Knudson Lumber

Knudson Lumber has been a cornerstone of the building materials industry since 1940, rooted in the values of honest hard work and customer respect. Our legacy began in the Kittitas Valley, where we evolved from a small lumberyard to a comprehensive supplier of hardware, lumber, tools, and specialized building products. Over eight decades, weve served homeowners, professional contractors, and builders with a commitment to quality materials and expert service. Our affiliation with Do it Best Corp. enhances our buying power, ensuring competitive pricing on over 65,000 items. We pride ourselves on offering extensive inventory, including custom millwork, paint solutions, and delivery services, while maintaining the personalized attention that defines our family-owned business.

From foundational lumber to innovative deck designs using Simpson Strong-tie software, we combine tradition with modern tools to meet evolving customer needs. Our state-of-the-art Millwork Shop produces custom shelving, vents, and outdoor structures, reflecting our adaptability and craftsmanship. With a history of resiliencefrom rebuilding after a 1958 fire to modernizing operationswe remain dedicated to serving Kittitas County and beyond. Our teams expertise, spanning generations, ensures clients receive informed guidance for projects of all scales. As we approach our 85th anniversary, we continue investing in fleet upgrades, facility remodels, and expanded services to uphold our promise of reliability and excellence.