Knudson Lumber is a full-service lumberyard that has been a part of the Kittitas Valley since 1940. We offer a wide assortment of hardware, lumber, tools, and building supplies, and have been serving homeowners and professional contractors for over 80 years. We pride ourselves on providing friendly, knowledgeable service and competitive pricing on quality building materials. With over 65,000 items available to us on our weekly order, we can help you with all your building needs, from framing to finishing. Our knowledgeable staff can assist you in finding what you need, and our deck planner software from Simpson Strong-tie allows you to design your dream deck in minutes. We also offer delivery throughout Kittitas County and beyond.