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What Does a Concrete Slab Cost?

Concrete slab quotes are often per square foot or square meter, but thickness, rebar/mesh, base prep, pump rental and haul distance change the total. Calculate volume first, then ask contractors to break out material, labor and prep.

更新 2026-10-30 · 公式可核验

What drives cost

Thickness: 4 inches for walks/sheds, 5–6 inches for driveways/heavy use.

Rebar/mesh, fibers, base compaction and drainage.

Pump trucks and small loads raise the unit price.

Comparing quotes

Ask for line items: concrete volume, rebar, labor, prep/haul-off.

Confirm tax, permits and curing are included.

Check volume with a calculator so thickness is not understated.

FAQ

Is 4 inches enough?

Usually enough for walks/sheds; driveways/RVs often need 5–6 inches and reinforcement.

Is the quote by volume or area?

Both; convert unit prices to total cost and thickness before comparing.

Can concrete be poured in winter?

Possible with freeze protection/heating, at higher cost; follow local rules.

Sources

Related calculators

Concrete CalculatorEstimate concrete volume, cubic yards and bags from length, width and thickness, with a 5 percent waste allowance.

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