How many tons of asphalt do I need?

Multiply the volume in cubic feet by ~145 lb/ft³, then divide by 2,000. A typical driveway runs 8–12 tons.

How thick should an asphalt driveway be?

2–3 inches of compacted asphalt over a solid base for residential driveways; 4+ inches for heavier vehicles.

How much does a ton of asphalt cover?

At 2 inches thick, one ton covers roughly 80 sq ft; at 3 inches, about 54 sq ft.

How to Pave A Driveway

Learn how to pave a driveway step by step, with the tools, materials, and a free calculator to estimate exactly what you need. To estimate asphalt, multiply length × width × thickness for the volume in cubic feet, multiply by the density (~145 lb/ft³), then divide by 2,000 to get tons. A 50×12 ft driveway at 3 inches needs about 10.9 tons, costing roughly $1,800–$4,200 installed.

Get exact numbers

Use the free Asphalt Calculator to estimate your project.

Open calculator

Step-by-step

1
Measure the area
Record the paving length and width in feet.
2
Set the thickness
Convert inches to feet (3 in = 0.25 ft). Use 2–3 in for driveways.
3
Find the weight
Multiply the volume by the asphalt density, about 145 lb/ft³.
4
Convert to tons
Divide the weight in pounds by 2,000.

Pro tips

Avoid: paving too thin — Less than 2 inches of compacted asphalt cracks and ruts under vehicle weight. Use 2–3 inches over a solid base.
Avoid: skipping the base — Asphalt is only as good as the gravel base beneath it. A weak base means early failure no matter how much asphalt you lay.
Avoid: forgetting compaction — Loose asphalt covers more area than compacted — estimate for the compacted thickness, not the loose lift.
Avoid: ignoring labor in the budget — Material is only part of the cost. Installation, base prep, and equipment often exceed the asphalt itself.