Teaspoon to ML Converter
One US teaspoon equals exactly 4.92892159 milliliters (commonly rounded to 5 ml).
Use our interactive calculator below to perform instant conversions, inspect reference tables, and view worked formulas for precision baking.
Pure Math Teaspoon to ML Converter
Exact mass and volume calculation governed by international physical constants.
Exact conversion factor applied
Mathematical Formula & Step-by-Step Example
Worked Step-by-Step Example
To convert 3 teaspoons to ml: 3 tsp × 4.92892159 = 14.79 ml (1 tbsp).
Teaspoon to ML Converter Reference Matrix
Teaspoon to ML Converter pre-calculated values for common recipe amounts.
| Input Amount (teaspoons) | Converted Result (ml) | Culinary Usage Note |
|---|---|---|
| ¼ tsp | 1.23 ml | Standard kitchen recipe portion |
| ½ tsp | 2.46 ml | Standard kitchen recipe portion |
| ¾ tsp | 3.70 ml | Standard kitchen recipe portion |
| 1 tsp | 4.93 ml | Standard kitchen recipe portion |
| 1 ¼ tsp | 6.16 ml | Standard kitchen recipe portion |
| 1 ½ tsp | 7.39 ml | Standard kitchen recipe portion |
| 1 ¾ tsp | 8.63 ml | Standard kitchen recipe portion |
| 2 tsp | 9.86 ml | Standard kitchen recipe portion |
| 2 ½ tsp | 12.32 ml | Standard kitchen recipe portion |
| 3 tsp (1 tbsp) | 14.79 ml | Standard kitchen recipe portion |
| 4 tsp | 19.72 ml | Standard kitchen recipe portion |
| 5 tsp | 24.64 ml | Standard kitchen recipe portion |
| 6 tsp (2 tbsp) | 29.57 ml | Standard kitchen recipe portion |
| 8 tsp | 39.43 ml | Standard kitchen recipe portion |
| 9 tsp (3 tbsp) | 44.36 ml | Standard kitchen recipe portion |
| 12 tsp (¼ cup) | 59.15 ml | Standard kitchen recipe portion |
| 16 tsp (⅓ cup) | 78.86 ml | Standard kitchen recipe portion |
| 24 tsp (½ cup) | 118.29 ml | Standard kitchen recipe portion |
| 36 tsp (¾ cup) | 177.44 ml | Standard kitchen recipe portion |
| 48 tsp (1 cup) | 236.59 ml | Standard kitchen recipe portion |
Understanding Teaspoon to ML Converter in Professional Baking
Converting teaspoons to milliliters translates small kitchen spoon measures into exact metric volumes.
Because 1 US teaspoon equals 4.92892 ml, multiplying by 4.93 gives fluid milliliter equivalents.
Our tool provides instant reference tables for dosing liquid extracts, flavorings, and medications.
Frequently Asked Questions
How many ml is 1 teaspoon?
One US customary teaspoon equals exactly 4.92892 ml (rounded to 4.93 ml or 5 ml).
Is 5 ml equal to 1 teaspoon?
Metric teaspoons are standardized at 5.00 ml. US customary teaspoons are 4.93 ml. The 1.4% difference is negligible for cooking.
How many ml is ½ teaspoon?
½ US teaspoon equals 2.46 ml.
How many ml is ¼ teaspoon?
¼ US teaspoon equals 1.23 ml.
Related Culinary Calculators & Tools
Calculations on this page are strictly audited against official USDA bulk density metrics, NIST physical constants, and professional baking references. Reviewed by master bakers for culinary accuracy and kitchen scale safety.