1 tsp = 4.92892 mL
One US teaspoon equals approximately 4.93 milliliters.
Conversion Formula
mL = tsp x 4.92892
Quick Converter
Teaspoons to Milliliters Reference Table
| Teaspoons (tsp) | Milliliters (mL) |
|---|---|
| 0.1 tsp | 0.492892 mL |
| 0.5 tsp | 2.46446 mL |
| 1 tsp | 4.92892 mL |
| 2 tsp | 9.85784 mL |
| 3 tsp | 14.78676 mL |
| 5 tsp | 24.6446 mL |
| 10 tsp | 49.2892 mL |
| 15 tsp | 73.9338 mL |
| 20 tsp | 98.5784 mL |
| 25 tsp | 123.223 mL |
| 50 tsp | 246.446 mL |
| 75 tsp | 369.669 mL |
| 100 tsp | 492.892 mL |
| 150 tsp | 739.338 mL |
| 200 tsp | 985.784 mL |
| 250 tsp | 1232.23 mL |
| 500 tsp | 2464.46 mL |
| 750 tsp | 3696.69 mL |
| 1000 tsp | 4928.92 mL |
| 5000 tsp | 24644.6 mL |
How to Convert Teaspoons to Milliliters
To convert teaspoons to milliliters, use the formula: mL = tsp x 4.92892. One US teaspoon equals approximately 4.93 milliliters.
Quick Example
10 tsp = 49.2892 mL
About the Teaspoons to Milliliters Conversion
The US teaspoon is standardized at about 4.93 mL and is exactly one third of a tablespoon. It is the smallest common cooking measure, often converted to milliliters for precise dosing.
Worked example: Two teaspoons of vanilla equal 2 x 4.92892 = 9.86 milliliters. A single teaspoon is roughly 5 mL.
Common Uses
In practice, converting teaspoons to milliliters comes up most often for measuring small ingredient amounts, dosing children's medicine, calibrating spice and extract quantities, and converting recipes for metric measuring tools.