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Gallon Calculator

The gallon calculator is a converter that helps you convert gallons to cups, liters, cubic feet and inches, quarts, ounces, and even raindrops! Just input one of the values, and the rest will fill in automatically! It can convert both US and UK gallons.

Volume converter

Input any variable:
US gal
liters
cu ft
cu in
US qt
US pt
US fl oz
cups
rain drops

What is a gallon?

A gallon is a unit of volume commonly used in the United States to measure liquids. One gallon is equal to 128 fluid ounces, or about 3.785 liters. The gallon is a unit of measurement that is used in many different countries around the world, but the size of the unit can vary depending on the location. In the United States, there are two main types of gallons in use: the standard gallon and the dry gallon. The standard gallon is used to measure liquids, such as water and gasoline, and is defined as 231 cubic inches, or about 3.785 liters. The dry gallon, on the other hand, is used to measure dry goods such as grains and is defined as 268.8025 cubic inches, or about 4.404 liters.

 

Convert liters to gallons – metric units

To convert liters to gallons, you can use the following conversion factor:

1 liter = 0.264172 gallons

To convert a specific volume in liters to gallons, multiply the volume in liters by the conversion factor. For example, to convert 5 liters to gallons, you would multiply 5 by 0.264172 to get 1.32086 gallons.

Here's the formula for the conversion:

gallons = liters * 0.264172

You can also use this online calculator to convert liters to gallons: https://www.calculatorsoup.com/calculators/conversions/liter-to-gallon-calculator.php

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.

 

Convert cubic feet to gallons & convert cubic inches to gallons

To convert cubic feet to gallons, you can use the following conversion factor:

1 cubic foot = 7.48051948 gallons

To convert a specific volume in cubic feet to gallons, multiply the volume in cubic feet by the conversion factor. For example, to convert 2 cubic feet to gallons, you would multiply 2 by 7.48051948 to get 14.96103896 gallons.

Here's the formula for the conversion:

gallons = cubic feet * 7.48051948

To convert cubic inches to gallons, you can use the following conversion factor:

1 cubic inch = 0.004329004 gallons

To convert a specific volume in cubic inches to gallons, multiply the volume in cubic inches by the conversion factor. For example, to convert 100 cubic inches to gallons, you would multiply 100 by 0.004329004 to get 0.4329004 gallons.

Here's the formula for the conversion:

gallons = cubic inches * 0.004329004

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.

 

Convert quarts to gallons

To convert quarts to gallons, you can use the following conversion factor:

1 quart = 0.25 gallons

To convert a specific volume in quarts to gallons, multiply the volume in quarts by the conversion factor. For example, to convert 2 quarts to gallons, you would multiply 2 by 0.25 to get 0.5 gallons.

Here's the formula for the conversion:

gallons = quarts * 0.25

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.

 

Convert ounces to gallons

To convert ounces to gallons, you can use the following conversion factor:

1 gallon = 128 ounces

To convert a specific volume in ounces to gallons, divide the volume in ounces by the conversion factor. For example, to convert 256 ounces to gallons, you would divide 256 by 128 to get 2 gallons.

Here's the formula for the conversion:

gallons = ounces / 128

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.

 

Convert gallons to cups

To convert gallons to cups, you can use the following conversion factor:

1 gallon = 16 cups

To convert a specific volume in gallons to cups, multiply the volume in gallons by the conversion factor. For example, to convert 2 gallons to cups, you would multiply 2 by 16 to get 32 cups.

Here's the formula for the conversion:

cups = gallons * 16

Keep in mind that the size of the cup can vary depending on the location and the context in which it is being used. In the United States, a standard cup is usually defined as 8 fluid ounces, or about 236.588 milliliters. However, in the UK and other parts of the world, a cup is often defined as 250 milliliters. It's important to be aware of these differences and to use the appropriate conversion factors when converting between units.

 

Water – gallons to kilograms and pounds

To convert gallons of water to kilograms or pounds, you can use the following conversion factors:

1 gallon of water = 3.78541 kilograms
1 gallon of water = 8.3454 pounds

To convert a specific volume in gallons to kilograms, multiply the volume in gallons by the conversion factor for kilograms. For example, to convert 2 gallons of water to kilograms, you would multiply 2 by 3.78541 to get 7.57082 kilograms.

