US teaspoons to millilitres converter
Millilitres (ml)
1 US teaspoon = 4.928921594 millilitres
How to convert US teaspoons to millilitres
ml = tsp × 4.92892159375
Multiply the number of US teaspoons by 4.92892159375 to get millilitres. Going the other way, divide by 4.92892159375 (or multiply by 0.202884136211).
One US teaspoon is exactly defined as 4.92892159375 millilitres (to 12 significant figures), and one millilitre is 0.202884136211 US teaspoons.
Worked examples
- Convert 5 US teaspoons: 5 × 4.92892159375 = 24.64460797 24.64460797 millilitres.
- Convert 12.5 US teaspoons: 12.5 × 4.92892159375 = 61.61151992 61.61151992 millilitres.
- Convert 250 US teaspoons: 250 × 4.92892159375 = 1,232.230398 1,232.230398 millilitres.
Quick-reference table
| tsp | ml |
|---|---|
| 1 | 4.928921594 |
| 2 | 9.857843188 |
| 3 | 14.78676478 |
| 5 | 24.64460797 |
| 10 | 49.28921594 |
| 15 | 73.93382391 |
| 20 | 98.57843187 |
| 25 | 123.2230398 |
| 50 | 246.4460797 |
| 75 | 369.6691195 |
| 100 | 492.8921594 |
| 1,000 | 4,928.921594 |
| ml | tsp |
|---|---|
| 1 | 0.2028841362 |
| 2 | 0.4057682724 |
| 3 | 0.6086524086 |
| 5 | 1.014420681 |
| 10 | 2.028841362 |
| 15 | 3.043262043 |
| 20 | 4.057682724 |
| 25 | 5.072103405 |
| 50 | 10.14420681 |
| 75 | 15.21631022 |
| 100 | 20.28841362 |
| 1,000 | 202.8841362 |
Related conversions
Frequently asked questions
How many millilitres are in 1 US teaspoon?
1 US teaspoon equals 4.928921594 millilitres.
What is the formula to convert US teaspoons to millilitres?
Use ml = tsp × 4.92892159375. Multiply the number of US teaspoons by 4.92892159375 to get millilitres. Going the other way, divide by 4.92892159375 (or multiply by 0.202884136211).
What is 100 US teaspoons in millilitres?
100 US teaspoons is 492.8921594 millilitres.