This milliliters to teaspoons converter gives you the mL to tsp result instantly, in your browser, with the exact ratio so you can verify it. 1 milliliter is about 0.202884 teaspoons, and going the other way, 1 teaspoon is 4.92892 milliliters. Milliliters are part of the metric system used in most countries; teaspoons are a US customary unit.
To convert by hand, multiply the number of milliliters by 0.202884. For example, 10 milliliters is 2.02884 teaspoons and 100 milliliters is 20.2884 teaspoons. The table below lists the most requested values, and the converter above accepts decimals for anything in between.
mL to tsp formula
tsp = mL × 0.202884
1 milliliter is about 0.202884 teaspoons. Multiply the value in milliliters by that factor to get teaspoons.
Milliliters to Teaspoons conversion table
| milliliters | teaspoons | Rounded |
|---|---|---|
| 1 mL | 0.202884 tsp | 0.203 |
| 2 mL | 0.405768 tsp | 0.406 |
| 3 mL | 0.608652 tsp | 0.609 |
| 4 mL | 0.811537 tsp | 0.812 |
| 5 mL | 1.01442 tsp | 1.01 |
| 6 mL | 1.2173 tsp | 1.22 |
| 7 mL | 1.42019 tsp | 1.42 |
| 8 mL | 1.62307 tsp | 1.62 |
| 9 mL | 1.82596 tsp | 1.83 |
| 10 mL | 2.02884 tsp | 2.03 |
| 12 mL | 2.43461 tsp | 2.43 |
| 15 mL | 3.04326 tsp | 3.04 |
| 20 mL | 4.05768 tsp | 4.06 |
| 25 mL | 5.0721 tsp | 5.07 |
| 30 mL | 6.08652 tsp | 6.09 |
| 40 mL | 8.11537 tsp | 8.12 |
| 50 mL | 10.1442 tsp | 10.1 |
| 60 mL | 12.173 tsp | 12.2 |
| 70 mL | 14.2019 tsp | 14.2 |
| 75 mL | 15.2163 tsp | 15.2 |
| 80 mL | 16.2307 tsp | 16.2 |
| 90 mL | 18.2596 tsp | 18.3 |
| 100 mL | 20.2884 tsp | 20.3 |
| 150 mL | 30.4326 tsp | 30.4 |
| 200 mL | 40.5768 tsp | 40.6 |
| 250 mL | 50.721 tsp | 50.7 |
| 300 mL | 60.8652 tsp | 60.9 |
| 500 mL | 101.442 tsp | 101 |
| 750 mL | 152.163 tsp | 152 |
| 1,000 mL | 202.884 tsp | 203 |
Frequently asked questions
How many teaspoons are in 5 milliliters?
5 mL = 1.01442 tsp. Multiply 5 by 0.202884, the number of teaspoons in one milliliter. The converter on this page does the same arithmetic for any value, including decimals.
What is the formula to convert milliliters to teaspoons?
tsp = mL × 0.202884. The factor comes from the definitions of the units: 1 milliliter is about 0.202884 teaspoons. Worked example: 12 mL = 2.43461 tsp.
Is 30 mL the same as 6.08652 tsp?
Yes. 30 mL = 6.08652 tsp. Rounded to four decimals it is 6.087 tsp.
How do I convert teaspoons back to milliliters?
Divide by 0.202884, or multiply by 4.92892: 1 teaspoon is 4.92892 milliliters. The teaspoons to milliliters page linked above lists common values the other way.
Is the mL to tsp conversion exact?
1 milliliter is about 0.202884 teaspoons. The ratio is a defined constant but produces a long decimal, so this page rounds to six significant digits, which is more precision than any everyday measurement needs.