Asphalt Calculator
Tons of asphalt for a driveway.
Reviewed by James Whitfield · How we check our maths
Your values
ⓘ Live results
Results
- Asphalt needed
- 13.05 tons
- With 5% waste
- 13.7 tons
- Volume
- 180 cubic feet
- Estimated cost
- $1,712.81
- Area covered
- 720 sq ft
Quick answer
Asphalt weighs about 145 lb per cubic foot, so tonnage depends on area and compacted thickness.
The formula
Tons = area × thickness(ft) × 145 ÷ 2000
Worked example
Worked example
Using the values the calculator loads with.
Inputs
- Length60 ft
- Width12 ft
- Thickness3 inches
- Price per ton125 $
Result
- Asphalt needed13.05 tons
- With 5% waste13.7 tons
- Volume180 cubic feet
- Estimated cost$1,712.81
- Area covered720 sq ft
How to use the Asphalt Calculator
- 1Measure the length and width of the area.
- 2Choose a compacted thickness (2–4 inches typical).
- 3Enter your local price per ton.
Frequently asked questions
How thick should a driveway be?
2–3 inches of asphalt over a 4–8 inch gravel base for residential use.
Does asphalt shrink when compacted?
Yes — order by compacted thickness, suppliers allow for it.
About this calculator
- Built and reviewed by James Whitfield · How we build and test calculators
- Report an error