Teaspoons to Milliliters (tsp → mL) — US Teaspoon
Unit ConverterConverting teaspoon (tsp) to milliliter (mL), 1tsp is about 4.92892mL.
What is it
This converter uses the US customary teaspoon (1 tsp = 4.92892mL). Recipes and nutrition labels round it to 5mL, which also matches the Korean jageun-sul (small spoon). Three teaspoons make one tablespoon.
mL = tsp × 4.92892
How to use
- 1Enter the teaspoon (tsp) value.
- 2See the milliliter (mL) result instantly.
- 3Switch units to convert again if needed.
Reference
| tsp | mL |
|---|---|
| 1 | 4.92892 |
| 5 | 24.6446 |
| 10 | 49.2892 |
| 50 | 246.446 |
| 100 | 492.892 |
| 1000 | 4,928.92 |
Sources & standards
FAQ
How many mL is 1tsp?
1tsp is about 4.92892mL.
How do I convert mL back to tsp?
Compute tsp = mL ÷ 4.92892.
How many mL is 10tsp?
10tsp is about 49.2892mL.
Is a teaspoon 5mL in recipes?
Yes — recipe and nutrition-label teaspoons are rounded to 5mL. The exact US customary teaspoon is 4.92892mL.
How many teaspoons in a tablespoon?
Three teaspoons equal one tablespoon (about 15mL).
Is my input sent to a server?
No. Every conversion runs instantly inside your browser; the values you enter are never sent to a server or stored.