Party supplies calculator: plates, cups and napkins
Enter your guest count and what you are serving to see how many plates, cups, napkins and forks to buy, rounded up to whole packs.
Enter your measurements
More options: Extra · Pack · Napkin pack
- Dinner plates (large)
- 83 plates
- Small plates (appetizers & dessert)
- 55 plates
- Cups
- 165 cups
- Napkins
- 165 napkins
- Forks
- 110 forks
- Knives
- 55 knives
- Large trash bags (one per 10 guests, plus recycling)
- 5 bags
- Packs of dinner plates
- 2 packs
- Packs of small plates
- 2 packs
- Packs of napkins
- 2 packs
- Per guest
- 1.5 large + 1 small plates, 3 cups, 3 napkins
Dinner plates: 50 guests × 1.5 × 1.1 extra = 83 plates
Small plates: 50 × 1 × 1.1 extra = 55 plates
Cups: 50 × 3 × 1.1 extra = 165 cups · Napkins: 50 × 3 × 1.1 extra = 165 napkins
Napkins ÷ 100 per pack = 2 packs
- Buffet plates take a scoop of everything, so pick heavy-duty plates (or plates with a rim) that do not fold. Small plates are fine for dessert and appetizers.
Quick answers for common sizes
| Example | Answer |
|---|---|
| How many plates for 50 people | 83 dinner + 55 small plates |
| How many napkins for 100 guests | 440 napkins |
Supplies by guest count (menu and extra as above)
| Guests | Dinner plates (large) | Small plates (appetizers & dessert) | Cups | Napkins |
|---|---|---|---|---|
| 25 | 42 plates | 28 plates | 83 cups | 83 napkins |
| 50 | 83 plates | 55 plates | 165 cups | 165 napkins |
| 75 | 124 plates | 83 plates | 248 cups | 248 napkins |
| 100 | 165 plates | 110 plates | 330 cups | 330 napkins |
| 150 | 248 plates | 165 plates | 495 cups | 495 napkins |
| 200 | 330 plates | 220 plates | 660 cups | 660 napkins |
Paper goods are the easiest part of a party to get right, because leftovers keep. The mistake is running out of something cheap at the busiest moment — usually cups or napkins. This calculator counts per guest by menu, adds an allowance, then rounds up to whole packs. New to the words? Party terms explained.
How the count works
Each item is guests × a per-guest figure for your menu, plus the extra allowance, rounded up. Dinner plates assume half the guests go back for seconds with a fresh plate; small plates cover appetizers (two each) and dessert (one each). Cups are your own number, because how many people lose track of a cup depends on the party: a two-hour office lunch might need two each, an afternoon barbecue in the sun four.
item = guests × per-guest figure × (1 + extra), rounded up packs = item ÷ pieces per pack, rounded up
| Menu | Dinner plates | Small plates | Forks | Napkins |
|---|---|---|---|---|
| Snacks and cake, no meal | 0 | 2 | 1 | 2 |
| One meal (buffet or plated), no dessert | 1.5 | 0 | 1.5 | 3 |
| Meal and dessert | 1.5 | 1 | 2 | 3 |
| Appetizers, meal and dessert | 1.5 | 3 | 2 | 4 |
Worked examples
- How many plates for 50 people — a buffet with dessert, dinner and dessert plates counted separately.
- How many napkins for 100 guests — a wedding with a cocktail hour, and why napkins are the item caterers overbuy on purpose.
Tips that save a second trip to the store
- Buy plates by job, not by count alone. Thin plates are fine for cake; a buffet plate with brisket and beans needs a heavy-duty or rimmed plate.
- Cups run out first. Put a marker by the stack, or use cups guests can write on. Count your drinks too — the party drinks calculator works out cans and bottles for the same guest list.
- Napkins go double at a barbecue. Wings, ribs and a crawfish boil are napkin-heavy; add paper towels and wipes.
- Forks before knives. Most buffet food can be eaten with a fork; knives matter for ham, brisket and steak.
- Trash is a supply too. Plan about one large bag per ten guests plus a separate one for cans, and empty them before they overflow.
If you are renting real plates and glassware instead, rental companies usually supply by the dozen or rack; count the same way and ask about breakage fees.
What you’ll need
- Heavy-duty paper plates (bulk)Budget price
Sturdy plates that do not fold under a scoop of baked beans. Get small ones too for dessert.
See options on Amazon (opens in a new tab) - Dinner napkins (bulk)Budget price
Napkins go faster than anything else on the table, especially with wings and barbecue.
See options on Amazon (opens in a new tab) - Plastic cutlery set (bulk)Budget price
Heavyweight forks that will cut brisket and ham. Pre-rolled sets with a napkin speed up a buffet line.
See options on Amazon (opens in a new tab) - Plastic party cups (16 oz)Budget price
Guests lose track of their cup, so plan two or three per person. A marker by the stack helps.
See options on Amazon (opens in a new tab)
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Frequently asked questions
How many cups per person should I plan for a party?
Plan two or three per guest for an indoor party of a few hours, and three or four for an outdoor afternoon where cups get set down and forgotten. Cups are cheap, so round up.
Do I need dessert plates as well as dinner plates?
Yes, if there is cake or pie: one small plate per guest. Guests rarely reuse a dinner plate for dessert at a buffet, and a large plate under a slice of cake wastes money.
How many napkins per guest?
About two each for snacks, three for a meal and four when there are appetizers, a meal and dessert. Barbecue, wings and seafood boils use roughly half as many again.
How many forks do I need for a buffet?
About one and a half per guest for a meal, or two if dessert is served, because people take a fresh fork with their second plate and with cake.
How many trash bags for a party?
Plan roughly one large (30–33 gallon) bag per ten guests, plus separate bags or bins for cans and bottles. Empty them during the party rather than at the end.