Top-rated barndominium builders.

Get matched with top barndominium builders in O Fallon, MO

Enter your zip and get matched with up to 5 pros

Need a pro for your barndominium building project in O Fallon, MO?

Select your specific project to find the pro for you.

TRUSTED BY O FALLON, MO HOMEOWNERS

  • Average homeowner rating star icon4.1
    Average homeowner rating
  • Verified reviews icon86
    Verified barndominium building reviews

Find Barndominium builders in O Fallon

Avatar for Dana King Design-Build and Remodeling
Dana King Design-Build and Remodeling
4.6(
286
)

Serving O Fallon, MO and surrounding areas

Approved

Super Service Award Winner

In business since 2003

Warranties offered

Credit card accepted

"Great! They provided the project design and management, including choosing and managing the subcontractors. They made the whole project go smoothly and quickly. We are thrilled with the results and recommend them highly! We would call them again for any future home improvements."
Original wood floors were sand,stained and finished to bring out the beauty of the homes original flooring.
Modern Whole Home Remodel
Master Bath Remodel
Premium Garage Remodel
Master Suite Remodel

+135

9 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for Terbrock Remodeling & Construction
Terbrock Remodeling & Construction
4.4(
77
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 1950

Free estimates

Warranties offered

"Overall the project went very well. They were able to complete the work quickly and without any big hiccups. Communication could have been a little better in certain instances but overall we are very happy with the work completed."
Kitchen Transformation
Anchor Bend Estates
Anchor Bend Estates
Anchor Bend Estates
Additional Photos

+20

Response time6 days
5 neighbors recently requested a quote
Recommended by89%of homeowners
Avatar for Tittel Construction
Tittel Construction
5.0(
14
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

"Quick to respond and got the work done as promised fast. Happy with the quality and feel I paid a fair price. Will hire again when I have something."
Shed build
Staircase rebuild for customer
Decorative ceiling
Fascia and siding
Response time2 days
Response rate91%
4 neighbors recently requested a quote
Master Remodel & Construction
4.7(
18
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: Quick response

"Everyone on this team is fantastic. We originally met with Jacob, who was incredibly detailed in the notes he took. He spent a good amount of time with us at our initial meeting to truly understand what we wanted to accomplish. For the second meeting, we met with Jacob and Brian to go over some more items in detail. This is our first home and we relied on their experience when we weren't sure which direction to head into with some areas. The entire team was patient and respectful throughout the entire process, provided updates throughout our remodel, and gave recommendations when we needed them. Everything turned out how we wanted it to and we couldn't be happier. We'll definitely be using them in the future for other projects."
Car port
Car port
Car port
Bathroom remodel
Bathroom remodel

+11

Response time2 hrs
Recommended by100%of homeowners
Avatar for VMK Remodeling
VMK Remodeling
4.3(
18
)

Serving O Fallon, MO and surrounding areas

Approved

Super Service Award Winner

In business since 2024

Free estimates

Warranties offered

"Very pleased with the quality of the kitchen cabinet installation. Company we contacted with for counter tops also commented on the quality of their work. Customer service was excellent. They arrived as scheduled and quickly responded to messages. Work was done well and on time."
Response time2 days
Response rate90%
76 neighbors recently requested a quote
Avatar for Weaver Commercial & Home Improvements, LLC
Weaver Commercial & Home Improvements, LLC
3.7(
24
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 1987

Free estimates

Warranties offered

"Scot and Tina were excellent to work with on my Screened in Porch. Very friendly and very responsive. Their main contractors, Brian and Stanley, were the best on the job site. Each evening, they cleaned on the site and stacked things neatly away so we never had debris everywhere. I would highly recommend Leave it to Weaver for your home. Sincerely, Dave and Danette Randolph"
Outdoor living space
Covered patio with bar
Master bath remodel
Adding dormer windows customizes your home
Basement entertaining

+175

Response time1 day
13 neighbors recently requested a quote
Recommended by81%of homeowners
Avatar for The Shed Shak
The Shed Shak
5.0(
5
)

Serving O Fallon, MO and surrounding areas

Approved

In business since 2021

Free estimates

Warranties offered

"They went above and beyond everything they promised. The building is amazing and the people are even better!! I would highly recommend Shed Shak to anyone!"
Shed Build
8x12 Victorian Playhouse
10x12 Side Utility
12x20 Best Value Metal
12x24 Cottage Shed

+6

Response time2 days
2 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Ethos Building Group, LLC.
Ethos Building Group, LLC.
5.0(
1
)

Serving O Fallon, MO and surrounding areas

Approved

Credit card accepted

Customers say: True professional

"From the beginning of my project in January 2024, I have never regretted my decision to choose Ethos Building Group LLc. Jeh Johnson and his partner Tracy Herod have worked diligently to execute the itemized proposal that began this project to rehab, restore, and rebuild my home at 607 Wilmington ave. St. Louis MO 63111. An incredible number of tradesmen and tradeswomen have done their individual tasks all on a schedule professionally overseen by Jeh. These liscensed and masters of their trades worked alongside Jeh who if necessary stepped in and aided e these individuals. His overall expertise has brought my home to this point. One must keep in mind that a burnout like my home is an unusal job for Ethos Buildig Group LLc to accept. Yet at every stage my home has been given the same careful and thorough attention as their larger jobs. And despite some push back with my insurance company every thing has proceeded smoothly and orderly manner given the inevitable supply chain delays. Jeh Johnson is an affable young man who has facilitated all phases my prject and has even taken time to educate me on all the intricacies involved in a project such as mine. I cannot think of any single word to describe my experience with Ethos Building Group LLc but the forgoing will have to suffice. Thanks you for your kind attention. Stay safe and make a point of telling those who you find dear just what they mean to you."
Builders - Garages/Barns/Sheds Project
Insurance
Clayton Basement & Addition
Bath / Walk in Shower
Egress windows

+43

Response time2 days
1 neighbors recently requested a quote
Recommended by100%of homeowners
...
Showing 1-10 of 164
Barndominium Builders questions, answered by experts

If you’re building a pole barn in place of a traditional home, lenders usually don’t offer traditional mortgages for these structures. You can also expect higher insulation costs and building permits may not be allowed in your area. Even if you’re just using a pole barn as storage or as a shelter for animals, these structures are less durable than steel buildings and require more maintenance.

The best lumber for building will be the strongest and most eco-friendly wood your budget allows. That being said, Douglas fir, pine, oak, and maple are all common building materials. Contractors will use a strong, inexpensive wood to frame a house or other structure and finer woods like mahogany for detail work. 

Common pitfalls include underestimating the cost of site preparation, overlooking permit and utility fees, and not setting aside funds for unexpected changes. Change orders during construction can disrupt your budget. It’s best to plan a detailed budget, obtain multiple quotes, and include a 10% to 15% contingency fund for unexpected expenses.

Technically, most states allow tiny homes, but it depends on the definition of tiny and whether the structure is permanent. Zoning laws regarding home size and construction are significant factors. For instance, a tiny home may be legal as a recreational vehicle in most areas, but you may only install it on a property if it complies with building and zoning codes.

In the U.S., original and converted carriage houses are most often found in New England, New York, and other parts of the Northeast. New construction carriage houses can be found across the country, and are often added to properties with Colonial-style homes for additional living, storage, or work space, although they can be found in many different styles.

The O Fallon, MO homeowners’ guide to barndominium building

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

What do you need done? We’ll find top pros.
  • 🌱 "Mow a small front yard"
  • 🛠 "Fix a leaking pipe under the sink"
  • 🏠 "Repair shingles on an asphalt roof"