Teaspoon (UK) to Milliliter Converter

Volume Converter

40 units available

Decimals:

From

To

5.919388

1 tsp (UK) = 5.919388 mL

Formula:

mL = tsp (UK) × 5.9193880208

With your value: 1 tsp (UK) = 5.91938802 mL

How big is that?

Everyday references on a logarithmic scale, all expressed in teaspoon (uk) so you can sanity-check the result.

Soda can (1/18 your value)0.0557 tsp (UK)

Milk carton (1/5.9 your value)0.169 tsp (UK)

Your value1.00 tsp (UK)

Kitchen bucket (1.7× your value)1.69 tsp (UK)

Car fuel tank (8.4× your value)8.45 tsp (UK)

Bathtub (34× your value)33.8 tsp (UK)

Other Teaspoon (UK) to Milliliter conversions

2 tsp (UK) to mL 3 tsp (UK) to mL 4 tsp (UK) to mL 5 tsp (UK) to mL 6 tsp (UK) to mL 7 tsp (UK) to mL 8 tsp (UK) to mL

Teaspoon (UK) to Milliliter Conversion Table

Teaspoon (UK) (tsp (UK))	Milliliter (mL)
0.5	2.959694
1	5.919388
2	11.838776
5	29.59694
10	59.19388
15	88.79082
20	118.38776
25	147.984701
50	295.969401
100	591.938802
250	1,479.847005
500	2,959.69401
1000	5,919.388021

Milliliter to Teaspoon (UK) Conversion Table

Milliliter (mL)	Teaspoon (UK) (tsp (UK))
0.5	0.084468
1	0.168936
2	0.337873
5	0.844682
10	1.689364
15	2.534046
20	3.378728
25	4.22341
50	8.446819
100	16.893638
250	42.234096
500	84.468191
1000	168.936383

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Teaspoon (UK) (tsp (UK))

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Milliliter (mL)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Teaspoon (UK) to Milliliter

To convert from Teaspoon (UK) (tsp (UK)) to Milliliter (mL), multiply the value by 5.9193880208.

Formula: mL = tsp (UK) × 5.9193880208

Reverse: tsp (UK) = mL × 0.1689363827

Step-by-Step Example

Start with your value in Teaspoon (UK). For example: 5 tsp (UK)
Multiply by the conversion factor: 5 x 5.9193880208
The result is: 29.59694 mL

About Teaspoon (UK)

The teaspoon (uk) (tsp (UK)) is a unit of volume and capacity. One teaspoon (uk) equals 0.005919388021 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Milliliter

The milliliter equals one thousandth of a liter and is used for small liquid measurements.

Common uses: medicine dosage, cooking, chemistry.

Frequently Asked Questions

How many Milliliter are in 1 Teaspoon (UK)?

There are exactly 5.9193880208 Milliliter in 1 Teaspoon (UK). This means the conversion factor from Teaspoon (UK) to Milliliter is 5.9193880208.

What is the formula to convert Teaspoon (UK) to Milliliter?

The formula to convert Teaspoon (UK) to Milliliter is: mL = tsp (UK) × 5.9193880208. For example, to convert 10 Teaspoon (UK) to Milliliter, you would multiply 10 by 5.9193880208.

What is a Teaspoon (UK)?