Milliliters to Teaspoons Conversion Table

Convert 1-50 mL to teaspoons

Any volume value in mL can be converted to tsp using the conversion factor:

  • 1 milliliter = 0.202884 Teaspoon
  • tsp = mL ÷ 4.92892

mL → tsp Quick Converter

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tsp

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What is Milliliter (mL)?

The milliliter (abbreviated as "ml" or "mL") is a metric unit of volume measurement equal to one-thousandth of a liter.

What is Teaspoon (tsp)?

The teaspoon is a widely used unit of volume measurement, especially in cooking, baking, and pharmaceuticals.

How to Convert Milliliter to Teaspoon

tsp = mL ÷ 4.92892

Example

Convert 6 mL to tsp:

6 × 0.202884 = 1.2173 tsp

Milliliters to Teaspoons Conversion Table

Values from 1 to 50 mL.

mL to tsp (1 – 25 mL)
mL tsp
1 0.202884
2 0.405768
3 0.608652
4 0.811537
5 1.01442
6 1.2173
7 1.42019
8 1.62307
9 1.82596
10 2.02884
11 2.23173
12 2.43461
13 2.63749
14 2.84038
15 3.04326
16 3.24615
17 3.44903
18 3.65191
19 3.8548
20 4.05768
21 4.26057
22 4.46345
23 4.66634
24 4.86922
25 5.0721
mL to tsp (26 – 50 mL)
mL tsp
26 5.27499
27 5.47787
28 5.68076
29 5.88364
30 6.08652
31 6.28941
32 6.49229
33 6.69518
34 6.89806
35 7.10094
36 7.30383
37 7.50671
38 7.7096
39 7.91248
40 8.11537
41 8.31825
42 8.52113
43 8.72402
44 8.9269
45 9.12979
46 9.33267
47 9.53555
48 9.73844
49 9.94132
50 10.1442

Frequently Asked Questions

How many teaspoons are in 5 mL?

There is approximately 1.0144 US teaspoons in 5 mL. In practice, 5 mL is treated as exactly 1 teaspoon for cooking and medicine dosing.

How do I convert milliliters to teaspoons?

Divide the number of milliliters by 4.92892. For example, 10 mL ÷ 4.92892 = 2.0288 teaspoons.

How many teaspoons are in 15 mL?

There are approximately 3.0433 teaspoons in 15 mL. In everyday cooking, 15 mL is treated as 3 teaspoons or 1 tablespoon.

Is 1 teaspoon exactly 5 mL?

Not exactly. One US teaspoon is 4.92892 mL. However, 5 mL is commonly used as the standard teaspoon equivalent in medicine and international cooking. The metric teaspoon is defined as exactly 5 mL.

How many teaspoons are in 2.5 mL?

There are approximately 0.507 teaspoons in 2.5 mL. This is roughly half a teaspoon, a common dose for children's liquid medicines.

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Tiago Fernandes Reviewed by Tiago Fernandes