๐ Party & Events
Birthday Party Budget Calculator
Children's birthday costs are dominated by venue and cake rather than food, and favors are the line that quietly doubles when you forget siblings. Pricing the cake by the slice rather than by the cake keeps the estimate honest.
How it works
Number of guests
Food per guest
Cake servings per guest
Cake cost per serving
Decorations
Venue or entertainer
Favors per guest
Food
Cake
Favors
Decor and venue
Total cost
Cost per guest
Cake servings
Frequently asked questions
How do I use the Birthday Party Budget 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.