🧪 Volume converter

Cup to Teaspoon Converter

Convert cups (cup) to teaspoons (tsp) instantly with the exact formula, a conversion table and chart.

cup

Results

Teaspoons
48 tsp
Same value in every unit

📊 Cup to Teaspoon chart

Cup to Teaspoon — plotted against cup (cup).

How to convert cups to teaspoons

To convert cups to teaspoons, multiply by 48. Volume conversions help with recipes, fuel, beverages, aquariums and laboratory work. US customary units are used here.

tsp = cup × 48 cup = tsp ÷ 48
Cup to Teaspoon conversion – cup to tsp formula illustration
Cup (cup) → Teaspoon (tsp) at a glance.

Cup to Teaspoon conversion table

Cup (cup)Teaspoon (tsp)
0.1 cup4.8 tsp
0.5 cup24 tsp
1 cup48 tsp
2 cup96 tsp
3 cup144 tsp
4 cup192 tsp
5 cup240 tsp
10 cup480 tsp
20 cup960 tsp
25 cup1,200 tsp
50 cup2,400 tsp
100 cup4,800 tsp
500 cup24,000 tsp
1,000 cup48,000 tsp

About the units

Cup (cup)

A US customary cup is 8 US fluid ounces, about 236.59 mL (nutrition labels round to 240 mL).

Teaspoon (tsp)

A US teaspoon is 1/6 of a US fluid ounce, about 4.93 mL.

How to use this converter

  1. Type the number of cups (cup) in the input box.
  2. The result in teaspoons appears instantly — no button needed.
  3. See the same value in every other volume unit just below.
  4. Use “Swap units” to convert teaspoons back to cups.

Tips for better results

  • Double-check which system a unit belongs to (for example US vs UK gallons).
  • Use the swap button to convert in the opposite direction instantly.
  • Bookmark the conversions you use most — each pair has its own page.

Frequently asked questions

How many teaspoons are in one cup?

One cup equals 48 teaspoons. 48 is the exact factor used by this converter.

How do I convert cups to teaspoons?

Multiply the value in cups by 48. To go the other way, multiply teaspoons by 0.0208333333333.

What is 10 cup in tsp?

10 cup = 480 tsp. Also, 5 cup = 240 tsp and 100 cup = 4,800 tsp.

What is the difference between a cup and a teaspoon?

A US customary cup is 8 US fluid ounces, about 236.59 mL (nutrition labels round to 240 mL). A US teaspoon is 1/6 of a US fluid ounce, about 4.93 mL.

Is this tool free and private?

Yes — the Cup to Teaspoon is completely free with no sign-up, and it runs entirely in your browser, so the values you enter are never uploaded to our servers.

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