What is the cheapest concrete slab finish?
Plain broom or light trowel finish is usually the cheapest. Stamped, stained, polished, and exposed aggregate finishes add labor and materials.
Concrete cost guide
Concrete Slab Cost in 2026
Concrete slab cost depends on square footage, thickness, finish, reinforcement, and site prep. Use this guide to benchmark plain, garage, patio, and decorative slabs.
Need project-specific numbers? Use the Concrete Slab Cost Calculator.
Typical Cost Ranges
| Item | Typical Cost | Notes |
|---|---|---|
| Plain 4 inch slab | $6-$13/sq ft | Patios, sheds, sidewalks |
| Garage slab | $7-$15/sq ft | Thicker edges, stronger mix, reinforcement |
| Stamped slab | $12-$25+/sq ft | Pattern, color, sealant, added labor |
How To Estimate It
- Square feet = length x width
- Cubic yards = square feet x thickness in feet / 27
- Installed cost = square feet x local installed rate
FAQs
Why do slab quotes vary so much?
Excavation, sub-base, access, reinforcement, finish, region, minimum crew charge, and contractor backlog can all move the quote.