Concrete Driveway Calculator

Estimate materials and cost for a new concrete driveway. Supports standard and custom thicknesses with waste-factor option.

Frequently Asked Questions

How thick should a concrete driveway be?

Residential driveways are 4 inches thick. For heavier vehicles, go 5–6 inches. Add wire mesh or rebar for reinforcement.

How much concrete for a 20x20 driveway?

A 20 ft × 20 ft × 4 in driveway needs approximately 4.94 cubic yards of concrete.

What does a concrete driveway cost?

Installed cost is $6–$12 per square foot, including materials, labor, and site prep.

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