get a firm, installed price on your 30x55

Our specialists build your quote in under 10 minutes. Financing, concrete, insulation, and upgrades all included in one number.

Frequently Asked

30x55 metal building questions, answered

What's included with a standard 30x55 metal building from Keen's?
Every Keen's 30x55x12 enclosed building ships standard with (2) 10x10 roll-up doors, (1) 36-in. walk-in door, (3) 30x36 windows, a 14-gauge galvanized primary frame, 29-gauge roof and wall panels, and an A-frame vertical roof. Free delivery and free installation on your level site are included in the price, plus a 20-year rust-through warranty on the frame.
How much does a 30x55 metal building cost?
A base 30x55x12 Keen's enclosed building starts in the mid $20s installed. Final price depends on height, gauge, door and window count, color, insulation, and your state's wind/snow certification. Call 386-339-1676 for a same-day custom quote or use our online designer - we'll match your county's code and deliver a firm, installed price.
How long does delivery and installation take?
Lead time is typically 4-8 weeks from the day you reserve, depending on state, factory queue, and season. Installation on a prepared, level site usually takes 1-3 days for this footprint. Keen's has installed more than 75,000 buildings since 1999, and we schedule your crew, handle delivery, and anchor the building for you.
Do I need a concrete slab for a 30x55 metal building?
A concrete slab is recommended for most enclosed buildings this size, especially if you're parking vehicles, running a workshop, or bolting in equipment. Keen's can pour your slab as part of the project (rolled into your financing) - plan on roughly $6-$10 per square foot for a 4-inch reinforced slab depending on your region. We can also install on a gravel pad or directly to ground with mobile-home anchors for equipment storage.
Do I need a permit for a 30x55 metal building?
Most counties require a permit for an enclosed building of this size. Keen's will provide engineered drawings, wind/snow certifications, and foundation specs sized to your county - this is usually all a building department needs. Your Keen's specialist will walk you through the local process, and our state landing pages cover permitting nuances for your area.
What is a 30x55 metal building best used for?
A 30x55 gives you 1,650 square feet of clear-span space and 19,800 cubic feet of enclosed volume. It's enough length for most Class A motorhomes up to 45 ft with room for a work area behind them. With custom door, window, and height options you can adapt the same shell into a garage, workshop, barn, warehouse, or agricultural shelter.
Can I customize a 30x55 metal building?
Yes - you can upsize doors up to 14x14, add garage door openers, add windows, raise the side walls from 10 ft to 16 ft, add lean-tos, upgrade gauge, and add insulation. Color-match your roof, walls, and trim from 13 standard brand colors. Use our online designer or call 386-339-1676 - we'll walk you through the configuration.
What warranty comes with a Keen's Buildings metal building?
Every Keen's enclosed building includes a 20-year rust-through warranty on the galvanized primary frame, plus a manufacturer's panel warranty on roof and wall sheeting. Our installation labor is warrantied at delivery, and your specialist stays with you for post-install service. Keen's has been in business since 1999 with a 4.96-star customer rating over 1,100+ reviews.
What financing is available for a 30x55 metal building?
Keen's offers $0-down financing and rent-to-own with no credit check on every size in this catalog. Apply online in minutes or call 386-339-1676 - we'll structure your monthly payment around your budget and roll in concrete, insulation, and upgrades if needed.
Does Keen's deliver and install in my state?
Keen's delivers and installs across the Southeast and Mid-Atlantic - including Tennessee, Alabama, South Carolina, North Carolina, Georgia, Florida, Virginia, West Virginia, Kentucky, Mississippi, Louisiana, Arkansas, Missouri, and several additional states. Visit our state landing pages or call 386-339-1676 to confirm coverage in your county.
Other Popular Sizes

Related metal building sizes

Comparing sizes? These are the closest alternatives to the 30x55 in our catalog.

30x50 Metal Building 30x60 Metal Building 30x45 Metal Building 30x65 Metal Building 40x55 Metal Building 30x40 Metal Building 30x70 Metal Building 30x35 Metal Building 50x55 Metal Building 30x30 Metal Building

About this listing

Published and maintained by the Keen's Buildings product team. Keen's Buildings is a factory-direct metal building dealer headquartered at 620 W. Howard St., Live Oak, FL 32064, established in 1999. Pricing, configurations, and certifications on this page reflect our current Florida-base package and may vary by state. For a firm price in your county, call 386-339-1676 - Mon-Fri 8am-5pm | Sat 8am-1pm.