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Teaspoon to Milliliter Converter

Convert teaspoons to milliliters online. 1 tsp = 4.928922 mL. Free, instant Teaspoon-to-Milliliter converter. 100% in your browser, no uploads.

Teaspoon → Milliliter

1 tsp = 4.928922 mL

Teaspoon to Milliliter conversion table

Teaspoon (tsp)Milliliter (mL)
1 tsp4.928922 mL
2 tsp9.857843 mL
5 tsp24.644608 mL
10 tsp49.289216 mL
25 tsp123.22304 mL
50 tsp246.44608 mL
100 tsp492.892159 mL
  • Instant, live Teaspoon ↔ Milliliter conversion
  • Accurate to the exact conversion factor
  • Converts in both directions
  • Reference table of common values
  • 100% private — runs entirely in your browser
  • Free, no sign-up, works offline

How to use the Teaspoon to Milliliter Converter

  1. 1

    Type the number of teaspoons in the first box.

  2. 2

    Read the equivalent value in milliliters instantly in the second box.

  3. 3

    Or type a Milliliter value to convert back to teaspoons — it works both ways.

  4. 4

    Copy the result, or check the reference table for common conversions.

About the Teaspoon to Milliliter Converter

The ByteTools Teaspoon to Milliliter Converter changes teaspoons into milliliters instantly. One Teaspoon equals 4.928922 Milliliters (mL), and the tool applies that exact factor as you type so you get a precise answer every time.

Volume conversions are everyday tasks in cooking and baking, chemistry, fuel and drinks, bridging metric litres and US customary cups and gallons. Everything is calculated locally in your browser — nothing is uploaded — so it is fast, private and works offline. Enter a number in either box to convert both ways, and use the table for common Teaspoon-to-Milliliter values at a glance.

Frequently asked questions

How many Milliliters are in a Teaspoon?

One Teaspoon equals 4.928922 Milliliters (mL). To convert, multiply the number of Teaspoons by 4.928922. For example, 10 Teaspoons = 49.289216 Milliliters.

What is the formula to convert Teaspoons to Milliliters?

Multiply the Teaspoon value by 4.928922 to get Milliliters. In symbols, mL = tsp × 4.928922. This converter applies the exact factor automatically so you never round by hand.

How do I convert Milliliters back to Teaspoons?

Divide by 4.928922, or multiply by 0.20288414. You can also use our Milliliter to Teaspoon converter for the reverse direction — it uses the same exact factor.

Is this Teaspoon to Milliliter converter free and private?

Yes. The conversion runs entirely in your browser with JavaScript — nothing you type is uploaded, logged or stored. It is completely free, needs no sign-up and keeps working offline once loaded.

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