Tbsp to mL Calculator
Quickly convert tablespoons to milliliters for cooking, baking, or medication measuring. Choose between US, metric, and Australian tablespoon sizes to get the right conversion.
A tablespoon is one of the most common kitchen measurements, but its exact size depends on where you live. The US tablespoon is legally defined as 14.787 mL, the metric tablespoon used in most countries is exactly 15 mL, and the Australian tablespoon is 20 mL.
Tablespoon Sizes by Region:
| Region | Tablespoon Size |
|---|---|
| United States | 14.787 mL |
| Metric (international) | 15 mL |
| Australia | 20 mL |
| United Kingdom | 15 mL (metric) |
Common Tablespoon to mL Conversions (US):
| Tablespoons | Milliliters | Also Equal To |
|---|---|---|
| 0.5 tbsp | 7.39 mL | 1.5 tsp |
| 1 tbsp | 14.79 mL | 3 tsp |
| 2 tbsp | 29.57 mL | 1 fl oz |
| 3 tbsp | 44.36 mL | 1.5 fl oz |
| 4 tbsp | 59.15 mL | 0.25 cup |
| 8 tbsp | 118.29 mL | 0.5 cup |
| 16 tbsp | 236.59 mL | 1 cup |
Practical tip: When a recipe from Australia calls for tablespoons, those measures are about 35% larger than US tablespoons. If you're using US measuring spoons for an Australian recipe, add about a teaspoon extra for each tablespoon called for.