Concrete Volume Converter
Calculate concrete volume in cubic yards and bags needed for slabs, footings, and projects
Volume Calculation
Cubic Feet
33.33
Cubic Yards
1.23
With 10% Waste
1.36 cu yd
Cubic Meters
0.94
Bags Calculator
Bags Needed (exact)
1516
Bags with 10% Waste
1667
Weight & Cost Estimates
Total Weight
5,000 lbs
2.5 tons
Bag Cost (est.)
$8,335 - $11,669
For 1667 bags
Ready-Mix (est.)
$136 - $204
Delivered price varies
Better Option
Ready-Mix
Over 1 yard = order truck
Bag Yield Reference
| Bag Size | Yield (cu ft) | Bags per Cu Yd |
|---|---|---|
| 40 lb bag | 0.011 | 2455 |
| 50 lb bag | 0.014 | 1929 |
| 60 lb bag | 0.017 | 1589 |
| 80 lb bag | 0.022 | 1228 |
| 90 lb bag | 0.025 | 1080 |
Thickness Guidelines
4 inches: Sidewalks, patios, light foot traffic
5-6 inches: Driveways, garage floors, heavier loads
8+ inches: Heavy equipment, commercial applications
Note: Always add 10% extra for waste, spillage, and uneven ground.