Discover why drain rock is one of the most versatile materials for landscaping and construction across Marin, Napa, Sonoma, and Solano. From French drains and driveways to erosion control and decorative creek beds, North Bay Materials delivers the right size rock straight to your project site.

Discover how North Bay Materials makes bulk landscape material delivery fast, easy, and local for homeowners and contractors in Marin, Sonoma, Napa, and Solano. From gravel and mulch to sand and soil—we deliver what your outdoor project needs.