Tarmac Calculator

Figure out the asphalt or tarmac you need for a driveway, path or parking area. Enter the dimensions and get tonnes, coverage and price.

ft
ft
in
Driveway: 3–4 in. Path: 2–3 in.
Changes the recommended depth, override with the depth box.
$
Material only — labour is extra.

🚗 Driveway ready

Depth guidance for drives, paths and car parks.

⚖️ Tonnage

Convert volume to tonnes using asphalt density.

💰 Cost view

Estimate material spend at your local price.

🔒 Private

All calculations run locally in your browser.

Finish the driveway

More surfacing and hardscape calculators.

Paving → Sub Base Concrete

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