Tsp to mL conversion formula
1 teaspoon = 4.9289 milliliter
The US teaspoon equals about 4.93 mL. The smallest common kitchen measure.
The milliliter (mL) is one thousandth of a liter — the standard for drinks, medicine doses and small recipes.
Tsp to mL conversion table
| tsp | mL |
|---|---|
| 1 tsp | 4.9289 mL |
| 2 tsp | 9.8578 mL |
| 3 tsp | 14.7868 mL |
| 5 tsp | 24.6446 mL |
| 10 tsp | 49.2892 mL |
| 20 tsp | 98.5784 mL |
| 25 tsp | 123.223 mL |
| 50 tsp | 246.446 mL |
| 100 tsp | 492.892 mL |
| 250 tsp | 1232.23 mL |
| 500 tsp | 2464.46 mL |
| 1000 tsp | 4928.92 mL |
How to convert tsp to mL
- Write down the value in tsp you want to convert.
- Multiply it by 4.9289 — or use the converter above, which does it instantly.
- Read your result in mL. Done.
Frequently asked questions
How many mL is 1 tsp?
Using the official conversion factor, 1 teaspoon = 4.9289 milliliter. The converter above handles any value instantly.
What is the formula to convert teaspoon to milliliter?
1 teaspoon = 4.9289 milliliter. Multiply any value in tsp by this factor to get mL.
Is this tsp to mL converter free?
Yes — 100% free, unlimited, with no sign-up. CalculUnits is funded by non-intrusive ads, never by paywalls.