average cost for concrete
We have collected data nationwide to help calculate the average cost of concrete in the US. The following are average costs and prices reported back to us: $6.40 per square foot (4 inch reinforced slab on grade) (Range: $6.03 - $6.76) $8.32 per square foot (6 inch reinforced slab on grade) (Range: $6.88 - $9.75)