Volume · Unit Converter

Convert US Teaspoon to Cubic Centimeter

Convert us teaspoons to cubic centimeters instantly. 1 us teaspoon = 4.9289215938 cubic centimeter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Cubic Centimeter to US Teaspoon converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Jaya Christiyan K G, Ph.D.
Volume category 2 min read Published Last reviewed Updated

Units explained

US Customary (Liquid)

US Teaspoon

What is a us teaspoon?

A US teaspoon is one third of a US tablespoon (4.9289 mL).

Origin of the us teaspoon

A standardized small cooking measure.

Where it is used

Used everywhere in US recipes and home dosing.

When and where it was developed

US cooking measure.

Metric / SI

Cubic Centimeter

What is a cubic centimeter?

A cubic centimeter is the volume of a cube one centimeter on a side, exactly equal to one milliliter.

Origin of the cubic centimeter

Derived from the centimeter; long used in the centimeter–gram–second (CGS) system.

Where it is used

Standard for engine displacement, laboratory volumes and medical dosing (often written cc).

When and where it was developed

CGS system, 19th c.

US Teaspoon to Cubic Centimeter conversion formula

The relationship between us teaspoons and cubic centimeters:

1 tsp = 4.9289215938 cm³
1 cm³ = 0.2028841362 tsp

To convert us teaspoons to cubic centimeters, multiply the value in us teaspoons by 4.9289215938. To reverse, multiply cubic centimeters by 0.2028841362.

How to use this converter

Type a value into the calculator. The result in cubic centimeters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Cubic Centimeter to US Teaspoon converter for the reverse direction.

Step-by-step: convert us teaspoons to cubic centimeters

  1. Write down the value in us teaspoons (tsp).
  2. Multiply that value by the factor 4.9289215938.
  3. The product is the equivalent value in cubic centimeters (cm³).
  4. To reverse, multiply the cubic centimeter value by 0.2028841362.

Worked examples

Example 1 — Convert 1 tsp to cm³:
1 × 4.9289215938 = 4.9289215938 cm³

Example 2 — Convert 100 tsp to cm³:
100 × 4.9289215938 = 492.892159375 cm³

Real-world example — Paper and film thicknesses

At the thickness of office paper (roughly 3 us teaspoons), converting between sub-millimeter units is routine for packaging and printing buyers comparing quotes from metric and US suppliers.

3 tsp × 4.9289215938 = 14.7867647812 cm³

Real-world example — Plastic-film thickness alternates

A 150-us teaspoon plastic film converts cleanly to cubic centimeters — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.

150 tsp × 4.9289215938 = 739.3382390625 cm³

Real-world example — Hair-width scale measurements

A 70-us teaspoon measurement (about the diameter of a human hair) is the kind of value materials engineers regularly express in adjacent micro-scale units like cubic centimeters for direct comparison across supplier datasheets.

70 tsp × 4.9289215938 = 345.0245115625 cm³

US Teaspoon to Cubic Centimeter conversion table

Standard reference values for converting us teaspoons to cubic centimeters:

US Teaspoon [tsp]Cubic Centimeter [cm³]
0.010.0492892159
0.10.4928921594
14.9289215938
29.8578431875
314.7867647812
419.715686375
524.6446079688
1049.2892159375
2098.578431875
30147.8676478125
40197.15686375
50246.4460796875
100492.892159375
5002464.460796875
10004928.92159375

Frequently asked questions

How many cubic centimeters is 1 us teaspoon?
1 us teaspoon equals 4.9289215938 cubic centimeter.
How do I convert us teaspoons to cubic centimeters?
Multiply the value in us teaspoons by 4.9289215938 to get cubic centimeters.
How do I convert cubic centimeters back to us teaspoons?
Multiply the value in cubic centimeters by 0.2028841362, or use the Cubic Centimeter to US Teaspoon converter.
How many cubic centimeters is 100 us teaspoons?
100 us teaspoons equals 492.892159375 cubic centimeters, because 100 × 4.9289215938 = 492.892159375.

Convert US Teaspoon to other volume units

Show all US Teaspoon conversions

Sources & references

Conversion factor (1 tsp = 4.9289215938 cm³) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.