US teaspoon to US cup Converter
Type a value — the answer appears instantly. 1 tsp = 0.020833 cup.
Reviewed by the OmniCalc teamMethod verified 2026-07-01
0.020833 US cups
= 0.00492892 L= 4.92892 ml
equals 0.020833 US cupsFormula: cup = tsp × 0.020833333
US teaspoon to US cup formula
cup = tsp × 0.020833333
Convert 5 US teaspoons to US cups
- Start with 5 US teaspoons.
- Multiply by the conversion factor: 5 × 0.0208333 = 0.10417.
- So 5 tsp = 0.10417 cup.
US teaspoon to US cup conversion table
| US teaspoons (tsp) | US cups (cup) |
|---|---|
| 0.01 tsp | 0.00020833 cup |
| 0.1 tsp | 0.0020833 cup |
| 0.25 tsp | 0.0052083 cup |
| 0.5 tsp | 0.010417 cup |
| 1 tsp | 0.020833 cup |
| 2 tsp | 0.041667 cup |
| 3 tsp | 0.0625 cup |
| 4 tsp | 0.083333 cup |
| 5 tsp | 0.10417 cup |
| 6 tsp | 0.125 cup |
| 7 tsp | 0.14583 cup |
| 8 tsp | 0.16667 cup |
| 9 tsp | 0.1875 cup |
| 10 tsp | 0.20833 cup |
| 15 tsp | 0.3125 cup |
| 20 tsp | 0.41667 cup |
| 25 tsp | 0.52083 cup |
| 30 tsp | 0.625 cup |
| 40 tsp | 0.83333 cup |
| 50 tsp | 1.0417 cup |
| 75 tsp | 1.5625 cup |
| 100 tsp | 2.0833 cup |
| 250 tsp | 5.2083 cup |
| 500 tsp | 10.417 cup |
| 1,000 tsp | 20.833 cup |
| 5,000 tsp | 104.17 cup |
| 10,000 tsp | 208.33 cup |
Unit definitions
What is a US teaspoon?
The US teaspoon is a customary cooking measure of one sixth of a US fluid ounce, about 4.93 millilitres. Three teaspoons make one tablespoon. It is a staple unit in American recipes.
What is a US cup?
The US customary cup is one sixteenth of a US gallon, about 236.59 millilitres. It is the standard volume measure in American home cooking and baking. It equals eight US fluid ounces.
Frequently asked questions
How many US cups are in one US teaspoon?
One US teaspoon equals 0.020833 US cups (1 tsp = 0.020833 cup).
How do I convert US teaspoons to US cups?
Multiply the value in US teaspoons by 0.0208333. For example, 10 tsp × 0.0208333 = 0.20833 cup.
Which is bigger — a US teaspoon or a US cup?
A US cup is bigger: one US cup contains 48 US teaspoons.
Is this US teaspoon to US cup converter free?
Yes — the converter is free, works offline once loaded, and computes instantly in your browser without sending your numbers to a server.
Conversion factors follow international definitions (SI / NIST). Last verified 2026-07-01.