Concrete Calculator
This concrete calculator determines the amount of concrete bags you need to purchase or use when pouring concrete, to help you buy the right amount of bags and measure the right volume of concrete in your projects.
What are you measuring?
Select a geometry
rectangle
cylinder
tube
curb
stairs
How much do you need?
Enter your dimensions
→ "How much concrete is this?"
∙ Total weight: 0 lbs∙ Total volume: 0 cubic feet
→ "How many bags of concrete do I need?"
∙ Using 60 lbs bags: 0 bags needed∙ Using 80 lbs bags: 0 bags needed
→ "How much will this cost?"
Using average prices, this will cost around:$0 using 60 lbs bags
$0 using 80 lbs bags
Things you should know
Purchasing concrete
∙ You should always purchase a little more concrete than you need.
∙ 60 lbs bags cost anywhere from ~$3 to ~$6.
∙ 80 lbs bags cost anywhere from ~$5 to ~$8.
Calculations
∙ Cured concrete weighs 150 lbs per cubic feet.
∙ 60 lbs bags provide 0.45 cubic feet of cured concrete.
∙ 80 lbs bags provide 0.6 cubic feet of cured concrete.
