Concrete Driveway Cost Calculator
Estimate a concrete driveway from its area and your price per square foot, and see the cubic yards of concrete it takes at your chosen thickness.
Calculator
A 600 sq ft concrete driveway at $8.00/sq ft is about $4,800.00, roughly 7.41 cubic yards of concrete at 4 inches thick.
Poured concrete driveways are most often priced all-in by the square foot — a single rate that folds together the concrete, the base preparation, forming, finishing and labor. This calculator takes that route: your area times the per-square-foot rate you were quoted gives the total, and alongside it the tool shows the cubic yards of concrete the driveway holds at the thickness you pick, so you can cross-check a bid or plan a material order.
Enter the driveway footprint, your installed rate, and a thickness. There is no price table inside — the rate is yours — so the estimate reflects your market and stays correct over time. Use it to sanity-check a contractor's all-in price, to compare two proposals on the same footprint, or, with the volume figure, to reason about how much of the bill is material versus labor and prep.
Formula
An installed rate on the area, with the concrete volume shown for reference:
total = area × price_per_sqft\nvolume_cu_yd = area × (thickness_in ÷ 12) ÷ 27
The total is a straight area × your all-in $/sq ft, which is how most driveway quotes are written. The volume uses the same /27 cubic-yard math as a slab — area times thickness in feet, over 27 — and is there so you can see the material behind the price. It is a readout, not a second charge: it is already inside the per-square-foot rate.
Worked example
A 600 sq ft driveway (say 20 by 30 ft), quoted all-in at $8 per square foot, poured 4 inches thick:
- Total = 600 × $8 = $4,800
- Volume = 600 × (4 ÷ 12) ÷ 27 = 7.41 cu yd
Pour it 6 inches thick for heavier vehicles and the concrete volume rises to about 11.1 cubic yards, which is why an all-in rate for a thicker, reinforced driveway is higher per square foot. The volume readout lets you see that material jump even when the quote is a single square-foot number.
What is inside a per-square-foot driveway price
An all-in square-foot rate bundles a lot. The base — excavation, grading and a compacted gravel sub-base — is doing half the work; a driveway on poorly prepared ground cracks no matter how good the concrete is. The concrete itself is the cubic-yard volume this tool shows, at whatever mix strength the job calls for. Reinforcement (wire mesh or rebar) and control joints manage the cracking that concrete always wants to do. And finishing — broom, exposed-aggregate, stamped or colored — can move the rate substantially. When you compare two per-square-foot quotes, make sure they assume the same thickness, base, reinforcement and finish, or you are not comparing like with like.
Thickness and use. A standard residential driveway is often poured around 4 inches; where trucks, RVs or heavy loads park, 5 to 6 inches with reinforcement is common, and the volume readout above makes the extra material obvious. Edges and turning areas sometimes get thickened. The right build-up depends on your soil, climate and how the driveway is used, so treat the thickness selector as a planning aid for the volume, not a spec.
This is a planning estimate from the rate you entered. Site conditions drive real driveway prices more than almost anything — a sloped lot, poor drainage, removal of an old driveway, tricky access for the truck, or a decorative finish can all move the number well beyond a plain area calculation. Get an itemized written quote, confirm what the square-foot rate includes, and check whether your municipality requires a permit for a new or replacement driveway.