Clean Fill Network
Various types of fill dirt and construction materials
Complete Materials Guide

Fill Dirt Types: 24+ Materials Explained

Expert guide to every type of fill material for construction and landscaping. Learn about clean fill, topsoil, gravel, sand, clay, recycled materials, and more. Find the right material for your project with detailed uses, costs, and pros/cons.

24+Material Types
FREEMany Options
5Categories

All Fill Materials by Category

Organized by type for easy navigation. Find the perfect material for your specific project needs.

Decorative Stone

Aesthetic materials for landscaping and visual appeal

Quick Comparison: Which Fill Do You Need?

Use this guide to quickly identify the right material for your project.

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For Landscaping

  • Topsoil - for gardens & lawns
  • Mulch - for beds & paths
  • Decorative Rock - for aesthetics
Learn more
🏗️

For Construction

  • Clean Fill - for grading & backfill
  • Base Aggregate - for foundations
  • Recycled Concrete - for sub-base
Learn more
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For Drainage

  • Gravel - for French drains
  • Rip Rap - for erosion control
  • Sand - for pipe bedding
Learn more
🚗

For Driveways

  • Crushed Stone - for base layer
  • Recycled Asphalt - cost-effective
  • Pea Gravel - for top layer
Learn more
♻️

Eco-Friendly Options

  • Recycled Concrete - diverts waste
  • Recycled Asphalt - reuses roads
  • Wood Chips - natural mulch
Learn more
💰

Budget-Friendly

  • Clean Fill - often FREE
  • Rough Fill - inexpensive
  • Recycled Materials - low cost
Find free fill

Frequently Asked Questions About Fill Dirt

Expert answers to the most common questions about fill materials.

What is the difference between clean fill and topsoil?

Clean fill is uncontaminated subsoil without organic matter, used for structural fill, grading, and foundation work. Topsoil is the nutrient-rich top layer of soil containing organic material, best for gardens, lawns, and landscaping where plants need to grow.

What is the best fill material for a driveway?

For driveways, use crushed gravel or recycled asphalt. Install 4-6 inches of larger crushed stone (3/4") as base, topped with 2-3 inches of finer gravel. Recycled asphalt millings are a cost-effective alternative that compact well.

How do I get free fill dirt?

Free fill dirt is often available from excavation contractors, construction sites, pool installation companies, and landscapers who need to dispose of excess material. Clean Fill Network connects you with local sources offering free fill.

What type of fill is best for drainage?

Gravel and crushed stone are best for drainage applications. For French drains, use washed gravel or drain rock. Pea gravel and river rock also provide excellent drainage. Avoid using clay or fine materials that impede water flow.

Can I use recycled concrete as fill material?

Yes, recycled concrete aggregate (RCA) is an excellent and eco-friendly fill material. It works well for road base, driveway foundations, and backfill. Ensure it's free of rebar and debris.

How much does fill dirt cost?

Fill dirt prices vary by type: Clean fill: FREE-$15/yard, Topsoil: $20-50/yard, Gravel: $15-75/ton, Sand: $20-45/yard. Delivery typically adds $50-150 depending on distance and quantity.

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