Use this free catering quantity calculator to estimate food quantities, pizza count, entree portions, sides, salad, food cost, and quote amount for events, parties, group orders, buffets, office meals, and restaurant catering.
Interactive calculator
Catering Quantity Calculator
Estimate pizza count, entree protein, sides, salad, food cost, and a suggested quote for restaurant catering orders.
Calculator results are estimates. Check your invoices, payroll reports, POS reports, and accountant before making financial decisions.
How to use this catering quantity calculator
Enter the guest count, event type, serving style, food categories, portion assumptions, estimated food cost, and desired markup or target food cost percentage. The calculator helps estimate how much food to prepare and gives a starting point for catering pricing.
Catering quantity and quote formula
Catering quantity is usually estimated by multiplying guest count by the expected portion per guest, then adding a buffer for service style, guest mix, event length, and appetite level.
Total quantity = guest count × portion per guest
For pricing, estimated food cost and target food cost percentage can be used to estimate a quote.
Catering quote = estimated food cost ÷ target food cost percentage
Example catering quantity calculation
A 50-person standard meal at $7.50 food cost per guest has an estimated food cost of $375. At a 30% target food cost, the suggested food quote is $1,250 before delivery, setup, service, rentals, disposables, sales tax, or other fees.
Why catering quantity planning matters
Catering mistakes can be expensive. Too little food creates service problems and unhappy guests. Too much food creates waste and lowers profit. A calculator gives you a starting point, but the final order should also consider event type, age group, time of day, menu mix, service style, and whether other food is being served.
Common catering quantity mistakes
- Quoting only food and forgetting delivery, setup, service, rentals, and disposables.
- Using the same portions for kids, adults, athletes, office lunches, parties, and buffet events.
- Not building in a small buffer for buffet events, seconds, waste, or guest count changes.
- Forgetting bread, sauces, dressings, serving utensils, plates, napkins, and packaging.
- Pricing catering from food cost only without considering labor, travel time, setup time, and service time.
When should restaurants adjust catering quantities?
Adjust catering quantities when the event is buffet-style, when guests serve themselves, when the event lasts longer than normal, when the customer expects leftovers, or when the menu includes popular items that tend to run out first.
Catering quantity calculator FAQ
How much food should I plan per catering guest?
It depends on the event type, menu, guest mix, time of day, and serving style. Buffet-style events usually need more buffer than individually portioned meals because guests may over-serve themselves or come back for seconds.
Should I add a buffer to catering quantities?
Yes. Many catering orders need a buffer for waste, seconds, guest count changes, and service style. The right buffer depends on the event. A small office lunch may need less buffer than a buffet or party.
How do I price a catering order?
Start with estimated food cost, then account for labor, packaging, delivery, setup, service time, taxes, fees, and desired profit. A food-cost-only quote may be too low if the event requires extra prep or service.
Can this calculator be used for pizza catering?
Yes. Use guest count, slices per guest, pizza size, and appetite level to estimate pizza count. For pizza-heavy events, consider age group, time of day, sides, salads, and whether other food is included.
Should catering include delivery and setup fees?
Yes, if delivery, setup, equipment, staff, or travel time are required. Those costs should be considered separately from food cost so the catering quote protects profit.