Fence Cost Lab
Post concrete calculator.
Use the hole size and bag yield printed on your product to estimate how many bags you need.
Post Concrete calculator
Use your product dimensions and local prices. The estimate stays transparent and editable.
Number of holes
inches
inches
cubic feet per bag
extra material
Planning estimate only. Confirm dimensions, local prices, permits and installation requirements before buying materials.
Your takeoff
editable estimate40bags needed
2.3bags / post
30"hole depth
Posts / holes14
Hole diameter10 in
Bag yield0.6 cu ft
Assumes straight runs, regular spacing and user-provided product coverage. Slopes, unusual gates, rocky soil and local code may change the final quantity.