AsphaltTons.com — asphalt tonnage calculator

25 Cubic Yards of River Rock in Tons

25 cubic yards of river rock in tons works out to about 33.8 tons using a planning weight of 1.35 tons per yard. Real loads land between roughly 31.2 and 36.2 tons depending on stone size, fines and moisture. That is about 67,500 pounds.

Volume and tonnage calculator →

The conversion

  • Yards × tons per yard: 25 × 1.35 = 33.8 tons.
  • Low end: 25 × 1.25 = 31.2 tons.
  • High end: 25 × 1.45 = 36.2 tons.

Quarries can tell you the weight per yard for their own product; use it if you have it.

What 25 yards covers

DepthSquare feet
2 in4,050
3 in2,700
4 in2,025

About river rock

River rock is mostly decorative and for drainage beds. It is not meant to be driven on and tends to roll if used as a walking surface.

Hauling 25 yards

Plan the delivery around 33.8 tons: two or more trucks in most areas. A pickup is a poor fit for anything past a fraction of a yard; see how much gravel a half-ton pickup can carry.

Before you order

  • Confirm whether the yard prices river rock by the ton or by the yard.
  • Add about 10 percent for compaction and uneven ground.
  • Clear a firm spot for the truck to dump.

The volume and tonnage calculator converts any area and depth into yards and tons.

When to choose river rock

Good uses:

  • Dry creek beds and drainage swales
  • Decorative borders and planting beds
  • Around downspouts to stop splash erosion

Poor fit for:

  • Walking surfaces
  • Driveways
  • Bases under slabs or pavers

Quick reference numbers

  • Per inch over 100 sq ft: about 0.42 tons of river rock (0.31 cubic yards).
  • Per inch over 1,000 sq ft: about 4.2 tons.
  • Another size for comparison: a 14x28 area at 2 inches takes about 3.3 tons.
  • Weight used here: about 1.35 tons per cubic yard.

Mistakes that throw off the order

  • Forgetting that compaction shrinks loose material. A loose 4-inch spread of a dense-graded stone may finish closer to 3 inches after rolling.
  • Skipping drainage. Water sitting under any surface softens the base and leads to ruts and potholes.
  • Ignoring the base. A thin surface layer over soft soil fails early no matter how much material is on top.
  • Mixing up cubic yards and tons. Yards are volume, tons are weight; convert with the product’s weight per yard.

Questions people ask

How many tons is 25 yards of river rock?

About 33.8 tons, with a typical range of 31.2 to 36.2.

How many pounds is 25 cubic yards of river rock?

About 67,500 pounds.

How much area does 25 yards of river rock cover at 3 inches?

About 2,700 square feet.

Why does river rock weight vary?

Stone size, the share of fines and moisture all change how much a yard weighs.

Is it better to buy by the ton or the yard?

Either works; just convert with the supplier’s own weight per yard so the two quotes compare fairly.

Related guides

Open the volume and tonnage calculator → Asphalt tonnage calculator →

As an Amazon Associate, AsphaltTons.com earns from qualifying purchases. Product links below are sponsored.