Birthday Party Food Calculator
Appetizers, finger foods, pizza, cake and drinks for a birthday party — sized for your guests and party length.
Quick Answer
For a 3–4 hour birthday party, plan roughly 8–12 appetizer pieces per adult, a slice or two of cake per guest, and about 3–4 drinks per person. For exact amounts for your own guest list, use the calculator on this page.
Type of party
Number of guests
Men
Adults 18+
Women
Adults 18+
Teens
Ages 13–17
Kids
Ages 3–12
Babies
Ages 0–2
Mounjaro users
Adults eating about half
25 guests in total
Alcoholic drinks
How many adults will drink alcohol? We never calculate alcohol for teens, kids or babies.
Adults drinking alcohol
Up to 20 adults.
How long is the party?
Guests' appetite
We add a 10% safety margin so you don't run out of food.
FAQ
How much cake do I need?
Plan about one slice per guest, plus a small extra. The calculator suggests cake size by number of guests.
Can I add my own items?
Yes, add any product from the catalog on the results page.