BBQ & Cookout Calculator
Patties, pounds of beef, dogs, buns, and cheese — sized to your guest list so the grill never goes empty and the fridge isn't full of regret.
Quantities only — cook to temperature, not to time. Ground beef must reach 160°F internal and poultry 165°F; use a thermometer, not color. Cookout food should not sit out more than 2 hours, or 1 hour above 90°F, per USDA guidance. Keep raw meat separate from everything else.
Counted at 1.5 items; adults at 2.
Yield is how much of the raw weight survives trimming and rendering.
You need
Enter guest count
| Shopping list | Amount |
|---|---|
| Patties (¼ lb) | — |
| Ground beef (80/20) | — |
| Hot dogs | — |
| Burger buns (8-packs) | — |
| Dog buns (8-packs) | — |
| Cheese slices | — |
Burgers-and-dogs cookouts commonly run $6–$12 per guest with sides.
How to Calculate Cookout Food
Cookouts are counted per item, not per pound:
- Two sandwiches per adult, 1.5 per kid — the planning standard for a burgers-and-dogs menu.
- Split 60/40 burgers to dogs unless you know your crowd skews otherwise.
- Convert: 4 quarter-pound patties per pound of beef; buns rounded up to 8-packs; cheese for 75% of patties.
- Adjust ±20–25% for sides — a table full of salads genuinely reduces meat consumption.
Cookout formulas
Items = (adults × 2 + kids × 1.5) × appetite
Beef lb = patties ÷ 4 · Bun packs = ceil(count ÷ 8)
Worked example — 20 adults + 5 kids, average: 47.5 items → 29 patties (8 lb beef), 19 dogs, 4 packs of burger buns, 3 of dog buns, 22 cheese slices.
Quick Reference by Cookout Size
Mixed burgers and hot dogs, two items per adult (kids get 1.5 in the calculator): Every row is the calculator above at its default settings.
| Adults | Sandwiches | Patties (¼ lb) | Ground beef (80/20) | Hot dogs | Burger buns (8-packs) | Dog buns (8-packs) |
|---|---|---|---|---|---|---|
| 10 | 20 | 12 | 3 lb | 8 | 2 | 1 |
| 15 | 30 | 18 | 5 lb | 12 | 3 | 2 |
| 20 | 40 | 24 | 6 lb | 16 | 3 | 2 |
| 25 | 50 | 30 | 8 lb | 20 | 4 | 3 |
| 30 | 60 | 36 | 9 lb | 24 | 5 | 3 |
| 40 | 80 | 48 | 12 lb | 32 | 6 | 4 |
| 50 | 100 | 60 | 15 lb | 40 | 8 | 5 |
| 75 | 150 | 90 | 23 lb | 60 | 12 | 8 |
| 100 | 200 | 120 | 30 lb | 80 | 15 | 10 |
| 150 | 300 | 180 | 45 lb | 120 | 23 | 15 |
| 200 | 400 | 240 | 60 lb | 160 | 30 | 20 |
Smoked Meats Are Bought by Weight, Not by Item
Burgers are counted. Brisket is weighed — and the number that catches people out is yield. A whole packer brisket loses roughly half its weight to trimmed fat and rendering. Pork shoulder does a little better at about 55%, chicken around 60%.
So the maths runs backwards from the plate:
Cooked needed = adults × 0.5 lb + kids × 0.25 lb
Raw to buy = cooked ÷ yield
For 20 adults and 5 kids that is 11.25 lb on plates — which means 23 lb of raw brisket, not 11. Buying “half a pound a head” of raw brisket feeds half the people you invited, and you find out at 4pm.
Ribs are the exception — they are sold and served by the rack. A rack of St. Louis spares runs about 3.5 lb and feeds roughly three as a main, or five or six as one meat among several.
Tips Before You Grill
- 80/20 chuck for burgers — lean beef turns to hockey pucks over charcoal. Salt just before grilling, not in the mix.
- Make patties bigger than the bun — they shrink ~20% on the grill.
- Grill in waves, hold in a cooler. Wrapped in foil inside a dry cooler, cooked burgers hold safely hot for an hour.
- The 90°F rule: in summer heat, food gets one hour out — keep cold sides on ice and rotate small bowls instead of one big one.
- Veggie option: one plant-based patty per 10 guests covers you; grill them first on the clean grate.
Frequently Asked Questions
Burgers and dogs for 20 guests?
~24 patties (6 lb beef) + 16 dogs for adults; add kids at 1.5 items each.
Burgers per pound of beef?
Four ¼-lb or three ⅓-lb patties. 80/20 chuck is the grill standard.
How much meat per person?
Two items per adult, 1.5 per kid — about half a pound served per adult.
Buns equal to meat?
Yes, rounded up to packs of 8. Dogs come 10 to a pack, buns 8 — buy accordingly.
How much cheese?
One slice per 75% of patties — a 24-pack covers ~32 burgers.
How long can food sit out?
2 hours; 1 hour above 90°F (USDA). Grill in waves, ice the sides.
How many burgers and hot dogs do I need for 20 people?
For 20 adults, plan 40 sandwiches in total: about 24 quarter-pound patties (6 lb of ground beef) and 16 hot dogs, with 3 packs of burger buns and 2 packs of hot dog buns. Buy buns in whole packs; they freeze.
How many burgers and hot dogs do I need for 50 people?
For 50 adults, plan 100 sandwiches in total: about 60 quarter-pound patties (15 lb of ground beef) and 40 hot dogs, with 8 packs of burger buns and 5 packs of hot dog buns. Buy buns in whole packs; they freeze.
How many burgers and hot dogs do I need for 100 people?
For 100 adults, plan 200 sandwiches in total: about 120 quarter-pound patties (30 lb of ground beef) and 80 hot dogs, with 15 packs of burger buns and 10 packs of hot dog buns. Buy buns in whole packs; they freeze.
References
- USDA FSIS — grilling and food safety (the 2-hour/1-hour rule): fsis.usda.gov
- Weber — grilling guides and burger basics: weber.com
- Penn State Extension — cooking for crowds: extension.psu.edu
Embed This Calculator
Run a blog, a supplier site, or a class page? You're welcome to put this calculator on your own site — free, no signup, no API key. Copy the snippet, paste it into your HTML, done.
The only condition: keep the “Powered by PartyQuik” link visible. It's how we keep the calculators free. Full details on the embed page.