A lake in the foreground reflects blue sky Washington's Mount Rainer in back


Located in the northwest United States, Washington is the eighteenth largest state by land mass and houses almost eight million people. Therefore, it is the perfect state for building your ideal sustainable green home.

It is a bustling state with a moderate climate that offers excellent work opportunities, no income tax, and a landscape like no other. Rolling hills towards the east, skyscrapers in the cities, and lakes scattered throughout the state have made it a hot spot for many Americans to settle down.

Cities like Seattle, Olympia, and Tacoma are among the wealthiest in the state and have much to offer regarding financial, educational, and social opportunities. 

Due to the increasing population of Washington, there has been a surge in its real estate market. The best way to build the perfect pocketbook-friendly house is to opt for a sustainable green home. 

Sustainable homes are built to be as eco-friendly as possible. They are installed with energy-efficient technology and reduce the overall cost of running the house. So basically, you get a contemporary home with all the facilities within a budget. 

So, which are the best companies in Washington to go for when it comes to building your sustainable house?

Unfortunately, not everyone’s an expert in this field, and you cannot take risks when making this life-long investment. That’s why we have shortlisted the best sustainable homebuilders in Washington for you. 

Top Green Home Builders in Washington

Some of the top-notch green builders widely popular in the US are based in or serve residents of Washington. Here is the list of the top eight companies, including:

  1. Method Home 
  2. Cargotecture
  3. Blu Home 
  4. Hybrid 
  5. Purcell Timber Frame Homes
  6. Pacific Green Homes 
  7. Urban NW Homes
  8. Isola Homes
  9. Dwell Development

So, without further ado, let’s look at the details of each of these renowned builders to determine what they have to offer homebuyers.

Method Home 

Method Home was founded in 2007, and since then, the company has earned a reputable name in the green building industry. It is renowned for building various sustainable, modern, and custom homes.

Interior view of a Method Homes modular green home
Courtesy of Method Home

The company is located in Seattle, but it has since expanded to serve many other central states. 

Method Home has also won awards for building fine and efficient homes. As a result, it is one of the best choices for building your first-ever green home.

What Makes Method Home Stand Out?

  • Use of sustainable materials and methods for homebuilding
  • Has been certified by Energy Star
  • Works on fully custom projects
  • Pocket-friendly with an estimated price range of $325-$425 per square foot


Cargotecture is a company that quite literally decided to think outside the box. It is a home building company established in Seattle that focuses on durable homes that emphasize sustainability.

The company was founded in 2003 and has since built many homes. In addition, it offers six different types of accessory dwelling units with pre-designed floor plans.

Exterior front view of a green container home by Cargotecture
Courtesy of Cargotecture

Another plus of Cargotecture is that it handles all design, manufacturing, permitting, setting, and installation along with all on-site work.

The homes are adequately insulated to withstand the extreme weather and be as energy-efficient as possible.

No doubt, with all the unique features Cargotecture has to offer, it makes for a top-notch choice. However, it might not be the one for you if you are looking for a larger house and more flexibility in floor layout and home design. 

What Makes Cargotecture Stand Out?

  • Free shipping for most of the US 
  • Homes are delivered completed with heating, lighting, and appliances 
  • Can easily install ADUs in a day 
  • Features a distinctive and environmentally friendly shipping design                                             
  • Estimated cost: $235-$338 per square foot    

Blu Homes 

Blu Homes is one of the best green home builders in Washington. It is an expert in building stunningly high-end modern and sustainable homes, compelling one to choose it.

Exterior back patio view of a Blu Homes green modular home
Courtesy of Blu Homes

The company primarily focuses on providing its client with sustainable, efficient, and healthy life-promoting homes. Blu Homes makes everything streamlined and easier for home buyers.

The entire home building process is very smooth: obtain permits, design home or floor plannings, and initiate the construction process. Blu Homes also helps you out every step of the way.

Interior view of a Blu Homes green home
Courtesy of Blu Homes

What Makes Blu Home Stand Out?

  • Offer unique, innovative designs
  • Build houses with up to fifty percent reduced electricity usage and less water wastage
  • Provide ten-year structural warranty and two-year system variety 
  • Support sustainability and is budget-friendly


Hybrid was founded in 2003, with its headquarters located in Seattle. It is skilled in building affordable homes in urban areas with the most negligible adverse effects on the environment. 

The company focuses on building custom houses; however, it also sells pre-designed homes with specific floor plans.

Interior view of a Hybrid green home
Courtesy of Hybrid

The unique thing about Hybrid is it incorporates modern-day green features like solar paneling into its structures. 

Being based primarily in Seattle, it understands the need for a sustainable structure in less space. Hybrid is an expert in building green homes with maximum facilities in high-density areas. 

The company renders its clients a collection of styles ranging from traditional to a more modern outlook. For example, homes built by Hybrid often feature vertical metal siding, glass doors, patio space, and a considerable amount of sunlight—all characteristics of modern and green houses. 

What Makes Hybrid Stand Out?

  • Pricing: $300-$640 per square foot 
  • Provides detailed digital and virtual reality modeling 
  • Offers distinctive and lavish features 
  • Present its clients with the option of customization

Purcell Timber Frame Home

Purcell Timber Frame Homes has been in sustainable building for quite a while now. It was established specially to build green homes that are safe and healthy for you and your future generations. 

