Castle Rock Building Supply, Logo

126 Huntington Ave North
Castle Rock, WA 98611

Phone: (360) 274-8131

Toll Free (800) 974-8131

Services & Products

We stock or can order almost everything you need for your building project. We carry a large selection of treated and untreated lumber and plywood.  

Drywall and accessories, Composition and Metal Roofing, Nails, Screws, Fasteners, Power and Hand Tools, Spray Paint, Stains and Sealers, Electrical, Lighting, Plumbing, Pre-mixed Concrete, Cement, Cement Blocks and Rebar.  

We can order a wide variety of Milgard Windows, Masonite Doors and Wayne Dalton Garage Doors, along with other brands.

We also provide delivery service for lumber and other materials you might need.