How much does river rock weigh?
River Rock weighs 106 lb/ft³ (1,700 kg/m³).
Key River Rock Facts:
- Density: 1,700 kg/m³ (106 lb/ft³)
- Common uses: Decorative landscaping, dry creek beds, and erosion control
Use this calculator to determine river rock weight by entering your dimensions below.
Formula: Weight = Volume × Density
Related Earth Materials Calculators:
Formula & Assumptions
Formula:
Weight = Volume × Density
Density Used:
River Rock: 106 lb/ft³ (1700 kg/m³)
Note:
Results are estimates based on average material densities. Actual weights may vary ±5% due to material composition and moisture content. For structural applications, verify with your supplier.

About Stoneyard Natural Thin Stone Veneer
Real New England Stone, Made Simple
Stoneyard® Natural Thin Stone Veneer delivers the beauty and strength of genuine stone — never man-made.
- • Authentic New England fieldstone
- • Real stone, not manufactured
- • Adds timeless value and character