Formula.millilitres = teaspoons × 4.92892.
Relationship.1 US tsp = 4.92892 mL.
Worked example. 1 tsp = 4.929 mL.
Teaspoons to mL Converter.
1 US tsp = 4.92892 mL, so 1 tsp = 4.929 mL. Type any value below to convert teaspoons to ml instantly.
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| g | mL | cup | tbsp | tsp | fl oz |
|---|---|---|---|---|---|
| 0.0049289216 | 0.0049289216 | 0.0000208333 | 0.0003333333 | 0.001 | 0.0001666667 |
| 0.0492892159 | 0.0492892159 | 0.0002083333 | 0.0033333333 | 0.01 | 0.0016666667 |
| 0.4928921594 | 0.4928921594 | 0.0020833333 | 0.0333333333 | 0.1 | 0.0166666667 |
| 4.928922 | 4.928922 | 0.0208333333 | 0.3333333333 | 1 | 0.1666666667 |
| 49.289216 | 49.289216 | 0.2083333333 | 3.333333 | 10 | 1.666667 |
| 492.892159 | 492.892159 | 2.083333 | 33.333333 | 100 | 16.666667 |
| 4928.9216 | 4928.9216 | 20.833333 | 333.333333 | 1000 | 166.666667 |
Conversions use a water basis: 1 millilitre of water weighs 1 gram. Dry ingredients such as flour or sugar weigh less per cup.
How to convert teaspoons to ml
teaspoons to ml conversion table
| tsp | mL |
|---|---|
| 0.125 | 0.6161151992 |
| 0.25 | 1.23223 |
| 0.5 | 2.464461 |
| 0.75 | 3.696691 |
| 1 | 4.928922 |
| 1.25 | 6.161152 |
| 1.5 | 7.393382 |
| 1.75 | 8.625613 |
| 2 | 9.857843 |
| 2.5 | 12.322304 |
| 3 | 14.786765 |
| 3.5 | 17.251226 |
| 4 | 19.715686 |
| 4.5 | 22.180147 |
| 5 | 24.644608 |
| 6 | 29.57353 |
| 7 | 34.502451 |
| 8 | 39.431373 |
| 9 | 44.360294 |
| 10 | 49.289216 |
| 12 | 59.147059 |
| 15 | 73.933824 |
| 18 | 88.720589 |
| 24 | 118.294118 |
| 36 | 177.441177 |
Frequently Asked Questions
How many ml is 1 teaspoon?
A US teaspoon is 4.93 mL, universally rounded to 5 mL in cooking and in medicine dosing.
How many ml is half a teaspoon?
About 2.46 mL, treated as 2.5 mL in practice. A quarter teaspoon is roughly 1.23 mL.
Is a medicine spoon the same as a kitchen teaspoon?
A dosing spoon is calibrated to exactly 5 mL, while kitchen teaspoons vary considerably in real life. For medication always use the supplied spoon, cup or syringe rather than cutlery.
How many teaspoons are in a tablespoon?
Three in the US and UK. So a tablespoon is about 14.79 mL and a teaspoon 4.93 mL. Australian recipes use a 20 mL tablespoon, which holds four teaspoons.