How much concrete is a 12×24 driveway?
A 12-by-24-foot driveway covers 288 square feet. At the standard 5-inch thickness that's about 4.44 cubic yards of concrete before waste, or roughly 4.89 yards once you add a 10% allowance. At about 4.89 cubic yards a single ready-mix truck (roughly 10 cubic yards) delivers this in one load with room to spare. The calculator above is pre-filled to these dimensions; change the thickness or price to match your job.
Concrete for a 12×24 driveway by thickness
| Thickness | Concrete to order | 80 lb bags | Material cost |
|---|---|---|---|
| 5″ (standard) | 4.89 yd³ | 220 | $782 |
| 6″ | 5.87 yd³ | 264 | $939 |
| 8″ | 7.82 yd³ | 353 | $1,252 |
Material cost at $160/yd³ ready-mix, before delivery fees. Cost data updated June 2026.
Common questions
How many yards of concrete for a 12x24 driveway?
A 12x24 driveway at 5 inches thick needs about 4.44 cubic yards before waste. Add 5-10% extra so you don't come up short. Change the thickness in the calculator above to see how it affects the total.
How many bags of concrete for a 12x24 driveway?
At 5 inches thick that's roughly 220 eighty-pound bags with a 10% allowance. Past about 1 cubic yard (around 45 bags), ready-mix delivery is usually cheaper and far less work than mixing bags by hand.
What does a 12x24 driveway cost?
Material alone is a small share of the total. Installed, driveways this size run a wide range depending on thickness, finish, site prep, and region. Use the calculator's installed-cost range as a ballpark, then compare local quotes for a real price.