Teaspoons (tsp) to US cups (cup) Conversion
Teaspoons
The teaspoon is a unit of volume used in culinary and pharmaceutical measurement, equal to exactly 4.92892 mL in the US customary system. The metric teaspoon is standardised at exactly 5 mL, universally used in medicine for oral liquid dosing: "one teaspoon three times daily" = 5 mL. The distinction between a level teaspoon (standardised) and a heaped teaspoon (variable) is important in recipe precision.
US cups
The cup is a unit of volume used primarily in cooking and baking, equal to exactly 236.5882365 mL in the US customary system. The metric cup (250 mL) is used in Australia, Canada, and South Africa. In culinary education, cup measurements form the practical basis of recipe standardisation, though the variation between US, metric, and UK cups is a common source of international recipe confusion.
| Teaspoons (tsp) | US cups (cup) |
|---|---|
| 0.1 tsp | 0.00208 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 |
| 30 tsp | 0.625 cup |
| 50 tsp | 1.0417 cup |
| 100 tsp | 2.0833 cup |
| 1000 tsp | 20.8333 cup |
Frequently Asked Questions (FAQ)
How many US cups are in 1 teaspoons?
1 teaspoons (tsp) is exactly 0.020833 US cups (cup).
How do I convert teaspoons to US cups?
Multiply the value in teaspoons by 0.020833 to get the result in US cups. Or use the converter above — type any number and see the result instantly.