Teaspoon to Milliliter Converter
Convert teaspoons to milliliters (tsp to ml) instantly with this free online volume converter. Enter any value in the Teaspoon field and get the equivalent in Milliliter immediately. This converter handles any quantity — from tiny fractions to large numbers — with full precision. No signup, no ads in the widget, and the conversion runs entirely in your browser for instant results.
The conversion factor is exact: 1 tsp = 4.92892 ml. To convert teaspoons to milliliters, multiply your Teaspoon value by 4.92892. For example, 10 tsp = 49.2892 ml. You can also reverse the calculation: 1 ml = 0.2028842018 tsp.
Quick conversion table
| Teaspoon (tsp) | Milliliter (ml) |
|---|---|
| 1 tsp | 4.92892 ml |
| 5 tsp | 24.6446 ml |
| 10 tsp | 49.2892 ml |
| 25 tsp | 123.223 ml |
| 50 tsp | 246.446 ml |
| 100 tsp | 492.892 ml |
Use the swap button to reverse the direction, or choose a different unit from the dropdown menus to convert within the volume category.
Formula
Teaspoon to Milliliter conversion: 1 tsp = 4.92892 ml milliliters = teaspoons × 4.92892 1 ml = 0.2028842018 tsp teaspoons = milliliters × 0.2028842018
Example
Example: Convert 10 tsp to ml: 10 tsp × 4.92892 = 49.2892 ml So, 10 tsp is about 49.2892 ml. To convert back, multiply by 0.2028842018: 49.2892 ml × 0.2028842018 = 10 tsp.
How to Use
- Enter the value you want to convert in the Teaspoon field
- The result in Milliliter appears instantly below
- Use the dropdown menus to change units if needed
- Click 'Swap Units' to reverse the conversion direction
- Copy the result or adjust the input for a new conversion
Frequently Asked Questions
How do I convert teaspoons to milliliters?
Enter the value in Teaspoon (tsp) in the 'From' field. The equivalent in Milliliter (ml) appears instantly in the 'To' field. The converter uses precise conversion factors and updates in real time as you type.
What is the formula to convert tsp to ml?
1 tsp = 4.92892 ml, so milliliters = teaspoons × 4.92892. To convert back, 1 ml = 0.2028842018 tsp. The full formula and a worked example are shown on this page.
How many milliliters are in one Teaspoon?
1 tsp = 4.92892 ml.
Is this Teaspoon to Milliliter converter free?
Yes, completely free with no signup, no limits, and no ads in the converter widget. You can convert as many values as you need. The tool runs entirely in your browser, so your data never leaves your device.
Can I convert milliliters back to teaspoons?
Yes. Click the 'Swap Units' button to reverse the direction. You can also use the dropdown menus to select any other volume unit for either field.
How accurate is the tsp to ml conversion?
The converter uses high-precision conversion factors (up to 8 decimal places). Results are displayed with up to 6 decimal places, with trailing zeros removed for readability. For scientific or engineering work, always verify with official standards.