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  • Verified reviews icon14
    Verified barndominium building reviews

Top-Rated Barndominium builders in Washington - Updated Nov 2026

Avatar for G.A. Doughty Construction
G.A. Doughty Construction
3.4(
17
)
Find a Custom Home BuilderGarage - BuildShed, Barn or Playhouse - Build+1 more

Serving Washington, ME and surrounding areas

Approved

In business since 2003

Free estimates

Credit card accepted

"We had a great experience working with G.A. Doughty Construction. From the start, their team was communicative, responsive, and collaborative—making sure we were involved and informed at every step. They helped us navigate and recover from a difficult prior experience, stepping in with professionalism and integrity to get the work done right. Their commitment to quality and transparency gave us real peace of mind, and we’re grateful for their expertise and support throughout the project."
Custom Kitchen
Response time1 day
42 neighbors recently requested a quote
Recommended by57%of homeowners
Avatar for Broad Arrow Builders
Broad Arrow Builders
3.5(
3
)
Find a Custom Home BuilderGarage - Build

Serving Washington, ME and surrounding areas

Approved

In business since 2023

Free estimates

Credit card accepted

"It took a long time to do but that was the weather. Quality work, pleasant owner and all the workers. Responsive to any questions and changes. We are very pleased with our new dormer. Weâ  ve made it through this winter with out any problems."
Response time5 days
5 neighbors recently requested a quote
Recommended by100%of homeowners
Broad Cove Builders
New to Angi
Garage - Build

Serving Washington, ME and surrounding areas

Approved

In business since 1989

Free estimates

Credit card accepted

If you are looking for the most reliable, trustworthy, and reputable general contractor servicing the greater Knox and surrounding counties, you have found the right guy. I can do anything from a major home addition, to any exterior finished carpentry, to a brand new home build from the ground up. I have been in business over 35 years and clearly take pride in what I do, therefore I do it well. Call today for a free estimate!

Response time2 days
Avatar for Mountain Peak Contracting LLC
Mountain Peak Contracting LLC
New to Angi
Shed, Barn or Playhouse - Repair

Serving Washington, ME and surrounding areas

Approved

Free estimates

Small jobs welcome

What do we offer?\nFull home renovations \nKitchen and bath remodels \nInterior/ Exterior finish work \nSiding \nDoor and windows\nDecks \nAdditions\nNew construction \nAnd more!\nContact us today for a free estimate- [email protected]

3 neighbors recently requested a quote
Kay Construction & Painting
New to Angi
Garage - Build

Serving Washington, ME and surrounding areas

Approved

In business since 2004

Free estimates

Kay Construction is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

Response time3 days
Coffe First Carpentry
New to Angi
Shed, Barn or Playhouse - Repair

Serving Washington, ME and surrounding areas

Approved

Hello,\n\nMy name is Adam. \n\nI just started my own LLC doing carpentry. I’ve done carpentry throughout my life, and professionally for three years. I have also worked as a fireman, and rock climbing guide, a painter, and a cobbler. I enjoy using really big saws (of all kinds, chainsaws included) and working with big pieces of timber. I love making my work clean and precise. I also enjoy making big oil paintings and stretching my own canvases. Angi asked me to write a little about myself. How’s that?

JD Howell and Co
New to Angi
Find a Custom Home Builder

Serving Washington, ME and surrounding areas

Approved

In business since 2007

Free estimates

JD Howell and Co is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business

Response time1 day
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Barndominium Builders FAQs, answered by experts

While it’s best to have access to large, healthy, strong trees in a safe position, treehouse living is still possible without them. Contractors can fit tree posts to build the structure onto or use posts as additional support alongside the trees themselves. If you’re in doubt about the suitability of the trees on your land, consult with a local treehouse builder before you start the project.

The most common slope, or roof pitch, for a shed is 4:12 or four inches of height for every horizontal foot. For areas that experience heavy snow loads, a steeper roof of 6:12 or 9:12 is best. 

Skid foundations, deck block foundations, and concrete block foundations are the most affordable shed foundation options. Of these, we recommend deck blocks. Deck blocks are easy to install and level, and they raise your shed up off the ground to prevent rotting from exposure to water and moisture. Keep in mind that deck blocks won’t resist soil movement or frost heave, so they’re not ideal in areas with expansive soil or a deep frost line.

The steep slope of an A-frame roof withstands high winds, heavy rain, and heavy snowfall, making them popular all over the world. A-frames also offer simple, quick construction. Finally, an A-frame typically has large windows on the non-roof sides to let in a maximum amount of natural light. Consequently, they are often an affordable building solution for the right homeowner and location.

Whether it is better to buy or build a chicken coop depends on your priorities, primarily cost versus time and effort. Building your own chicken coop can be significantly more budget-friendly, often costing about half as much as buying a pre-made one. If you have the time and skills, building a coop from scratch is the most economical option. However, if your time or skills are limited, buying a kit and hiring a handyperson to assemble it can be more cost-effective than hiring a carpenter to build a custom coop from scratch. If you want a perfectly constructed coop without sacrificing your own time and energy, buying one is the easiest choice.

The Washington, ME homeowners’ guide to barndominium building

From average costs to expert advice, get all the answers you need to get your job done.