🏜️

Decomposed Granite Calculator

Length (ft)

Width (ft)

Depth (in)

Purchase Type

Waste Factor

Result

—cubic yards

◆ LIVE 3D PREVIEW

Cu Feet

—

Tons

—

How to Calculate Decomposed Granite

Use this free decomposed granite calculator to get instant, accurate results for your construction project. Simply enter your measurements above and the calculator will automatically compute the result using industry-standard formulas.

Pro Tip: Always add 10-15% extra material to account for waste, cuts, and job-site conditions. This is standard practice recommended by experienced contractors.

Related Calculators

▸ 2x4 ▸ 3 4 5 Rule ▸ Ac Size ▸ Ac Tonnage ▸ Acreage ▸ Ada Ramp

💡 Pro Tips — Decomposed Granite

1 cubic yard covers 162 sqft at 2" deep, 108 sqft at 3", 81 sqft at 4".
Mulch depth: 2-3" for flower beds, 3-4" around trees. Over 4" suffocates roots.
Bulk vs bags: Bulk is 40-60% cheaper per yard. Break-even is about 4 cubic yards.
Gravel compacts: Order 10-15% extra for compacted gravel bases.
Delivery tip: Most suppliers require 3 yard minimum for delivery. Plan accordingly.

❓ Frequently Asked Questions

+How many bags are in a cubic yard?

About 13.5 standard 2-cubic-foot bags equal one cubic yard (27 cubic feet).

+How deep should mulch be?

2-3 inches for flower beds, 3-4 inches around trees. Over 4 inches can suffocate plant roots.

+Is bulk or bagged cheaper?

Bulk is 40-60% cheaper per cubic yard. Break-even is around 3-4 cubic yards. Most suppliers require a 3-yard minimum for delivery.

+How much does a cubic yard weigh?

Mulch: 400-800 lbs. Topsoil: 2,000-2,500 lbs. Gravel: 2,800-3,400 lbs. Important for truck capacity.

Decomposed Granite Calculator

How to Calculate Decomposed Granite

Related Calculators

📋 Shopping List

💡 Pro Tips — Decomposed Granite

❓ Frequently Asked Questions