Prefab Tiny Homes in Washington State

Johnston Contracting Services specializes in Prefabrication, Custom Design, & Engineering Services with Tiny Homes and Commercial Projects.

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Johnston Contracting Services

Since 2002, Johnston Contracting Services Inc. has provided refined modern prefabricated tiny homes in Washington state as well as cottages, backyard studio kits, and more with the latest advancements in material technology and product offerings. The use of ACAD programs allows JCS tiny home contractors to offer a superior, well thought out design to meet the ever-changing needs of customers and site conditions.

Passion and design go nowhere without being attentive to each of our customers' unique situations. As experienced prefab tiny house manufacturers, we hold the highest expectations for our finished products. We are driven by timeless design and superior craftsmanship to provide the finest prefab tiny homes in Washington state.

Project Gallery

Tiny Homes

Backyard Cottages or ADU's


Small Homes

Check out other small homes JCS can build for you.

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Coast Studios

Small Offices, She-sheds, Yoga Studios

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Our Prefabrication Process

Johnston Contracting Services has worked in the prefabrication and construction industry since 2002 and has emerged to become the leader in tiny home builders regarding prefabricated structures, design, and installation.  Our building and design processes allow refinements in design and streamlined on-site installation. The prefabrication process we have developed solves many of the common building challenges of the past and helps move the overall project along faster than traditional on-site construction. Johnston Contracting Services is fully equipped and poised to bring speed, accuracy, and quality to the prefabricated tiny home and cottage industry.

Modern Prefab Tiny Home Kits

Johnston Contracting has developed a stunning catalog of modern prefab home kits available across the country. Prefabrication allows for significantly reduced construction costs without sacrificing quality, durability, or aesthetics. Our designs range from quaint bungalows to stylish prefab cottage kits so no matter your tastes, you’re sure to find something that you love. By incorporating our cutting-edge designs with a panelized approach, we have created tiny homes and cottages that are strong, efficient, sustainable, and alluring.

No matter where you are in the US, we’ll ship our modern prefab tiny home kits directly to you. Once the kit arrives, the construction process is fast and simple, and you’ll be residing in your new home in no time! If you have any questions about our designs or would like to learn how you can get your own prefab tiny home or cottage, don’t hesitate to give us a call or fill out our contact form. Our tiny home builders in Washington State look forward to hearing from you!

Backyard Studio Kits

Everyone needs a space to relax, contemplate, or express their creativity. Johnston Contracting has designed and developed a catalog of prefabricated backyard studio kits that can give you a private space just steps from your back door. These structures can be used as backyard art studios, yoga studios, music recording studios, study spaces, she sheds, man caves and more!

Be sure to view our catalog of backyard studio kit designs to find the perfect one for you. We ship nationwide, and once the kit arrives, construction is quick and simple.

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Prefab offers the promise of significantly reduced construction costs while maintaining quality: making good, modern architecture accessible to a much wider audience.

-Architect Robert Swatt, FAIA (Dwell Magazine Dec/Jan 2013)