Concrete CalculatorOpen full calculator ↗

Area to cover
Depth and material
Material density

Normal-weight concrete is about 150 lb per cubic foot (4,050 lb per cubic yard).

Cost (optional)

You need

1.36 cubic yards

≈ 2.75 tons · 36.67 cubic feet · includes 10% extra

10 ft10 ftdepth4 in
Area100 sq ft
Cubic feet36.67
Cubic yards1.36
Cubic meters1.04
Tons (US)2.75
Pounds5,500

Bags

40 lb bag (0.30 cu ft)123
60 lb bag (0.45 cu ft)82
80 lb bag (0.60 cu ft)62

Cubic yards = area (sq ft) × depth (ft) × (1 + 10%) ÷ 27 · Tons = cubic yards × 4,050 lb ÷ 2,000