🍿 Popcorn Calculator

Plan popcorn for movie nights, kids parties, or popcorn bars at events.

Kids are counted as about 60% of an adult portion. Appetite and leftover adjustments are shown in the result.

Estimate for 10 guests - Popcorn
Total needed
13.6 oz kernels (~14.4 cups popped)
Per person
1.2 oz kernels per adult
Suggested purchase
1.1 lb popcorn kernels
Leftover plan
Includes 10% leftover buffer

Shopping list

  • Popcorn kernels1.1 lb
  • Butter / oil1.8 oz
  • Salt / seasoningto taste

Info: 35g kernels/adult normal. 1g kernels ≈ 8-10ml popped.

Was this estimate helpful and accurate?

How much popcorn per person?

25g kernels light, 35g normal, 50g hungry/movie-night. 1g of kernels yields about 8–10ml of popped popcorn.

Flavor bar

Set out melted butter, salt, parmesan, ranch powder, cinnamon sugar, and chili-lime to make a popcorn bar.

How much popcorn for 5, 10, 20, 50 or 100 people?

These are the exact quantities most home cooks and caterers use when planning popcorn for a group. Portions assume a normal adult appetite with a small buffer for leftovers — bump up one level for hungry guests, sports crowds, or long events.

  • How much popcorn for 5 people? Plan for about 6.8 oz kernels (~7.2 cups popped) — adjust with the calculator above for kids, appetite, or leftovers.
  • How much popcorn for 10 people? Plan for about 13.6 oz kernels (~14.4 cups popped) — adjust with the calculator above for kids, appetite, or leftovers.
  • How much popcorn for 20 people? Plan for about 1.7 lb kernels (~1.83 gal popped) — adjust with the calculator above for kids, appetite, or leftovers.
  • How much popcorn for 50 people? Plan for about 4.24 lb kernels (~4.58 gal popped) — adjust with the calculator above for kids, appetite, or leftovers.
  • How much popcorn for 100 people? Plan for about 8.49 lb kernels (~9.15 gal popped) — adjust with the calculator above for kids, appetite, or leftovers.

35g kernels/adult normal. 1g kernels ≈ 8-10ml popped.

Popcorn portions for 10, 20, 50, and 100 people

GuestsNormal servingHungry crowd
10 guests13.6 oz kernels (~14.4 cups popped)1.02 lb kernels (~1.1 gal popped)
20 guests1.7 lb kernels (~1.83 gal popped)2.04 lb kernels (~2.2 gal popped)
50 guests4.24 lb kernels (~4.58 gal popped)5.09 lb kernels (~5.49 gal popped)
100 guests8.49 lb kernels (~9.15 gal popped)10.19 lb kernels (~10.99 gal popped)

Frequently asked questions

How much popcorn for 20 people?

About 700g kernels — that pops to roughly 6 L of popcorn.

Air-popped vs stovetop?

Air-popped is lower-fat; stovetop in oil tastes richer and crisps better.

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