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Head Office—Post Falls

3635 E. Covington Ave.
Post Falls, ID 83854
(800) 833-9997

Denver

9518 I-25 Frontage Rd.
Longmont, CO 80504
(800) 833-9997

Oregon

63765 Dechutes Market Rd
Bend, OR 97701
(800) 833-9997

Sagle Idaho

154 Ivy Dr
Sagle, ID 83860
800-833-9997

Spokane Valley

13520 E. Nora
Spokane Valley, WA 99216
509-464-0000

Zillah

804 Zillah West Drive
Zillah, WA 98953
(800) 833-9997

Washington Barndominiums
Built to Last a Lifetime

Steel Structures America has been designing and building barndominiums across Washington since 1995. With over 15,000 completed projects, we are the areas most trusted builder.

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15,000+

Projects Completed

30+

Years in Washington

2

Washington Locations

6

States Served

Custom Barndominiums Built by Steel Structures America

A barndominium Washington property owners have been planning and dreaming about is closer to reality than most people expect, and Steel Structures America has been making it happen across the state since 1995. Whether you own rural acreage in Spokane County, land along the foothills of the Selkirks in Stevens County, a parcel in the Yakima Valley, or anywhere across Eastern Washington’s wide-open rural landscape, SSA designs and builds custom barndominiums that combine a durable post-frame structure with finished, comfortable living space and as much shop or garage room as your property and lifestyle call for.

With a dedicated sales office in Spokane Valley and a second Washington location in Zillah serving the Yakima Valley and central Washington, SSA is the Inland Northwest’s most experienced and locally grounded barndominium builder. More than 15,000 completed structures across Washington, Idaho, Oregon, Montana, Colorado, and Wyoming represent the depth of regional construction knowledge that a distant online kit company simply cannot replicate.

A beautiful barndominum with large windows and spacious living quarters

Why Post Frame

Why Washington Property Owners Choose Barndominiums

Eastern Washington has quietly become one of the stronger barndominium markets in the Pacific Northwest, and the conditions driving that growth are straightforward. The combination of accessible rural acreage east of the Cascades, a deep outdoor recreation and working-land culture, climate demands that make covered shop and storage space genuinely valuable rather than optional, and a population that has been growing steadily as buyers relocate from higher-cost urban areas to the west all point in the same direction.
Property buyers relocating from Seattle, the Eastside suburbs, and the Puget Sound corridor have been purchasing rural land across Spokane County, Stevens County, and the Yakima Valley in significant numbers. Many of them are looking for a home that matches the reason they moved east: space, independence, land they can actually use, and room for the recreational equipment and projects that define the Eastern Washington lifestyle. A barndominium does that better than almost any other housing type at any comparable price point.

A few specific factors that make a barndominium a great fit for Eastern Washington:

Built for Washington Weather

Eastern Washington winters bring real snow loads and cold that require properly engineered structures. Spokane County sits in a snow load zone that demands careful structural calculation to avoid risk.

Fully Custom

Every SSA metal building is designed from scratch. Size, layout, siding, roofing, overhead doors, insulation, lofts, lean-tos, and more are all specified to fit your property and your goals.

Efficient Build Process

Pre-engineered components and in-house manufacturing streamline construction and reduce delays compared to traditional home builds.

Better Long-term Value

Lower maintenance, durable materials, and efficient construction make post-frame a smarter long-term investment than stick built.

Low Maintenance

No painting, no rot, no termites. Steel structures require virtually zero maintenance year after year.

Purpose Flexibility

Every SSA building is designed from scratch. Size, layout, siding, roofing, overhead doors, insulation, lofts, lean-tos, and more are all specified to fit your property and your goals.

What We Build

What an SSA Barndominium Looks Like

SSA doesn’t sell cookie-cutter barndominium kits. Every building we design
starts with a conversation about your land, your intended use, your
household size and needs, and your budget. From there, our design
team builds a custom structure around those specifics. Here is a look
at the most common barndominium configurations we build across Washington.

Barndominium Type Typical Size Key Features
Shop-Primary Barndo 40x60 to 60x100 Large shop with living quarters on one end
Home-Primary Barndo 1,800 to 3,500+ sq ft Full living space with attached garage or shop
Shouse / Shop Home 40x80 to 60x120 Equal or near-equal shop and living square footage
Barndo with Loft 1,500 to 3,000+ sq ft Main floor living with loft sleeping or office above
Hobby Barn with Quarters 40x60 to 50x80 Self-storage, warehouses, contractor yards, light industrial
Agricultural Barndo 60x100 to 80x160 Working farm barn with attached residential wing

Built for How You Actually Use It

Whether you want open living space, room for a workshop, or a place to
combine both, your metal building is designed around how you will use it.

