Cooking from a US recipe, but your measuring tools show mL? You’re not alone. Convert US tablespoons to mL (milliliters) instantly. 1 US Tablespoon = 14.79 Milliliters.

Whether you need to convert 2 tablespoons for a salad dressing, 4 tablespoons for a marinade, or 16 tablespoons for a full cup of stock, our US tablespoon to milliliters [Free Calculator] does the heavy lifting in a fraction of a second.

Use the free calculator below to convert US tablespoons to mL instantly. Perfect for American recipes, nutrition labels, and medicine doses.

US Tablespoons to mL Calculator

We believe that essential kitchen tools should be accessible to everyone, which is why this calculator is completely free and available whenever you need it. Just enter your US tablespoons below, and in one second you get the exact milliliters.

This converter can be used to compute US tablespoons to mL or mL to US tablespoons.

How Many mL in a US Tablespoon?

So, how many mL are in a US tablespoon? 1 US tbsp = 14.79 mL (approx.) 2 US tablespoons = 29.57 mL. 3 US tablespoons = 44.36 mL. This simple translation can be useful when you need to measure liquids like water, milk, cooking oil, vinegar, and other things without having to do the math yourself.

Use this chart for quick reference while cooking. This is the most practical chart for everyday cooking, baking, and following US recipes.

US Tablespoons	Milliliters (mL)
1/8 tbsp	1.875 mL
1/4 tbsp	3.75 mL
1/3 tbsp	4.93 mL
1/2 tbsp	7.39 mL
2/3 tbsp	9.86 mL
3/4 tbsp	11.25 mL
1 tbsp	14.79 mL
2 tbsp	29.57 mL
3 tbsp	44.36 mL
4 tbsp	59.15 mL
5 tbsp	73.93 mL
6 tbsp	88.72 mL
7 tbsp	103.51 mL
8 tbsp	118.29 mL
9 tbsp	133.08 mL
10 tbsp	147.87 mL
11 tbsp	162.65 mL
12 tbsp	177.44 mL
13 tbsp	192.23 mL
14 tbsp	207.01 mL
15 tbsp	221.80 mL
16 tbsp	236.59 mL

Conversion Formulas:

• To convert tbsp → mL (exact): Multiply tbsp × 14.7868
• To convert mL → tbsp (exact): Divide mL ÷ 14.7868

Scientific/Medical Precision Chart: US Tablespoons to mL

According to NIST, the US tablespoon is precisely 14.7867648 milliliters in scientific and medical contexts. The dosage is typically rounded to 15 mL for clinical use.

For lab work, pharmacy, or exact chemistry, use this precise figure chart listed below:

US Tablespoons	Exact Milliliters	Clinical Measure
1/4 (0.25) tbsp	3.69669120 mL	3.75 mL
1/3 (0.333) tbsp	4.92892160 mL	5.0 mL
1/2 (0.5) tbsp	7.39338240 mL	7.5 mL
2/3 (0.667) tbsp	9.85784320 mL	10.0 mL
3/4 (0.75) tbsp	11.09007360 mL	11.25 mL
1 tbsp	14.78676480 mL	15.0 mL
1.5 tbsp	22.18014720 mL	22.5 mL
2 tbsp	29.57352960 mL	30.0 mL
2.5 tbsp	36.96691200 mL	37.5 mL
3 tbsp	44.36029440 mL	45.0 mL
3.5 tbsp	51.75367680 mL	52.5 mL
4 tbsp	59.14705920 mL	60.0 mL
4.5 tbsp	66.54044160 mL	67.5 mL
5 tbsp	73.93382400 mL	75.0 mL
6 tbsp	88.72058880 mL	90.0 mL
7 tbsp	103.50735360 mL	105.0 mL
8 tbsp	118.29411840 mL	120.0 mL
9 tbsp	133.08088320 mL	135.0 mL
10 tbsp	147.86764800 mL	150.0 mL
11 tbsp	162.6544128 mL	165.0 mL
12 tbsp	177.44117760 mL	180.0 mL
13 tbsp	192.2279424 mL	195.0 mL
14 tbsp	207.0147072 mL	210.0 mL
15 tbsp	221.80147200 mL	225.0 mL
16 tbsp (1 cup)	236.58823680 mL	240.0 mL

Note: Never use a kitchen spoon to measure medications. Always use the calibrated dosing device (oral syringe, dosing cup, or dropper) that comes with the medication.

