Volume · Unit Converter

Convert Cubic Centimeter to US Teaspoon

Convert cubic centimeters to us teaspoons instantly. 1 cubic centimeter = 0.2028841362 us teaspoon — use the live calculator, the exact formula, a conversion table and worked examples. Also check the US Teaspoon to Cubic Centimeter 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

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 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.

Cubic Centimeter to US Teaspoon conversion formula

The relationship between cubic centimeters and us teaspoons:

1 cm³ = 0.2028841362 tsp
1 tsp = 4.9289215937 cm³

To convert cubic centimeters to us teaspoons, multiply the value in cubic centimeters by 0.2028841362. To reverse, multiply us teaspoons by 4.9289215937.

How to use this converter

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

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

  1. Write down the value in cubic centimeters (cm³).
  2. Multiply that value by the factor 0.2028841362.
  3. The product is the equivalent value in us teaspoons (tsp).
  4. To reverse, multiply the us teaspoon value by 4.9289215937.

Worked examples

Example 1 — Convert 1 cm³ to tsp:
1 × 0.2028841362 = 0.2028841362 tsp

Example 2 — Convert 100 cm³ to tsp:
100 × 0.2028841362 = 20.2884136211 tsp

Real-world example — Paper and film thicknesses

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

3 cm³ × 0.2028841362 = 0.6086524086 tsp

Real-world example — Plastic-film thickness alternates

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

150 cm³ × 0.2028841362 = 30.4326204317 tsp

Real-world example — Hair-width scale measurements

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

70 cm³ × 0.2028841362 = 14.2018895348 tsp

Cubic Centimeter to US Teaspoon conversion table

Standard reference values for converting cubic centimeters to us teaspoons:

Cubic Centimeter [cm³]US Teaspoon [tsp]
0.010.0020288414
0.10.0202884136
10.2028841362
20.4057682724
30.6086524086
40.8115365448
51.0144206811
102.0288413621
204.0576827242
306.0865240863
408.1153654484
5010.1442068106
10020.2884136211
500101.4420681055
1000202.8841362111

Frequently asked questions

How many us teaspoons is 1 cubic centimeter?
1 cubic centimeter equals 0.2028841362 us teaspoon.
How do I convert cubic centimeters to us teaspoons?
Multiply the value in cubic centimeters by 0.2028841362 to get us teaspoons.
How do I convert us teaspoons back to cubic centimeters?
Multiply the value in us teaspoons by 4.9289215937, or use the US Teaspoon to Cubic Centimeter converter.
How many us teaspoons is 100 cubic centimeters?
100 cubic centimeters equals 20.2884136211 us teaspoons, because 100 × 0.2028841362 = 20.2884136211.

Convert Cubic Centimeter to other volume units

Show all Cubic Centimeter conversions

Sources & references

Conversion factor (1 cm³ = 0.2028841362 tsp) verified against the following authoritative sources:

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