Teaspoons to Cups (us) Converter
Convert teaspoon to cup (US) instantly. Type a value below — the result updates as you type.
When you need to convert teaspoon to cup (US)
Volume conversions show up most in the kitchen and at the pump — scaling a recipe written for another country, dosing a liquid, or comparing fuel and drink sizes between metric and US/UK measures.
Typical values: 0.5 tsp is about 0.0104 cup, and 100 tsp works out to roughly 2.0833 cup. Because the ratio is fixed at 0.0208, you can scale any amount linearly — doubling the teaspoons doubles the cups (US).
US and UK 'cups', 'pints' and 'gallons' differ, so always check which system a recipe or label uses before converting.
How to convert teaspoon to cup (US)
One teaspoon equals 0.0208 cups (US). To convert, multiply the number of teaspoons by 0.0208:
cups (US) = teaspoons × 0.0208
For example, 10 teaspoons × 0.0208 = 0.2083 cups (US).
Teaspoons to cups (US) conversion table
| Volume (tsp) | Cups (us) (cup) |
|---|---|
| 1 tsp | 0.0208 cup |
| 2 tsp | 0.0417 cup |
| 3 tsp | 0.0625 cup |
| 5 tsp | 0.1042 cup |
| 10 tsp | 0.2083 cup |
| 20 tsp | 0.4167 cup |
| 50 tsp | 1.0417 cup |
| 100 tsp | 2.0833 cup |
FAQ
How many cups (US) are in a teaspoon?
One teaspoon = 0.0208 cups (US).
How do I convert cups (US) back to teaspoons?
Divide by 0.0208, or use the cups (US) to teaspoons converter.