Clinical quick reference:

• 1 US tbsp = 14.7868 mL (exact conversion)
• 1 US tbsp ≈ 15 mL (standard practical/medical rounding)

Conversion Formulas:

• To convert tbsp → mL (rounded): Multiply tbsp × 15
• To convert mL → tbsp (rounded): Divide mL ÷ 15

US Tablespoon vs Metric Tablespoon: What US Cooks Need to Know

Not all tablespoons are the same size; if you bought measuring spoons in the US, you have US tablespoons.

All US recipes: 1 US tablespoon = 14.7868 mL (rounded to 14.79 milliliters)

If you are following a recipe from the UK, Europe, or Australia that calls for 1 metric tablespoon (15 mL).

For US cooks, the most important difference is between the US tablespoon (about 14.8 mL) and the metric tablespoon (15 mL). The difference is very small, but it can become more noticeable when measuring several tablespoons or working with precise recipes.

In the United States, there are actually two official definitions of a tablespoon:

1. US Customary (Cooking) = 14.79 mL
2. US Nutritional (FDA) = 15 mL (The FDA rounded up to match the rest of the world to make labeling simpler. Used on packaged food labels such as cereal boxes, protein powder, and soda.

How to Convert US Tablespoons to mL Manually

To convert US tablespoons to mL (milliliters) manually is very straightforward.

Super easy formula US bakers use:

Milliliters = US Tablespoons x 14.7868

The exact US tablespoon is 14.7868 mL.

Quick US Kitchen Examples:

• 2 tbsp butter = 2 x 14.7868 = 29.57 mL = 1/8 cup
• 1 tbsp vanilla extract = 14.79 mL
• 1 tbsp liquid medicine = 14.79 mL Always use an mL syringe for accuracy.

Note: For everyday cooking, for most recipes, you don’t need that level of precision. Since the metric tablespoon is exactly 15 mL, the difference is only 0.21 mL per tablespoon—which is negligible for everyday cooking.

Complete US Tablespoons to Milliliters Conversion Chart

Print this and tape it inside your cabinet.

US Pro Tip: US measuring spoon sets are marked “Tbsp.” If it doesn’t say “Metric,” it’s US. 16 Tbsp = 1 US Cup.

Common US Cooking Conversions Using Tbsp to mL

For American home chefs, the most popular conversions searched for are US tablespoons to mL for the most common amounts seen in recipes.

These are the conversions Americans search for most:

• 1 tbsp water to mL = 14.79 mL
• 3 tsp = 1 tbsp = 14.79 mL
• 2 tbsp butter to ml = 29.57 mL <a
• USDA standard: 1 US tbsp butter = 14.2 grams
• 4 tbsp = 1/4 US cup = 59.15 mL
• 8 tbsp = 1/2 US cup = 118.29 mL

One crucial point for American cooks is to be aware that a “tablespoon” is not the same everywhere.

Why Do US and Metric Tablespoons Differ?

The US tablespoon is a traditional unit from the US customary system, while the metric tablespoon is a rounded, simplified number created for global standardization.

Here is the precise breakdown of the two standard measurements.

• The US tablespoon is legally defined as 1/16 of a US cup = 14.7868 mL by NIST.
• Other countries use metric and round to 15 mL to keep math simple.

For US home bakers, stick to US measurements end-to-end. Don’t mix a US cup with a 15 mL spoon.

Frequently Asked Questions