QConvert
Teaspoon (US) to Milliliter Converter
Convert Teaspoon (US) to Milliliter instantly — live results with exact conversion factors.
Answer
1 teaspoon (us) = 4.928921594 milliliters. To convert tsp to mL, multiply by 4.928921594.
Quick Reference Table
| Teaspoon (US) (tsp) | Milliliter (mL) |
|---|---|
| 1 | 4.92892159 |
| 2 | 9.85784319 |
| 5 | 24.644608 |
| 10 | 49.2892159 |
| 20 | 98.5784319 |
| 50 | 246.44608 |
| 100 | 492.892159 |
| 250 | 1232.230398 |
| 500 | 2464.460797 |
| 1000 | 4928.921594 |
Formula
Convert Teaspoon (US) (tsp) to Milliliter (mL) using the relationship:
mL = tsp × 4.928921594
How to Convert
- Take the value in teaspoons (us) (tsp).
- Multiply it by 4.928921594 (the conversion factor from tsp to mL).
- The result is the equivalent value in milliliters (mL).
- Example: 1 tsp = 4.92892159 mL.
Reverse Conversion
Need it the other direction? Milliliter to Teaspoon (US) conversion.
All Volume Conversions
See the full list of Volume conversions.
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FAQ
▸ How many milliliters are in 1 teaspoon (us)?
1 Teaspoon (US) equals 4.92892159 milliliters. Multiply by 4.928921594 to convert tsp to mL.
▸ What is the formula to convert teaspoon (us) to milliliter?
Multiply the value in teaspoons (us) by 4.928921594 to get milliliters. Formula: mL = tsp × 4.928921594.
▸ How do I convert teaspoons (us) to milliliters easily?
Enter your value in the converter at the top of this page — the milliliters result updates live as you type. You can also multiply by 4.928921594 directly.