Hardscaping 101: Seashell Paths and Driveways
When bought in bulk, seashells are on the more affordable end of the spectrum: comparable to crushed gravel; less than asphalt, concrete, or stone. Clamshells seem to be the least expensive, offered at about $40 per cubic yard, or $50 per ton. We priced crushed oyster shell at $385 per ton.