A stunning barndominium interior
Open Living, Done Right

Spacious layouts with room to breathe. Design kitchens, living areas, and gathering spaces without the constraints of traditional floor plans.

A barndominium offers the ultimate flexibility in design
No Layout Restrictions

Wide clear spans give you full control over your interior. Add rooms, expand spaces, or keep it open. The layout is entirely up to you.

A Large post frame shop has no posts, making storage easy
Live + Work Under One Roof

Seamlessly combine living space with a shop, garage, or workspace. All designed to function together without compromise.

Stop Guessing. Start Building.

Most people don’t know where to start. That’s exactly why we built our process the way we did.
We walk you through design, pricing, engineering, and construction step by step so you always know what’s next and what it costs.
No confusion. No handoffs. No surprises.

Request your free quote today.

The team at Steel Structures America is guiding a customer through the process of constructing a pole building

Our Work

See It Built

Real buildings, real customers.
Every barndominium is custom-engineered and professionally installed.

A corner shot of a custom white barndominium
A barndominium farm with horses

There are hundreds of other barndominiums available to view by clicking here.

Customer Reviews

Trusted by Thousands

Hear from real customers who chose Steel Structures America for their barndominium’s design and construction.

★★★★★

“Had a great experience with Craig O’Neal. He’s really great at showing how the structure will look, I was impressed with how quickly he can make modifications to the structure on his laptop so we have an excellent idea of what the final product will look like. Craig is knowledgeable and straightforward about the costs and the timeline. Total Pro!”

Robert Henry

Spokane, WA

★★★★★

“Jess Magnus is the best of the best. His attention to detail is second to none. He takes the time to go through the entire process from Hiring SSA to job completion. He will help you maximize your land with a steel structure that fits your needs and wallet, not try to oversell you.”

Tim Tooker

Rathdrum, ID

★★★★★

“Very professional from the beginning to the end. I am very satisfied with my end product. It was worth paying a premium price. Everyone I worked with, Doug, Billy and Jessica were professional and easy to work with.”

Randall Lee Paige

Longmont, CO

Washington Service Area

Barndominium Builders in Spokane and Spokane Valley

 

SSA’s Spokane Valley sales office at 13520 E. Nora Ave. puts our team directly in the heart of the Inland Northwest’s most active barndominium market. Spokane County has seen consistent demand for barndominium construction as buyers purchase rural and semi-rural parcels across the county, from the forested hillsides of Colbert and Deer Park north of the city to the agricultural benchland east of the valley toward Liberty Lake and Otis Orchards, and out to the farmland of the West Plains near Cheney and Airway Heights.

Eastern Washington’s four-season climate creates specific engineering requirements for barndominiums that SSA has worked through on hundreds of completed projects in the region. Spokane County sits in a real snow load zone. A barndominium that also functions as your primary residence has to be engineered to handle ground snow loads reliably, year after year, without structural compromise. The exposed West Plains west of Spokane also add meaningful wind load demands to building designs in that area. SSA engineers every Spokane-area barndominium to the specific structural requirements of its site using Washington-licensed engineering professionals.

The Spokane Valley office serves buyers throughout the broader Inland Northwest barndominium market, including Stevens County, Lincoln County, Adams County, Ferry County, and the rural communities across northeastern Washington where acreage is still accessible and the barndominium lifestyle fits naturally into the landscape and culture.

Spokane and Surrounding Area

Snow loads vary by elevation and site. SSA uses Washington-licensed engineers and the Ground Snow Loads for Spokane reference to correctly calculate structural requirements for every Washington build.

Yakima Valley & the Rest of Eastern Washington

Our Yakima office serves serves buyers throughout Yakima County, Kittitas County, and the surrounding region. We have extensive experience with the specific code and climate requirements of these areas.

Washington Office Locations

Spokane Valley 13520 E Nora. Ave
Spokane Valley, WA 99216
Yakima Valley Office 804 W Zillah Dr.
Zillah, WA 98953
Phone (800) 833-9997
Hours Mon–Thu: 9am–5pm
Fri: 9am–4pm
Get a Free Quote

Looking for one of our other locations? Click here.

A shop with double lean to's provides for exceptional storage and useability

Barndominium Builders in the Yakima Valley and Central Washington

SSA’s Zillah office at 804 Zillah West Drive places our team in the center of the Yakima Valley barndominium market. Yakima County, Kittitas County, Benton County, and the surrounding region have seen growing interest in barndominium construction from a mix of agricultural landowners, Yakima Valley residents purchasing rural acreage, and buyers relocating from the Seattle metro looking for rural property at more realistic prices.

