Cake Serving Calculator
Pick your pan, choose wedding, party, or generous slices, and see how many guests one cake feeds — or how many cakes to bake for your list.
Classic home layer
Slice size
Leave at 0 to see servings per pan only.
Servings per cake
25 servings
8" round cake · 1" × 2" party slice (surface)
Assumes full-height layers cut through · tier stacks need one pan per tier size.
Recipe written for a different tin? Use the baking pan converter to scale batter, then check servings here.
How servings are estimated
We divide the pan's top surface area by a slice footprint: about 2 in² for party cuts (1" × 2"), 1.5 in² for wedding cuts, and 4 in² for generous home dessert. That matches common Wilton-style charts for round and sheet cakes. Loaf pans use typical slice counts instead of area math.
Example: 25 servings from an 8" round party cake — about 2 pans for 40 guests.
Cake servings chart
| Pan | Wedding | Party | Generous |
|---|---|---|---|
| 6" round | 18 servings | 14 servings | 7 servings |
| 8" round | 33 servings | 25 servings | 12 servings |
| 10" round | 52 servings | 39 servings | 19 servings |
| 12" round | 75 servings | 56 servings | 28 servings |
| 9 × 13 sheet | 78 servings | 58 servings | 29 servings |
Related baking tools
Baking pan converter, ingredient scaling, butter conversion, yeast conversion.
FAQ
- How many servings does an 8-inch round cake serve?
- With standard party slices (about 1" × 2" on the top surface), an 8-inch round cake yields roughly 24 servings. Wedding-style thin slices give more; generous 2" × 2" home slices give fewer.
- What is the difference between wedding and party servings?
- Wedding slices are smaller on the plate (more pieces per cake). Party slices are the everyday chart size most home bakers expect. Generous slices assume larger cuts for casual dessert.
- Does a two-layer cake double the servings?
- No. Layers add height; you still cut one wedge through the stack. Servings come from the top footprint of the pan, not how many layers you stack.
- How is this different from the baking pan converter?
- The pan converter scales ingredient amounts when your tin size changes. This tool estimates how many guests one baked cake feeds and how many pans to bake for a head count.