Fill Material – Reliable, Affordable, Delivered Fast Across North Bay

Get the right fill material delivered directly to your job site with North Bay Materials. Our curated selection of screened fill dirt, screened clay, virgin base rock, construction sand, recycled gravel, utility backfill, and eco-friendly base options is ideal for grading, leveling, drainage, compactable sub-bases, and general site preparation. Whether you’re prepping a foundation, backfilling trenches, building a pad, or improving soil structure, we supply high-quality materials at honest pricing—delivered quickly throughout Marin, Sonoma, Napa, Solano, and surrounding areas. No need for multiple trips to the landscape yard—simply order online, and our residential-friendly dump trucks bring your material straight to your project.