Fill Dirt in Santa Monica, CA

Fill dirt is mostly subsoil with minimal organic material; it can be sandy, silty, or clayey depending on local geology. In Santa Monica it is most commonly used to raise grades, backfill foundations and trenches, build berms, or create a stable base before adding topsoil or a surfacing layer.

Delivered fill dirt in the Santa Monica area typically falls in a broad range because of haul distance and job access; expect roughly $15 to $45 per cubic yard (or about $20 to $60 per ton) as a guideline. Full truckload pricing for a tri-axle (about 10–15 cubic yards) commonly runs between $200 and $700 depending on supplier, time of year, and whether spreading or permits are required.

Hello Gravel connects you with local Santa Monica and Los Angeles County suppliers and haulers rather than a single quarry, so availability varies by zip code and source. Our minimum order is 3 tons on the platform, and typical truck minimums from suppliers are one partial load or one tri-axle (about 10–15 cubic yards); contact our team to get supplier options, exact minimums, and jobsite requirements for your address.

Small landscaping deliveries usually do not require special import permits, but changes in grade, filling more than a few cubic yards, or work near coastal or hillside areas can trigger city or county permits. Check with the City of Santa Monica Planning and Building Department or Los Angeles County for grading, grading-exemption thresholds, and coastal zone rules before large fills, and we can help point you to local permitting contacts.

Santa Monica’s salt air and marine-influenced soils increase the risk of erosion and can accelerate corrosion of buried metal; sandy native soils also drain quickly but may shift more under load. Choose well-graded fill, compact in lifts, and finish with appropriate surface materials and vegetation to reduce erosion and protect slopes near the coast.

For small areas use a plate compactor for granular fill and a jumping jack compactor for deeper, confined spots; compact fill in lifts of 4–6 inches for best results. For larger yards or drive bases consider hiring a contractor with a vibratory roller or small sheepsfoot roller, especially if the fill will support a structure or driveway.

A quick rule: 1 cubic yard = 27 cubic feet, so per square foot you need 0.0123 yd3 for 4u0022, 0.0185 yd3 for 6u0022, and 0.0370 yd3 for 12u0022. Using a typical fill density of about 1.3 tons per cubic yard, that is roughly 0.016 tons/ft2 at 4u0022, 0.024 tons/ft2 at 6u0022, and 0.048 tons/ft2 at 12u0022 (or about 1.23 yd3/100 ft2 at 4u0022, 1.85 yd3/100 ft2 at 6u0022).

No—fill dirt is intended as a base material, not a finished surface. Decomposed granite or crushed rock are better for Santa Monica driveways and pathways because they compact into a stable, erosion-resistant surface and provide better durability and drainage; typical practice is to place compacted fill dirt to grade, then install a gravel or DG surface on top.

Use terraces or retaining walls, geotextile fabric, and properly sized drainage swales or French drains to move water away from fills; protect exposed slopes with hydroseed, native plantings, or erosion-control blankets. Place coarser rock at the toe, install silt fences during construction, and avoid placing fine, loose sand on exposed slopes where coastal winds and runoff can cause rapid erosion.

Fill dirt will typically settle over weeks to many months depending on compaction, moisture cycles, and underlying soils; expect the greatest settlement in the first 3–6 months. Monitor low spots after heavy rains, regrade or add material as needed, and wait to install sensitive surfaces or structures until compaction and settlement goals are met or a professional has verified stability.

Recycled or inert construction fill (screened demolition material, reclaimed soils) is sometimes available in the Los Angeles County market and can be a lower-cost and environmentally preferable option when certified clean. Availability and pricing fluctuate; recycled options can be equal or somewhat cheaper than virgin fill, but always check material composition and suitability for your project before ordering.