Exterior view of a Purcell Homes green modular home
Courtesy of Purcell Timber Frame Homes

It operates within Washington and other eminent states across the US and even Canada. As evident by its name, Purcell uses Timber and other sustainable materials in building its quality homes. 

The company concentrates on building exceptional luxury homes that are durable, sustainable, and easy to maintain. Energy-efficient roof and wall systems are typical features that compromise its structures.

In addition, it offers multiple styles, from contemporary, traditional, and rustic to chic and modern. 

Interior view of a Purcell Timber Frame Homes modular home
Courtesy of Purcell Timber Frame Homes

Purcell provides the complete package; it has your back and will help you out every step of the way, whether designing, choosing, or building!

Without any doubt, Purcell is an excellent choice to build your green home. 

What Makes Purcell Homes Stand Out?

  • Price range: $300-$400 per square foot 
  • You can customize and modify your home design 
  • Various floor plan options 
  • Low maintenance cost 
  • Multiple layouts to choose from (over fifty-one)

Pacific Green Homes 

Since being established almost 60 years ago, Pacific Green Homes has stayed true to its mission of providing locals with safe, affordable, sustainable, eco-friendly, and aesthetically pleasing homes.

Interior view of a Pacific Green home
Courtesy of Pacific Green Homes

Pacific Green stays up-to-date with technology to ensure that all the homes it builds offer the most outstanding level of quality control and energy efficiency. All green homes are customized and designed digitally according to the client’s needs.

They are insulated and installed with solar panels and tankless water heaters, sustainable technology that brings down the house’s recurring utility costs. 

What Makes Pacific Green Homes Stand Out?

  • Experience in building houses in different topographical landscapes 
  • The homes are installed with solar panels that generate clean electricity
  • You can customize your floor plans

Urban NW Homes 

Urban NW Homes is not a new name for the green home builders’ firmament. The company has been building premium sustainable homes for more than two decades.

As the name suggests, Urban NW is counted amongst the Northwest’s most prominent green home builders, famous for crafts and values.

Exterior view of a Urban NW Homes green home
Courtesy of Urban NW Homes

Over the past twenty years, Pacific Green Homes has evolved to keep up with the pace of the modern home construction market.

Whether it comes to using the latest technology in the construction process, premium-quality materials, or ensuring their homes are as energy-efficient as possible, this builder leaves no stone unturned.

Urban NW Homes also focus on making sustainable green homes a living reality for most Americans; hence you can find homes in several price ranges. You can also customize floor plans and designs according to your requirement. 

What Makes Urban NW Homes Stand Out?

  • Quality craftsmanship and the latest technology in the home construction process 
  • Minimum wastage when it comes to home construction, space allocation, and functionality
  • Empower local and sustainable workers and make use of local, high-quality materials
  • Homes are installed with solar panels that generate clean electricity
  • Flexibility for clients to customize floor plans and design as per their specs

Isola Homes 

Isola Homes is a Seattle-based home construction company specializing in building ultra-modern green homes using high-quality local materials and the latest technology.

Isola Homes has established a remarkable rapport in the Seattle home construction industry by fulfilling its promise of building environmentally-friendly modern and contemporary homes.

Interior view of an Isola Homes green home
Courtesy of Isola Homes

Isola Homes is a home building company that excels in customer service experience. If you choose Isola as your green home builder, you can leave all your worries behind.

The company’s trained and professional staff will provide complete assistance on your project. From customizing home design to choosing the interior architecture, you have the liberty to personalize everything according to your liking. 

A firm believer in the three core principles – integrity, function, and design – Isola Homes is an excellent choice for anyone looking to build a green home in Washington state. 

What Makes Isola Homes Stand Out?

  • Specializes in building modern sustainable homes
  • A firm believer in making energy-efficient homes without compromising in quality
  • Excellent customer support service and complete assistance
  • Option to personalize and tweak your home design according to your liking

Dwell Development

Dwell Development is a Seattle-based green home builder operating in the industry for over 17 years. It has laid its foundation on building sustainable, energy-efficient homes across the city and surrounding area.

Exterior view of the Genesee, a net-zero modular green home by Dwell Development
The Genesee by Dwell Development

The company has also won awards for its outstanding efforts in helping Seattle’s green building industry flourish. 

What makes Dwell Development an excellent choice for a green home is its impeccable craftsmanship, use of technology, and ultra-modern and contemporary designs that are almost picture-perfect.

Interior view of the Genesee, a net-zero modular green home by Dwell Development
Courtesy of Dwell Development

So if you are looking for a minimal, modern abode, Dwell Development is the builder to choose.

Dwell continues to play its part in making modern green homes more common around Seattle. But, not just this—its vision is to build the most energy-efficient homes not just in Seattle but all around the world. 

What Makes Dwell Development Stand Out?

  • Experienced and trustworthy name in the modern sustainable homes category
  • Focuses on excellent craftsmanship, durability, and functionality
  • An award-winning green home building company
  • Ability to customize/personalize floor plans and room requirements

Pick the Best Builder for Your Green Home in Washington!

Building your own home is quite a task, especially with sustainable homes, as not everyone is an expert in this area. 

Choosing the right company is extremely important. We hope you enjoyed reading this detailed guide on Washington’s top eight sustainable home building companies. 

For more information, you can go through the websites of each company and pick your dream sustainable home partner. We hope you find someone you can rely on to bring your dream house to life. 

Also, be sure to check out our list of the best green builders in Oregon, as several of the companies featured may deliver to your area of Washington.

Best of luck!

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