US Teaspoons to Milliliters
1 us teaspoon = 4.92892 milliliters (ml)
Convert us teaspoons to milliliters instantly. 1 us teaspoon = 4.92892 milliliters. Free, accurate, with conversion table and formula.
US Teaspoon (tsp)
Milliliter (ml)
| Unit | 1 tsp equals |
|---|---|
| Milliliter (ml) | 4.92892 |
| Liter (L) | 0.00492892 |
| US Teaspoon (tsp) | 1 |
| US Tablespoon (tbsp) | 0.333332 |
| US Cup (cup) | 0.0205372 |
| US Fluid Ounce (fl oz) | 0.166667 |
| US Pint (pt) | 0.0104167 |
| US Quart (qt) | 0.00520833 |
| US Gallon (gal) | 0.00130208 |
How to convert us teaspoons to milliliters
- 1Take your value in us teaspoons (tsp).
- 2Multiply by 4.92892.
- 3The result is your value in milliliters (ml).
US Teaspoons to Milliliters conversion table
| US Teaspoons (tsp) | Milliliters (ml) |
|---|---|
| 1 | 4.92892 |
| 2 | 9.85784 |
| 5 | 24.6446 |
| 10 | 49.2892 |
| 25 | 123.223 |
| 50 | 246.446 |
| 100 | 492.892 |
| 250 | 1,232.23 |
| 500 | 2,464.46 |
| 1,000 | 4,928.92 |
Frequently asked
How many milliliters are in a us teaspoon?
1 us teaspoon equals 4.92892 milliliters (ml).
How do I convert us teaspoons to milliliters?
Multiply the number of us teaspoons by 4.92892 to get milliliters.
What is 10 us teaspoons in milliliters?
10 tsp equals 49.29 ml.
What is 100 us teaspoons in milliliters?
100 tsp equals 492.9 ml.
How do I convert milliliters back to us teaspoons?
Multiply milliliters by 0.202884 (the reciprocal) or use the swap button above.
Where you'll actually use this
Cooking converters translate between metric (ml, g) and US customary measures (cups, tablespoons, teaspoons, fluid ounces) — essential for following recipes across regions.
- International recipes
Bake a French pastry recipe in a US kitchen, or scale a US cookbook for a European oven.
- Scaling recipes
Halve or triple portions while keeping ratios accurate.
- Bartending
Cocktail recipes use jiggers, fluid ounces, and milliliters interchangeably.
Common mistakes to avoid
- Dry vs liquid cups
A US cup is the same volume for both, but dry ingredients should be spooned and leveled — not packed — for accuracy.
- Tablespoons differ globally
US: 14.79 ml. UK: 17.76 ml. Australia: 20 ml. Match the recipe's origin.
Did you know?
Professional bakers measure flour in grams — a 'cup' can vary 20% depending on how it's scooped.
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