GoodGravel

River Rock vs Washed Gravel

Side-by-side comparison of River Rock and Washed Gravel to help you choose the right gravel for your project.

Overview

River Rock

Naturally rounded stones smoothed by water erosion. Available in sizes from 1 to 5+ inches. River rock adds a polished, natural look to any landscape and is prized for its smooth texture and visual appeal.

Washed Gravel

Washed gravel consists of crushed or rounded stone that has been mechanically washed to remove all fines and dust. Without fines, the stones do not compact, allowing water to flow freely between them. Washed gravel is commonly used where drainage is the primary concern.

Common Uses

River Rock

  • Landscaping
  • Dry creek beds
  • Drainage
  • Decorative borders
  • Erosion control
  • Pond and water features

Washed Gravel

  • Drainage systems
  • French drains
  • Foundation backfill
  • Septic systems
  • Pipe bedding

Pros & Cons

River Rock

  • + Beautiful, natural appearance
  • + Extremely durable and long-lasting
  • + Heavy enough to resist displacement
  • + No sharp edges
  • + Low maintenance
  • More expensive than crushed stone
  • Heavy and difficult to move
  • Not suitable for walking surfaces
  • Cannot be compacted
  • Limited use for structural applications

Washed Gravel

  • + Excellent drainage
  • + No dust or mud
  • + Does not retain water
  • + Clean, uniform appearance
  • Does not compact
  • Can shift under load
  • Requires edging or containment

Cost Comparison

Measure River Rock Washed Gravel
Per ton $40 – $100 $25 – $45
Per cubic yard $45 – $120 $30 – $60

Sizes & Colors

River Rock

River rock comes in a wide range of sizes: small (1"–2"), medium (2"–3"), large (3"–5"), and boulders (5"+). Natural colors include gray, brown, tan, white, black, and multi-colored blends. Mexican beach pebbles offer polished black and gray options.

Washed Gravel

Typically available in 3/4" (#57), 1"–2", or mixed clean stone sizes. Color varies by source material but is usually gray, tan, or off-white.

Published February 11, 2026

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