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Fill Dirt vs Mexican Beach Pebble

Side-by-side comparison of Fill Dirt and Mexican Beach Pebble to help you choose the right gravel for your project.

Overview

Fill Dirt

Subsoil material free of organic matter, used for grading, filling, and raising elevation. Fill dirt is a lower-grade soil that lacks the nutrients of topsoil, making it ideal for structural and non-growing applications where settling must be minimized.

Mexican Beach Pebble

Mexican beach pebbles are smooth, naturally tumbled stones commonly used in modern and decorative landscaping. They are prized for their uniform shape, rich color, and polished appearance.

Common Uses

Fill Dirt

  • Grading
  • Filling depressions
  • Raising elevation
  • Backfill
  • Construction site prep
  • Under slabs

Mexican Beach Pebble

  • Decorative landscaping
  • Garden beds
  • Planters
  • Water features

Pros & Cons

Fill Dirt

  • + Very affordable — often cheapest material available
  • + Compacts firmly for structural support
  • + Does not decompose or settle like organic soil
  • + Widely available from construction sites
  • + Ideal base under gravel or concrete
  • Not suitable for growing plants
  • Must be free of debris and contaminants
  • May contain clay that drains poorly
  • Needs compaction in layers for stability
  • Quality varies widely between sources

Mexican Beach Pebble

  • + Very attractive appearance
  • + Smooth texture
  • + Long-lasting
  • + Low dust
  • Expensive
  • Poor traction
  • Can shift easily

Cost Comparison

Measure Fill Dirt Mexican Beach Pebble
Per ton $5 – $15 $120 – $200
Per cubic yard $8 – $25 $150 – $240

Sizes & Colors

Fill Dirt

Fine to coarse soil particles, free of organic matter like roots, grass, or leaves. Color ranges from tan to reddish-brown depending on local geology. "Clean fill" means free of debris, rocks larger than 3", and contaminants.

Mexican Beach Pebble

Available in sizes from 1" to 3". Commonly black, charcoal, or dark gray.

Published February 11, 2026

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