๐พ Pets
Cat Litter Calculator
A litter box should have about three inches of litter, which is roughly 20 pounds for a standard box. Scooping daily and topping up makes a full change unnecessary for a week or two, though clumping litter still needs a complete swap regularly.
How it works
Number of cats
Number of litter boxes
Full change frequency
Litter per box
Price per pound
Litter per full change
Litter per year
Cost per year
Recommended number of boxes
Note
Frequently asked questions
How do I use the Cat Litter Calculator?
Fill in the fields above โ the result recalculates instantly as you type. Everything runs in your browser, so the values you enter are never collected or stored.
Is this calculator free?
Yes. It is completely free, requires no account, and works on phones, tablets and desktops.