FORMULA
How the calculation works
Weight = Length × Width × Thickness × Density × (1 + Waste %)
Use average compacted thickness and confirm density with the asphalt supplier before ordering.
CONSTRUCTION & MATERIALS / FREE ONLINE TOOL
Asphalt Calculator
Estimate asphalt volume, weight in tons and project material cost from area and thickness.
INPUT
LOCAL CALCULATIONEnter your values
RESULT
FORMULA v1.0.0Your calculation
ResultReady
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EXAMPLE
Worked example
A 50 ft × 10 ft area at 3 in thickness uses about 18,125 lb at 145 lb/ft³ before waste.
Formula reviewed July 30, 2026 · Version 1.0.0
FAQ
Frequently asked questions
Is this calculator free?
Yes. It is free to use and does not require an account.
Are my values uploaded?
No. This calculation runs locally in your browser.
SOURCE & LIMITS
Methodology
Geometric volume formula. Default density is an editable planning estimate.
Results are estimates. Confirm measurements, product specifications and professional requirements before making critical decisions.