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Teaspoon to US cup
Convert Teaspoon to US cup and get the exact value instantly.
1 tsp = 0.02083333333 cup
About this conversion
To convert Teaspoon to US cup, multiply the number of Teaspoon by 0.02083333333.
Volume units divide between metric (liters, milliliters) and US customary (gallons, cups, fluid ounces), which trips up cooking, fuel figures and container sizing until you convert them.
Conversion table
| Teaspoon (tsp) | US cup (cup) |
|---|---|
| 1 tsp | 0.02083333333 cup |
| 2 tsp | 0.04166666667 cup |
| 5 tsp | 0.1041666667 cup |
| 10 tsp | 0.2083333333 cup |
| 100 tsp | 2.083333333 cup |
How to use this converter
- Enter your Teaspoon value
Type any number into the Teaspoon field. It starts at 1 so you can read the rate straight away.
- Read the US cup result
The amount in US cup updates as you type, so there is no button to press and nothing to wait for.
- Swap or keep exploring
Use the swap control to flip the direction, or pick a related conversion from the list below.
Frequently asked
- How many US cup are in one Teaspoon?
- One Teaspoon equals 0.02083333333 cup. Enter any amount above to get an exact figure for your own value.
- Is this converter accurate?
- Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
- Do you upload the numbers I enter?
- No. The Teaspoon to US cup conversion runs entirely in your browser tab, and nothing you type is sent to a server.
- Does it work on my phone?
- Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.
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