Call Now
Website
Call
Business Details
50+ Years
experience
Your Trusted Source for Building Materials & Construction Solutions
Founded in 1975, Frontier Building Supply has established itself as a trusted leader in the building materials industry. Our commitment to exceptional service, top-quality products, and competitive pricing has fueled our growth from a single location in Anacortes, Washington, to five locations across three counties. We specialize in providing high-quality lumber, decking, windows, and construction solutions tailored to the needs of custom home builders, commercial contractors, and remodelers.

Our team of experienced professionals delivers detailed lumber takeoffs, decking estimates, and prefabricated truss systems, ensuring projects run smoothly from start to finish. With a fleet of delivery vehicles and curated builder resources, we empower clients with the tools and support needed to succeed in the Pacific Northwest construction market. Our relationship-driven approach and community focus have earned us a reputation as a reliable partner in the industry.
Services
Lumber Decking Windows Delivery Roof & Floor Truss
Details
  • Year established: 1975
Highlights and features
  • We offer decades of expertise in building material supply and construction support.
  • Our dedicated framing specialists provide precise lumber takeoff estimates.
  • Certified prefabricated truss systems ensure fast, accurate installations.
  • Experienced delivery team services remote island locations via ferry access.
  • Curated builder resources streamline Pacific Northwest construction projects.
Services
Lumber Takeoff
Our detailed lumber takeoff service provides accurate estimates for framing projects. Experienced specialists analyze plans to calculate material quantities, labor costs, and specifications. This ensures precise bidding and budgeting for residential and commercial construction projects.
Decking Estimates
Professional decking estimate services consider material costs, labor, permits, and design elements. Our team creates comprehensive plans for custom decks, including railings, posts, and waste removal. TimberTech material cost estimator helps visualize final project expenses.
Delivery
Reliable delivery fleet services construction sites across Washington State. Moffett trucks and flatbeds transport materials efficiently, with special arrangements for island deliveries via ferry. Real-time notifications keep clients informed about shipment status and timing.
Roof & Floor Truss
Certified prefabricated truss systems streamline construction processes. Engineered roofing and flooring components arrive labeled and organized for quick installation. Our partners design systems that meet exact project specifications and building codes.
Window & Door Estimates
Free onsite measurements ensure accurate window and door orders. Sales team reviews building plans to determine proper sizing and specifications. Flexible scheduling accommodates contractor needs throughout the construction timeline.
Questions
What building materials does Frontier Supply carry?
We offer lumber, decking, windows, roofing materials, and prefabricated truss systems for residential and commercial construction projects.
Do you deliver to island locations?
Yes, we deliver to islands with ferry access and can arrange barge transportation with advance notice.
How do your lumber takeoff services work?
Our specialists analyze building plans to provide detailed material lists and cost estimates for accurate project bidding.
What decking brands do you offer?
We feature TimberTech decking products known for durability and low maintenance requirements in Pacific Northwest climates.
Do you provide construction resources for builders?
Yes, our curated resource page offers industry contacts and tools to streamline Pacific Northwest construction projects.
How are truss systems designed?
We partner with trusted designers to create certified prefabricated truss systems tailored to each project's structural requirements.