Convert US Teaspoon to Centiliter
Convert us teaspoons to centiliters instantly. 1 us teaspoon = 0.4928921594 centiliter — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Centiliter to US Teaspoon converter for the reverse conversion.
Units explained
US Teaspoon
A US teaspoon is one third of a US tablespoon (4.9289 mL).
A standardized small cooking measure.
Used everywhere in US recipes and home dosing.
US cooking measure.
Centiliter
A centiliter is one hundredth of a liter (10⁻⁵ m³).
Formed with the SI prefix centi- applied to the liter.
Used on beverage labels, especially for wine and spirits in Europe.
Metric prefix system.
US Teaspoon to Centiliter conversion formula
The relationship between us teaspoons and centiliters:
To convert us teaspoons to centiliters, multiply the value in us teaspoons by 0.4928921594. To reverse, multiply centiliters by 2.0288413621.
How to use this converter
Type a value into the calculator. The result in centiliters updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Centiliter to US Teaspoon converter for the reverse direction.
Step-by-step: convert us teaspoons to centiliters
- Write down the value in us teaspoons (tsp).
- Multiply that value by the factor 0.4928921594.
- The product is the equivalent value in centiliters (cL).
- To reverse, multiply the centiliter value by 2.0288413621.
Worked examples
Example 1 — Convert 1 tsp to cL:
1 × 0.4928921594 = 0.4928921594 cL
Example 2 — Convert 100 tsp to cL:
100 × 0.4928921594 = 49.2892159375 cL
Real-world example — Plastic-film thickness alternates
A 150-us teaspoon plastic film converts cleanly to centiliters — useful for packaging buyers reconciling supplier datasheets across metric and US measurement systems.
150 tsp × 0.4928921594 = 73.9338239062 cL
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 centiliters for direct comparison across supplier datasheets.
70 tsp × 0.4928921594 = 34.5024511562 cL
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 × 0.4928921594 = 1.4786764781 cL
US Teaspoon to Centiliter conversion table
Standard reference values for converting us teaspoons to centiliters:
| US Teaspoon [tsp] | Centiliter [cL] |
|---|---|
| 0.01 | 0.0049289216 |
| 0.1 | 0.0492892159 |
| 1 | 0.4928921594 |
| 2 | 0.9857843187 |
| 3 | 1.4786764781 |
| 4 | 1.9715686375 |
| 5 | 2.4644607969 |
| 10 | 4.9289215937 |
| 20 | 9.8578431875 |
| 30 | 14.7867647812 |
| 40 | 19.715686375 |
| 50 | 24.6446079687 |
| 100 | 49.2892159375 |
| 500 | 246.4460796875 |
| 1000 | 492.892159375 |
Frequently asked questions
How many centiliters is 1 us teaspoon?
How do I convert us teaspoons to centiliters?
How do I convert centiliters back to us teaspoons?
How many centiliters is 100 us teaspoons?
Popular volume unit conversions
Convert US Teaspoon to other volume units
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Metric / SI (8 units)
US Customary (Liquid) (7 units)
Imperial (UK) (4 units)
Cubic (length-derived) (3 units)
Cooking / Culinary (3 units)
Sources & references
Conversion factor (1 tsp = 0.4928921594 cL) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.