Home Calculators Concrete Slab Cost Calculator

Concrete Slab Cost Calculator

Estimate the cost of your concrete slab project — driveways, patios, floors, and foundations. Includes concrete volume, reinforcement, labor, and finishing costs.

Slab Dimensions

Enter the dimensions of your concrete slab to calculate volume and cost

Slab Size & Type
Slab Area240 sq ft
Volume— cu yd
Reinforcement & Base
Cost Inputs

Typical: $120–$200/yd³

Typical: $2–$5/sq ft

Total Project Cost
$--
materials + labor
Cost per Sq Ft
$--
total project rate
Concrete Volume
-- yd³
cubic yards (with waste)
Concrete Cost Only
$--
material cost only

Typical Cost Ranges (2024)

Patio (4")$6–$10/sq ft
Driveway (4–6")$8–$15/sq ft
Floor / Slab$5–$8/sq ft
Stamped concrete$12–$25/sq ft
Foundation$10–$20/sq ft

Thickness Guide

3–4" — Walkways, patiosLight foot traffic
4–5" — DrivewaysPassenger vehicles
6" — Commercial slabsHeavy vehicles
8"+ — FoundationsStructural load

Concrete Volume Formula

Cubic Feet

L × W × (Thickness/12)

Cubic Yards

Cubic Feet ÷ 27

With Waste

Cu Yd × (1 + waste%)

Total Cost

Concrete + Labor + Extras