2021 Cost of Decomposed Granite | Crushed Granite Price ...
Crushed Granite Cost. Installing crushed or decomposed granite on a 400-square foot area costs from $125 to $300, or between $0.30 and $0.70 per square foot.The cost of the materials alone is between $35 and $60 per inch of coverage, assuming you use basic crushed granite. The most important cost variables are the quality of the granite and depth of coverage.
