Concrete Deck Footing Calculator
Building a deck? Calculate concrete needed for deck footings with our free tool. Get accurate estimates for post hole concrete.
Feet, inches, yards
Dimensions
ft
ft
Add 10% extra for waste, spills, and uneven surfaces
Pro Tips
- →Deck footings must extend below frost line
- →Typical footing diameter is 12 inches for deck posts
- →Set posts on concrete piers above footing
- →Number of footings depends on deck size and span
- →Check local codes for specific requirements
Technical ResultActive
0.58YD³
Includes 10% waste factor
Bags (80lb)26
Total Volume15.6FT³
Estimated Weight2,333LBS
Cubic Meters0.44M³
Cost Estimate
Estimated material costs for your project
Recommendation: Bagged Concrete
For smaller projects, bagged concrete gives you more control and less waste.
Bagged Concrete (80lb)$143 - $208
26 bags × 80lb
Ready-Mix Delivery$75 - $215
0.58 cubic yards + delivery
Prices vary by location and time. Contact local suppliers for accurate quotes.