Mulch Calculator
Estimate mulch quantity in cubic yards or bags
Length of the mulch area
Width of the mulch area
2-3" for existing beds
Cubic Yards
—
cu yd
Cubic Feet
—
cu ft
2 cu ft Bags
—
bags
3 cu ft Bags
—
bags
Estimated Cost
—
USD
How to Use This Calculator
Our calculator converts your area dimensions into cubic yards, bags, and estimated cost.
- Measure length and width of garden beds
- Decide on mulch depth
- Enter measurements
- Compare bulk vs bagged costs
- Order 5-10% extra
AI Insights
Smart analysis for your project
Smart Estimates
Our AI cross-references material costs, regional pricing, and project complexity for more accurate estimates.
Waste Optimization
AI-calculated waste factors based on project type, not flat percentages. Saves 5-15% on material costs.
Best Practices
Recommendations derived from building codes, contractor data, and thousands of completed projects.
Calculation Formula
Volume (cu ft) = Length x Width x (Depth / 12)
Volume (cu yd) = Volume (cu ft) / 27
Frequently Asked Questions
How much mulch do I need?
One cubic yard covers 324 sq ft at 1" deep, 162 sq ft at 2", or 108 sq ft at 3".
Is bulk mulch cheaper than bagged?
Bulk ($20-$45/cu yd) is significantly cheaper than bagged ($50-$80/cu yd equivalent). Buy bags only for small areas.
How deep should mulch be?
2-3 inches for existing beds, 3-4 for new beds. Never exceed 4 inches.