How Much Does a Concrete Slab Cost?
A concrete slab costs $4–$8 per square foot for a basic 4-inch slab, or $8–$15/sq ft for a finished slab with reinforcement and grading. A 10x10 slab runs $400–$800. A 20x24 garage slab costs $2,000–$7,000.
Cost Breakdown
| Service | Low | High | Notes |
|---|---|---|---|
| Basic slab (per sq ft) | $4 | $8 | — |
| Reinforced slab (per sq ft) | $8 | $15 | — |
| 10x10 patio slab | $400 | $800 | — |
| Garage slab (20x24) | $2,000 | $5,000 | — |
| Foundation slab | $5,000 | $15,000 | — |
How Much Does a Concrete Slab Cost?
A concrete slab costs $4–$8 per square foot for a basic 4-inch slab, or $8–$15/sq ft for a finished slab with reinforcement and grading. A 10x10 slab runs $400–$800. A 20x24 garage slab costs $2,000–$7,000.
Related Questions
How can I save money on concrete?
Get 3+ quotes, schedule during off-peak seasons, bundle projects, and ask about discounts for cash or military.
Should I get multiple concrete quotes?
Yes, always get 2-3 quotes to compare pricing, scope, and professionalism. The cheapest bid isn't always the best value.
What should I look for when hiring for concrete?
Check licensing, insurance, reviews, BBB rating, and ask for references. Get everything in writing before work begins.