The Yakima Valley presents its own engineering environment for barndominium construction. Snow loads in the valley floor are generally lower than in the Spokane area and the northern counties, but wind loads can be significant in exposed locations, and the valley’s agricultural operations place demanding structural requirements on buildings that are also residential spaces. SSA engineers every Yakima Valley barndominium to the specific structural demands of its site, not to a generic central Washington estimate that may not account for actual site exposure and elevation.

The Zillah office serves buyers across Yakima County, Kittitas County, and the Tri-Cities area in Benton County. Yakima Valley agricultural operators building homes integrated with farm operations, buyers building on fruit orchard property, and families purchasing rural acreage outside Yakima, Selah, Ellensburg, or the Tri-Cities all have direct access to a local SSA team for design consultations and project planning.

1995
Family-Owned Since
5 Gen.
Sternberg Family Construction Legacy
30+
Erecting Crews
15 Yrs
Avg. Crew Leader Experience
In-House
Engineering & Design

Building Options

Customize Your Washington Barndominium

One of the advantages of working with SSA is the depth of customization available. Your barndo isn’t a catalog item, it’s a custom structure designed around your land, your use case, and your budget. Here is a look at what you can specify.

Metal Siding and Roofing

SSA owns Metal America and offers more than 50 colors and specialty finishes for metal siding and roofing. This includes standard painted steel in colors from ash gray to charcoal, as well as specialty printed finishes including barnwood, brick, and other decorative options. Two-tone combinations with wainscot accents are popular in Washington and give buildings a finished, polished look.

Overhead Doors

Your overhead door configuration matters as much as your building dimensions. SSA owns Garage Door Design to supply Therma Tech insulated steel doors and other options in sizes from standard residential widths up to doors large enough for combines and big rig trucks. Matching painted finishes keep your building looking clean and intentional.

Perma-Column Foundations

SSA is a Perma-Column partner, offering precast concrete column foundations as an alternative to traditional buried wood posts. Perma-Column eliminates wood-to-soil contact, which is the primary cause of post rot and structural failure in post-frame buildings over time. If you want a building that holds up for generations without foundation concerns, Perma-Column is worth a conversation.

Lean-Tos and Additions

Many Washington barndominiums often include lean-tos on one or both sides for additional covered storage, a sheltered equipment staging area, or a covered porch. SSA designs and builds lean-to additions as part of the original structure or as additions to existing buildings.

Lofts and Interior Finishing

For shop and barndominium projects, SSA can include loft floors, interior wall systems, insulation, and finished interior spaces. If you want a shop with a finished office or apartment above, or a barndominium with a modern interior finish package, we design that into the building from the start.

Insulation Systems

For shops, garages, and living spaces in Washington’s climate, proper insulation is critical. SSA offers spray foam, fiberglass, and rigid board options appropriate for your building’s use.

Our Process

From Quote to Completed Building

Here is what the process looks like when you build with SSA in Washington.

1

Free Quote & Design

Tell us what you want to build, where, and your budget. We lay out a building that fits your property.

2

Engineering

Every SSA building is individually engineered by Washington-licensed professionals for your specific site.

3

Permitting

Our team handles the permit process with your Washingoton county. We know what local jurisdictions require.

4

Construction

Professional erecting crews with an average of 15 years of experience handle your build start to finish.

5

Warranty

SSA stands behind its builds. Ask about our warranty coverage when you request your free quote.

Why a Barndominium Beats Other Washington Housing Options for Rural Buyers

Buyers considering a barndominium in Washington are usually comparing it to at least one other option, and the comparison almost always favors the barndominium for rural Eastern Washington property owners.

Versus a traditional stick-built custom home, a post-frame barndominium delivers a faster construction timeline, a lower cost per square foot for the overall structure, and a large attached shop or garage that would add substantial cost to a conventional custom home build. Modern barndominium designs have come a long way aesthetically, and the gap between a finished barndominium interior and a conventional custom home interior has narrowed considerably.

Versus a prefab or manufactured home, a barndominium gives you a permanently engineered structure on your property, a custom layout designed around how you actually live and work, and the attached shop space that manufactured housing simply cannot provide. Barndominiums also tend to hold and appreciate in value more consistently than manufactured homes on rural land, which matters when you are making a significant investment in a piece of Eastern Washington property.

Versus buying an existing home in a rural Washington community, a barndominium built on your land gives you the layout you actually want, construction that meets current engineering and code standards for your specific site and county, and shop or garage space sized to your actual needs rather than whatever happened to be built on the property you purchased.

13849_WallaWalla_WA_EventCenter_48x72x21

Ready to Build Your Washington Barndominium?

Whether you’re buying land, expanding your farm, starting a business,
or finally building the shop you’ve been planning, SSA is
ready to put your project together. Request a free quote below!