Convert Teaspoon to Milliliter
Use this free converter to change teaspoons (tsp) into milliliters (mL). Teaspoon and milliliter both measure volume. As a quick reference, 1 tsp equals 4.9289216 mL, and 1 mL equals 0.20288414 tsp.
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Milliliter (mL)
4.9289216
1 tsp = 4.9289216 mL
Volume conversion table
| Teaspoon | Milliliter |
|---|---|
| 0.01 | 0.049289216 |
| 0.1 | 0.49289216 |
| 0.5 | 2.4644608 |
| 1 | 4.9289216 |
| 2 | 9.8578432 |
| 3 | 14.786765 |
| 5 | 24.644608 |
| 10 | 49.289216 |
| 20 | 98.578432 |
| 25 | 123.22304 |
| 50 | 246.44608 |
| 100 | 492.89216 |
| 1,000 | 4928.9216 |
How to convert Teaspoon to Milliliter
Multiply the teaspoon value by 4.9289216 to get milliliters.
- Enter the number of teaspoons you want to convert.
- The converter instantly shows the equivalent value in milliliters.
- Worked example: 15 tsp × 4.9289216 = 73.933824 mL.
- Use the swap button to reverse the conversion (milliliter to teaspoon).
About these units
Teaspoon (tsp)
- Definition
- A teaspoon (tsp) is a small cooking measure equal to about 4.93 milliliters in the US, one third of a tablespoon.
- History
- Named for the spoon used to stir tea, it became a standard kitchen measure.
- Current use
- Teaspoons measure spices, extracts, and small medicine doses.
Milliliter (mL)
- Definition
- A milliliter (mL) is one thousandth of a liter, equal to one cubic centimeter.
- History
- It is a standard metric subdivision of the liter using the prefix "milli-".
- Current use
- Milliliters express medicine doses, recipe quantities, and the capacity of small containers.
Frequently asked questions
How many milliliters are in a teaspoon?
There are 4.9289216 mL in 1 tsp. To convert, multiply the number of teaspoons by 4.9289216.
How do I convert teaspoons to milliliters?
Multiply the teaspoon value by 4.9289216 to get milliliters. For example, 10 tsp = 49.289216 mL.
Is this teaspoon-to-milliliter converter free?
Yes. This converter is completely free, runs entirely in your browser, and requires no sign-up. Your inputs never leave your device.
Convert Teaspoon to other volume units
| Unit | 1 Teaspoon equals |
|---|---|
| Liter (L) | 0.0049289216 L |
| Milliliter (mL) | 4.9289216 mL |
| Cubic Meter (m³) | 0.0000049289216 m³ |
| Cubic Centimeter (cm³) | 4.9289216 cm³ |
| US Gallon (gal) | 0.0013020833 gal |
| Imperial Gallon (imp gal) | 0.0010842112 imp gal |
| US Quart (qt) | 0.0052083333 qt |
| US Pint (pt) | 0.010416667 pt |
| US Cup (cup) | 0.020833333 cup |
| US Fluid Ounce (fl oz) | 0.16666667 fl oz |
| Tablespoon (tbsp) | 0.33333333 tbsp |