Tablespoons to Gallons Converter

Enter the volume in tablespoons below to get the value converted to gallons.


Result in Gallons:

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1 tbsp = 0.003906 gal

Do you want to convert gallons to tablespoons?

How to Convert Tablespoons to Gallons

To convert a measurement in tablespoons to a measurement in gallons, divide the volume by the following conversion ratio: 256 tablespoons/gallon.

Since one gallon is equal to 256 tablespoons, you can use this simple formula to convert:

gallons = tablespoons ÷ 256

The volume in gallons is equal to the volume in tablespoons divided by 256.

For example, here's how to convert 500 tablespoons to gallons using the formula above.
gallons = (500 tbsp ÷ 256) = 1.953125 gal

Tablespoons and gallons are both units used to measure volume. Keep reading to learn more about each unit of measure.

What Is a Tablespoon?

A tablespoon is a unit of volume equal to three teaspoons or ½ fluid ounce.[1] One tablespoon is equal to 14.7868 milliliters, but for nutrition labeling, one tablespoon is rounded to 15 milliliters.[2]

The tablespoon is a US customary unit of volume. Tablespoons can be abbreviated as tbsp, and are also sometimes abbreviated as T, Tbls, or Tb. For example, 1 tablespoon can be written as 1 tbsp, 1 T, 1 Tbls, or 1 Tb.

Learn more about tablespoons.

What Is a Gallon?

The US liquid gallon is a unit of fluid volume equal to four quarts, eight pints, or sixteen cups.[3] The US liquid gallon should not be confused with the US dry gallon or the imperial gallon, which are different units of measure.

The gallon is a US customary unit of volume. Gallons can be abbreviated as gal; for example, 1 gallon can be written as 1 gal.

Learn more about gallons.

Tablespoon to Gallon Conversion Table

Table showing various tablespoon measurements converted to gallons.
Tablespoons Gallons
1 tbsp 0.003906 gal
2 tbsp 0.007813 gal
3 tbsp 0.011719 gal
4 tbsp 0.015625 gal
5 tbsp 0.019531 gal
6 tbsp 0.023438 gal
7 tbsp 0.027344 gal
8 tbsp 0.03125 gal
9 tbsp 0.035156 gal
10 tbsp 0.039063 gal
20 tbsp 0.078125 gal
30 tbsp 0.117188 gal
40 tbsp 0.15625 gal
50 tbsp 0.195313 gal
60 tbsp 0.234375 gal
70 tbsp 0.273438 gal
80 tbsp 0.3125 gal
90 tbsp 0.351563 gal
100 tbsp 0.390625 gal
200 tbsp 0.78125 gal
300 tbsp 1.1719 gal
400 tbsp 1.5625 gal
500 tbsp 1.9531 gal
600 tbsp 2.3438 gal
700 tbsp 2.7344 gal
800 tbsp 3.125 gal
900 tbsp 3.5156 gal
1,000 tbsp 3.9063 gal


  1. Merriam-Webster, tablespoon,
  2. U.S. Food & Drug Administration, Guidance for Industry: Guidelines for Determining Metric Equivalents of Household Measures,
  3. National Institute of Standards and Technology, Specifications, Tolerances, and Other Technical Requirements for Weighing and Measuring Devices, Handbook 44 - 2019 Edition,

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