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Bank Run Gravel vs Lava Rock: Size, Cost, and Which to Use

Bank Run Gravel runs about $7 per ton and Lava Rock about $90 per ton. Compare size, drainage, compaction, and which one to use.

Overview

Bank Run Gravel

Bank run gravel is pit-run aggregate dug straight from a gravel bank, pit, or river terrace and sold with almost no processing. It costs $7 to $16 per ton in 2026, weighs 1.4 to 1.65 tons per cubic yard, and is the cheapest truckload of anything most yards will sell you. What you get is whatever the deposit holds: sand, small gravel, stones up to several inches, and enough silt or clay fines to fill the gaps.

Lava Rock

Lava rock is a lightweight, porous volcanic stone commonly used in landscaping. Its rough texture helps retain moisture while allowing airflow to plant roots.

Common Uses

Bank Run Gravel

  • ✓ Rural driveway base
  • ✓ Structural and general fill
  • ✓ Backfill
  • ✓ Haul roads and farm lanes
  • ✓ Sub-base under pavers
  • ✓ Erosion control

Lava Rock

  • ✓ Landscaping
  • ✓ Garden beds
  • ✓ Decorative ground cover

Pros & Cons

Bank Run Gravel

  • + Cheapest bulk aggregate at $7 to $16 per ton
  • + Wide gradation compacts and locks up well
  • + Widely available anywhere there is a pit
  • + Good structural fill under a wearing course
  • − Gradation and fines vary load to load
  • − Fines slow drainage, so it is wrong for drains
  • − Needs a capping layer for any traffic
  • − Can hold water and heave where it cannot drain

Lava Rock

  • + Very lightweight
  • + Excellent moisture retention
  • + Decorative appearance
  • − Breaks down over time
  • − Sharp edges
  • − Can scatter easily

Cost Comparison

Measure Bank Run Gravel Lava Rock
Per ton $7 – $16 $90 – $150
Per cubic yard $20 – $40 $110 – $180

Sizes & Colors

Bank Run Gravel

An unscreened blend running from sand and fines up through stones of 4 to 6 inches, with most of the material between 1/4 inch and 3 inches. There is no standard mix. The deposit sets the blend, so the pile at one pit looks nothing like the pile at the next one, and color follows the local geology from gray to brown to reddish tan.

Lava Rock

Typically 3/4"–1.5" sizes. Red or black.

Published February 11, 2026

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