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Business Details
50+ Years
experience
Your Trusted Building Materials Supplier in Ellensburg
Since 1940, Knudson Lumber has been a cornerstone of the Kittitas Valley, rooted in the timeless values of honest labor and customer-centric service. Our legacy began with Carl Knudson's vision to provide quality building materials and has evolved through generations of family leadership. Today, we offer an extensive inventory of lumber, hardware, tools, and building supplies, serving both homeowners and professional contractors. Our affiliation with Do it Best Corp. ensures competitive pricing on over 65,000 items, while our state-of-the-art Millwork Shop delivers custom solutions for modern construction needs. We pride ourselves on adapting to industry changes while maintaining the personalized service that built our reputation.

From our early days as a small lumberyard to our current status as a regional leader, we've consistently prioritized innovation and reliability. Our team's expertise spans decades, with specialized departments for paint, millwork, and contractor services. We invest in operational excellence through GPS-tracked deliveries, computerized estimating, and regular facility upgrades, including our 2021 millwork expansion. Our commitment to community extends beyond commerce, reflected in our support for local projects like the Nicholson Pavilion. As we approach our 85th anniversary, we remain dedicated to helping customers transform their building visions into reality.
Services
Building Materials Hardware Supplies Millwork Shop Paint Center Custom Cut Orders Contractor Services Lumber Delivery Window & Door Sales Tool Rentals Specialty Orders
Details
  • Year established: 1940
Highlights and features
  • We offer 85+ years of specialized expertise in building materials and hardware
  • Our inventory includes over 65,000 products with rapid delivery options
  • We maintain state-of-the-art millwork and paint centers for specialized needs
  • Our contractor services include volume pricing and computerized estimating
  • We combine generational knowledge with modern operational technology
Services
Millwork Shop
Our state-of-the-art millwork facility produces custom trim, moldings, and specialty wood components. With capabilities for cutting, planing, and assembling, we serve both residential and commercial projects. Our team creates everything from foundation vents to custom shelving systems, offering solutions for modern construction challenges.
Paint Center
As a leading Valspar and Rodda dealer, our paint center offers premium interior and exterior coatings. With over 40 years of application expertise, we provide color matching services, volume pricing for contractors, and a comprehensive selection of residential and industrial paint products tailored to regional climate needs.
Contractor Services
We offer dedicated support for professionals including same-day deliveries, volume pricing, and computerized estimating. Our contractor portal enables online account management while our specialized team provides technical assistance and special order fulfillment for complex construction projects across Central Washington.
Building Materials
We supply a comprehensive range of building materials including lumber, windows, doors, and roofing. With access to 65,000+ items through our Do it Best Corp. partnership, we combine local inventory with rapid delivery options to support both small repairs and large-scale developments.
Custom Cut Orders
Our millwork shop provides precision cutting services for specialty projects. Capable of handling complex dimensions and custom profiles, we serve both professional contractors and DIY enthusiasts with tailored solutions for unique construction requirements.
Questions
What types of building materials do you stock?
We carry lumber, windows, doors, metal roofing, siding, decking, plumbing, electrical supplies, tools, and over 65,000 other building products.
Do you serve professional contractors?
Yes, we offer contractor-specific services including volume pricing, same-day deliveries, computerized estimating, and dedicated account management.
Can you special order materials not in stock?
Yes, our team works with vendors to source specialized items, including custom wood species and dimensions for unique projects.
What paint brands do you carry?
We are authorized dealers for Valspar and Rodda paints, offering premium interior, exterior, residential, and industrial coating solutions.
Are your millwork services available to homeowners?
Yes, our custom millwork shop provides solutions for both residential and commercial customers, including trim work and specialty wood components.
What are your store hours?
Weekdays 7:30 AM - 5:30 PM, Saturday 8 AM - 5 PM, Sunday 9 AM - 3 PM.
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