1 Teaspoons to ml
1 tsp ≈ 4.93 ml
1 teaspoon is approximately 4.93 milliliters.
How to convert 1 tsp to ml
Use the formula ml = tsp × 4.92892159375:
ml = 1 × 4.92892159375ml = 4.928922
So 1 tsp = 4.928922 ml, or about 4.93 ml rounded.
Rounded values and quick estimate
- Rounded to a whole number: 5 ml
- Rounded to one decimal place: 4.9 ml
- Conversion factor: 1 teaspoon = 4.93 milliliters
Quick mental estimate: multiply by 5. For 1 tsp that gives about 5 ml — off by 0.0711 ml (1.4%). Use the exact formula when precision matters.
1 Teaspoons in other units
- Milliliters
- 4.93 ml
- Liters
- 0.004929 L
- Tablespoons
- 0.3333 tbsp
- US fluid ounces
- 0.1667 fl oz
- US cups
- 0.0208 cups
- US pints
- 0.0104 pt
- US quarts
- 0.005208 qt
- US gallons
- 0.001302 gal
- Cubic centimeters
- 4.93 cc
- Cubic inches
- 0.3008 cu in
- Cubic feet
- 0.000174 cu ft
- Drops
- 98.58 drops
- Oil barrels
- 0.000031 bbl
- UK gallons
- 0.001084 UK gal
- Cubic meters
- 0.000005 m³
- Cubic yards
- 0.000006 cu yd
1 tsp and nearby values
About teaspoons and milliliters
A US teaspoon is 1/3 of a tablespoon, about 4.93 ml. Many countries round a teaspoon to 5 ml.
A milliliter is one thousandth of a liter, equal to one cubic centimeter. It is used for drinks, medicine doses and cooking.
Related conversions
Frequently asked questions
What is 1 Teaspoons in ml?
1 teaspoon is about 4.93 milliliters (1 tsp ≈ 4.93 ml).
How do you convert 1 tsp to ml?
Apply ml = tsp × 4.92892159375: ml = 1 × 4.92892159375, ml = 4.928922.
How many teaspoons is 4.93 ml?
4.93 ml is about 1 teaspoons.