Asphalt Calculator
Estimate the tons of asphalt needed for a driveway or parking area, and the cost.
Enter your values to see the result.
Estimates only. Measure carefully and check quantities with your supplier before ordering.
Continue your work
- Gravel Calculator — Plan the gravel base.
- Concrete Calculator — Compare with a concrete driveway.
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Clear instructions
Find steps, examples and limitations below.
Use online
Open the tool in a supported web browser.
Free to use
No sign-up required. Tool-specific limits may apply.
How to use the Asphalt Calculator
Estimate the tons of asphalt needed for a driveway or parking area, and the cost.
- 1 Enter the length, width and compacted thickness.
- 2 Add waste and an optional price per ton.
- 3 Read the tons needed and the cost.
Example and practical tips
A 50 × 12 ft driveway 3 in thick needs about 8 US tons of hot-mix asphalt.
Frequently asked questions
How thick should a driveway be?
About 2–3 in of asphalt over a 4–8 in compacted gravel base.
How much does asphalt weigh?
Compacted hot mix weighs about 145 lb per cubic foot.
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Something broken or not quite right? Tell us and we will look into it.