1/3 Cup is How Many tsp?

How Many Teaspoons in ⅓ Cup?

Alright, so you’re in the kitchen, the recipe calls for ⅓ cup of something—maybe sugar, oil, melted butter—and you’re either:

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  • Missing your ⅓ cup measuring tool
  • Trying to be extra accurate
  • Or just plain curious (which we love!)

Whatever the reason, you want to know:

“How many teaspoons are in ⅓ cup?”

Let’s clear it up in a simple, no-stress kind of way.

Quick Answer:

⅓ cup = 16 teaspoons

Yup, exactly 16 teaspoons. That’s your magic number.

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The Quick Kitchen Math (Don’t Worry, It’s Easy)

Here’s how we get there:

  • 1 cup = 48 teaspoons
  • So, if you divide that by 3…
48 ÷ 3 = 16 teaspoons

And just like that:
⅓ cup = 16 tsp

Teaspoon to Cup Conversion Chart

CupsTeaspoons (tsp)
¼ cup12 tsp
⅓ cup16 tsp
½ cup24 tsp
⅔ cup32 tsp
¾ cup36 tsp
1 cup48 tsp

Pro Tip: 1 tablespoon = 3 teaspoons
So if your recipe talks in tablespoons, you can convert that way too!

Real-Life Example

Let’s say your recipe calls for:

  • ⅓ cup of oil, but you’ve only got a teaspoon on hand.

Just scoop out 16 teaspoons, and you’re right on track.

(Yes, it takes a few more scoops, but hey—you get there just the same.)

Does the “⅓ Cup = 16 Teaspoons” Rule Work for Both Wet and Dry Ingredients?

Yes—but with a small asterisk.

Volume stays the same for both wet and dry ingredients

When we say ⅓ cup = 16 teaspoons, we’re talking about volume—not weight. That means this measurement works for both:

  • Dry ingredients like sugar, flour, cocoa powder
  • Liquid ingredients like oil, milk, or vanilla extract

So if a recipe says ⅓ cup of oil or ⅓ cup of flour, and you’re converting to teaspoons, it’s still 16 teaspoons.


But remember: weight is a different story

Here’s where it can get tricky:
1 teaspoon of flour does not weigh the same as 1 teaspoon of honey or butter. So if you’re working with a recipe that uses grams or ounces (by weight), then teaspoons and cups won’t match unless you know the ingredient’s density.

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