Connect with Top-Rated Building Materials Suppliers in South San Francisco!

Since 1898, South City Lumber & Supply Co. has been providing quality lumber and building materials with unmatched customer service to the Bay Area's building professionals. Located in South San Francisco, we offer a full-service lumber yard, a Do it Best Hardware store, and a Window and Door Showroom. We carry a large inventory of lumber and wood products, a complete selection of building materials and building supplies, name brand windows, doors, skylights, solar tubes, architectural hardware, and a range of hardware and hardware-related products. Our contractor sales team is here to help with any project from foundation to roof.