Pizza Calculator

Not sure how many pizzas to order? Use our free pizza calculator to estimate exactly how much pizza you need for your event, group, or party.

Pizza Ordering FAQs

How many pizzas do I need for 10 people?

If each person eats about 3 slices, and a pizza has 8 slices, you'll need around 4 pizzas.

How many slices are in a large pizza?

Most large pizzas have 8–10 slices depending on the restaurant.

How do I calculate pizzas for kids vs adults?

Kids eat around 2 slices on average, while adults may eat 3–4 slices.