Teaspoon (UK) to Cubic Inch Converter

Volume Converter

40 units available

Decimals:

From

To

0.361223

1 tsp (UK) = 0.361223 in³

Formula:

in³ = tsp (UK) × 0.3612232198

With your value: 1 tsp (UK) = 0.36122322 in³

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 Cubic Inch conversions

2 tsp (UK) to in³ 3 tsp (UK) to in³ 4 tsp (UK) to in³ 5 tsp (UK) to in³ 6 tsp (UK) to in³ 7 tsp (UK) to in³ 8 tsp (UK) to in³

Teaspoon (UK) to Cubic Inch Conversion Table

Teaspoon (UK) (tsp (UK))	Cubic Inch (in³)
0.5	0.180612
1	0.361223
2	0.722446
5	1.806116
10	3.612232
15	5.418348
20	7.224464
25	9.03058
50	18.061161
100	36.122322
250	90.305805
500	180.61161
1000	361.22322

Cubic Inch to Teaspoon (UK) Conversion Table

Cubic Inch (in³)	Teaspoon (UK) (tsp (UK))
0.5	1.384186
1	2.768371
2	5.536743
5	13.841857
10	27.683713
15	41.52557
20	55.367426
25	69.209283
50	138.418566
100	276.837132
250	692.092829
500	1,384.185658
1000	2,768.371315

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

Cubic Inch (in³)

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 Cubic Inch

To convert from Teaspoon (UK) (tsp (UK)) to Cubic Inch (in³), multiply the value by 0.3612232198.

Formula: in³ = tsp (UK) × 0.3612232198

Reverse: tsp (UK) = in³ × 2.7683713151

Step-by-Step Example

Start with your value in Teaspoon (UK). For example: 5 tsp (UK)
Multiply by the conversion factor: 5 x 0.3612232198
The result is: 1.806116 in³

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 Cubic Inch

The cubic inch (in³) is a unit of volume and capacity. One cubic inch equals 0.016387064 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.

Frequently Asked Questions

How many Cubic Inch are in 1 Teaspoon (UK)?

There are exactly 0.3612232198 Cubic Inch in 1 Teaspoon (UK). This means the conversion factor from Teaspoon (UK) to Cubic Inch is 0.3612232198.

What is the formula to convert Teaspoon (UK) to Cubic Inch?

The formula to convert Teaspoon (UK) to Cubic Inch is: in³ = tsp (UK) × 0.3612232198. For example, to convert 10 Teaspoon (UK) to Cubic Inch, you would multiply 10 by 0.3612232198.

What is a Teaspoon (UK)?