How much does a concrete slab cost in San Antonio, TX?
Poured concrete pad with forms, gravel base, and rebar. Priced against Texas material costs, a typical DIY concrete slab in San Antonio runs about $597 in materials — 3% below the national average. These are estimates only, not a quote — enter your real dimensions in the free calculator for a shopping list matched to your build.
Estimates only — not a quote.
San Antonio cost breakdown
| Estimate | Low | Typical | High |
|---|---|---|---|
| San Antonio (DIY materials) | $507 | $597 | $806 |
| National average | $524 | $616 | $832 |
Priced from the Texas material index — 3% below the national average. Based on a common-size concrete slab; enter your own dimensions for an exact number.
DIY materials estimate: $597. A contractor in the San Antonio market (materials plus about 20 labor hours at ~$48/hr) estimates to $1,497–$2,008. Estimated DIY savings: $1,104 (65%).
Flatwork under about 200 sq ft is often permit-exempt; larger pours and anything structural generally are not.
Outside city limits, Bexar County is typically the permitting authority.
Get your exact San Antonio price
Enter your dimensions for a materials list and cost estimate matched to your build.
Frequently asked questions
How much does a concrete slab cost in San Antonio, TX?
Materials typically run $507–$806 for a common-size project using San Antonio-area pricing. That is an estimate, not a quote — our free calculator prices your exact dimensions.
Is it cheaper to DIY or hire a contractor in San Antonio?
DIY materials estimate to about $597. A local contractor estimates to $1,497–$2,008 at the San Antonio-area labor rate of roughly $48/hr, so DIY could save an estimated $1,104 (65%).
Do I need a permit for a concrete slab in San Antonio?
Flatwork under about 200 sq ft is often permit-exempt; larger pours and anything structural generally are not. Bexar County and the City of San Antonio rules can be stricter than the state baseline — run the free permit lookup for your ZIP before buying materials.
Why is San Antonio concrete slab pricing different from the national average?
We apply a regional material cost index for the San Antonio market — currently 3% lower than the national average. Labor is indexed separately at about $48/hr for the contractor comparison.
Other projects in San Antonio
Concrete slab cost in nearby cities
Looking at the whole state? Concrete slab cost in Texas.