TerraBay Materials is a delivery-only bulk landscape supply company serving homeowners, contractors and landscapers across Marin, Contra Costa, Alameda, Sonoma, San Francisco, San Mateo and Solano counties. Order topsoil, compost, mulch, bocce mix, road base, drain rock, decorative gravel, sands, decomposed granite DG, pea gravel, river rock, polished pebbles, custom blended soils, dirt, rip-rap and other landscape materials online for delivery directly to your home or jobsite. Based in San Rafael, we provide convenient scheduling for residential and commercial projects throughout the Bay Area. No walk-in yard or customer pickup is available.