Construction & DIY
Concrete Calculator
Estimate the volume of concrete and the number of bags needed for slabs, footings, or walls.
Slab Dimensions
Volume Required
Total Volume
0.00
Cubic Yards (yd³)
0.00
Cubic Feet
0
Est. Lbs
Pre-Mix Bags Needed
- 80 lb Bags 0
- 60 lb Bags 0
- 50 lb Bags 0
Calculation Logic
Vol
=
L × W × (D ÷ 12)
27
Yield: Calculations assume typical pre-mix yield. Actual yield may vary by brand.