Lumber and Building Materials

For four decades, Capitol Lumber has been the cornerstone of construction and home improvement in Olympia, WA. We're a family-owned business that's grown alongside our community, providing high-quality lumber and building supplies to contractors, homeowners, and DIY enthusiasts alike. Our commitment to excellence isn't just about the products we sell—it's about the relationships we've built and the trust we've earned over 40 years in business.

At Capitol Lumber, we understand that every project is unique. That's why we offer an extensive range of materials, from premium lumber to specialized building supplies, all backed by manufacturer's warranties. We're proud members of Olympia Master Builders, reflecting our dedication to supporting local construction and maintaining the highest industry standards. With competitive pricing and convenient pickup and delivery options, we're here to make your building journey smoother, whether you're tackling a small home repair or overseeing a large-scale construction project. Get in touch with us today.

Our lumber selection is second to none. We stock a wide variety of wood types, grades, and sizes to suit any project. From sturdy framing lumber to beautiful hardwoods for fine carpentry, you'll find exactly what you need at Capitol Lumber. Our experienced staff can help you choose the right materials for your specific needs, ensuring your project starts on a solid foundation.

Beyond lumber, we offer a comprehensive range of building materials. You'll find everything from concrete and masonry supplies to roofing materials, insulation, and drywall. We partner with trusted manufacturers to bring you products that meet the highest quality standards, ensuring your projects are built to last.

Millwork Supplies

Add the perfect finishing touch to your projects with our millwork offerings. We provide an array of doors, windows, trim, and moldings to enhance the beauty and functionality of any space. Whether you're looking for standard sizes or custom solutions, our millwork department can help you achieve the look and performance you desire. We take pride in offering products that combine aesthetics with durability.

Decking Materials

Create your perfect outdoor living space with our extensive decking options. From traditional wood decking to low-maintenance composite materials, we have what you need to build a beautiful and long-lasting deck. Our team can help you navigate the pros and cons of different decking materials, ensuring you choose the best option for your lifestyle and budget.