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Teaspoon to Milliliter Converter

Convert Teaspoon (tsp) to Milliliter (mL) instantly. Enter any value — result updates live.

Volume Converter
Result
4.92892mL
click to copy
Formula: 1 tsp = 4.92892 mL

About converting Teaspoon to Milliliter

Converting Teaspoon to Milliliter is a common volume conversion. One teaspoon (tsp) equals 4.92892 milliliter (mL). Teaspoons are the smallest common cooking measurement, also used for medicine dosing.

This conversion is commonly needed for home brewing and winemaking, cooking and baking recipes, fuel and vehicle maintenance. Milliliters are used for cooking, medicine dosages, and beverage serving sizes.

To put teaspoon in perspective: a teaspoon of salt. In milliliter, common references include a can of soda (355 mL).

Did you know?

The teaspoon's modern volume (about 4.93 mL in the US) was standardized in the early 20th century specifically to make recipe scaling and medicine dosing more consistent.

Teaspoon (tsp)
  • a teaspoon of salt
  • a teaspoon of vanilla extract
  • a teaspoon of baking soda
Milliliter (mL)
  • a teaspoon of medicine (about 5 mL)
  • a can of soda (355 mL)
  • a coffee mug (about 250 mL)
Did you know?

A milliliter is exactly equal to one cubic centimeter, making it easy to convert between volume and certain solid measurements in scientific contexts.

Common uses for volume conversion

People frequently convert between teaspoon and milliliter for:

  • cooking and baking recipes
  • fuel and vehicle maintenance
  • aquarium and pool sizing
  • shipping liquid products
  • home brewing and winemaking
Teaspoon (tsp)Milliliter (mL)
1 tsp4.92892 mL
2 tsp9.85784 mL
5 tsp24.6446 mL
10 tsp49.2892 mL
15 tsp73.9338 mL
20 tsp98.5784 mL
25 tsp123.2 mL
30 tsp147.9 mL
50 tsp246.4 mL
100 tsp492.9 mL
200 tsp985.8 mL
500 tsp2,464 mL
1000 tsp4,929 mL
How do you convert Teaspoon to Milliliter?
To convert Teaspoon to Milliliter, use the formula: 1 tsp = 4.92892 mL. For example, 1 tsp = 4.92892 mL.
What is 1 Teaspoon in Milliliter?
1 tsp is equal to 4.92892 mL.
How many teaspoon are in 1 milliliter?
1 mL is equal to 0.202884202 tsp. To convert Milliliter back to Teaspoon, multiply the milliliter value by 0.202884202.
When would I need to convert teaspoon to milliliter?
This conversion is commonly needed for aquarium and pool sizing, shipping liquid products, home brewing and winemaking. Teaspoons are the smallest common cooking measurement, also used for medicine dosing. Milliliters are used for cooking, medicine dosages, and beverage serving sizes.
What does 1 teaspoon look like in real life?
For reference, a typical teaspoon measurement is a teaspoon of baking soda. So 1 tsp (4.92892 mL) gives you a practical sense of scale.