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Teaspoons to Milliliters

1 teaspoon is 4.92892 milliliters.

  • To convert teaspoons to milliliters, multiply the number of teaspoons by 4.92892.
  • Going the other way, 1 milliliter is 0.202884 teaspoons.
  • For example, 2 teaspoons is 9.86 milliliters.
Conversion

Teaspoons (US) → Milliliters

9.85784

2 teaspoons (us) equals this many milliliters

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Common teaspoons to milliliters conversions
Teaspoons (tsp)Milliliters (mL)
0.1250.6161
0.251.23
0.52.46
0.753.7
14.93
1.57.39
29.86
314.79
419.72
524.64
629.57
839.43

About teaspoons and milliliters

A US teaspoon is about 4.93 mL, rounded to 5 mL on medicine labels and dosing syringes. Kitchen spoons vary widely, so for medicine always use the measuring device that comes with it.

Frequently asked questions

How many milliliters are in a teaspoon?
There are 4.92892 milliliters in one teaspoon. To convert teaspoons to milliliters, multiply the number of teaspoons by 4.92892.
How do I convert 2 teaspoons to milliliters?
Multiply 2 by 4.92892: 2 teaspoons is 9.86 milliliters.
Is a teaspoon 5 mL?
A US teaspoon is 4.93 mL; medical and nutrition labeling treats it as 5 mL. For medicine, use the dosing syringe or cup provided rather than a kitchen spoon.