The Rock Pile is a hardscape and landscaping supply center in Millsboro, Delaware, serving customers with materials for outdoor projects and home landscapes. Its yard offers a broad selection of natural stone, concrete and stone pavers, stepping stones, edging, wall stone, benches, and boulders, including exotic rock. Stone is available by the pallet, yard, or individual piece, and the selection includes Pennsylvania bluestone in regular and irregular patterns, Colorado and Delaware river stone, and landscape stone in sizes from 3/8 inch to 3–5 inches.

The Rock Pile also stocks natural, red, dyed brown, and black mulch, along with soils, sands, and materials for foundations and driveways. For customized projects, the team can cut stone to a requested size, such as a tread. Delivery is available; customers can contact the store for pricing.

The business also advertises selected paver and wall product closeouts and discounts on regularly priced products for veterans, police, firefighters, and first responders. Its Millsboro location welcomes visitors during posted business hours