Here's the formula for the conversion from gallons to kilograms:

kilograms = gallons * 3.78541

To convert a specific volume in gallons to pounds, multiply the volume in gallons by the conversion factor for pounds. For example, to convert 2 gallons of water to pounds, you would multiply 2 by 8.3454 to get 16.6908 pounds.

Here's the formula for the conversion from gallons to pounds:

pounds = gallons * 8.3454

Keep in mind that the weight of a substance can vary depending on its density and the type of material it is made of. Water is a common reference material for density, and its density is usually defined as 1 gram per milliliter or 1 kilogram per liter. This means that 1 liter of water weighs about 1 kilogram and 1 gallon of water weighs about 3.78541 kilograms.

 

How to use the gallon calculator?

There are many different online tools and calculators that can be used to perform conversions involving gallons. These tools usually have a simple interface that allows you to enter the volume you want to convert and select the units you want to use for the conversion.

For example, if you want to use an online calculator to convert gallons to liters, you can follow these steps:

Go to the website of an online calculator that provides the conversion you need. There are many different websites that offer online conversion tools, so you can choose the one that you find most convenient.

On the calculator's website, locate the input field where you can enter the volume you want to convert. This is usually labeled as "Enter value" or something similar.

In the input field, enter the volume you want to convert. For example, if you want to convert 2 gallons to liters, you would enter "2" in the input field.

Select the units for the input and output. Most online calculators will have drop-down menus or buttons that allow you to select the units you want to use for the conversion. In this case, you would select "gallons" for the input and "liters" for the output.

Click the "Convert" button or press "Enter" on your keyboard to perform the conversion. The calculator will automatically perform the conversion and display the result in the output field.

If you want to perform another conversion, you can simply enter a new value in the input field and click the "Convert" button again.

Some online calculators may have additional options or features that allow you to customize the conversion process or perform more advanced calculations. You can explore these options as needed to find the features that best suit your needs.

 

How to calculate gallons in a pool?

To calculate the number of gallons in a pool, you will need to know the size of the pool and the shape of the pool. The size of the pool can be expressed in terms of its length, width, and depth, and the shape of the pool can be rectangular, oval, or any other shape.

Here are the steps to calculate the number of gallons in a pool:

Measure the length, width, and depth of the pool. If the pool is rectangular, you can use a tape measure to measure these dimensions. If the pool is oval or has a more complex shape, you can use a flexible measuring tape or a piece of string to measure the dimensions and then use a ruler to measure the length of the string.

Calculate the volume of the pool in cubic feet. To do this, multiply the length, width, and depth of the pool together. For example, if the pool is 20 feet long, 10 feet wide, and 5 feet deep, the volume of the pool would be 20 * 10 * 5 = 1000 cubic feet.

Convert the volume in cubic feet to gallons using the conversion factor: 1 cubic foot = 7.48051948 gallons. For example, if the volume of the pool is 1000 cubic feet, you would multiply 1000 by 7.48051948 to get 7481.05 gallons.

Round the result to the nearest whole number. It's generally not necessary to be very precise when calculating the number of gallons in a pool, so you can round the result to the nearest whole number to make the calculation easier.

Here's the formula for the conversion:

gallons = cubic feet * 7.48051948

You can also use online calculators to perform this conversion for you. These calculators usually have a simple interface that allows you to enter the dimensions of the pool and select the units you want to use for the conversion. They will then automatically calculate the number of gallons in the pool based on the dimensions you provided.

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.

 

How to convert cubic inches to gallons?

To convert cubic inches to gallons, you can use the following conversion factor:

1 cubic inch = 0.004329004 gallons

To convert a specific volume in cubic inches to gallons, multiply the volume in cubic inches by the conversion factor. For example, to convert 100 cubic inches to gallons, you would multiply 100 by 0.004329004 to get 0.4329004 gallons.

Here's the formula for the conversion:

gallons = cubic inches * 0.004329004

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.

 

How to convert cubic feet to gallons?

To convert cubic feet to gallons, you can use the following conversion factor:

1 cubic foot = 7.48051948 gallons

To convert a specific volume in cubic feet to gallons, multiply the volume in cubic feet by the conversion factor. For example, to convert 2 cubic feet to gallons, you would multiply 2 by 7.48051948 to get 14.96103896 gallons.

Here's the formula for the conversion:

gallons = cubic feet * 7.48051948

Keep in mind that the size of the gallon can vary depending on the location. In the United States, the standard gallon is defined as 231 cubic inches, or about 3.785 liters, while in the United Kingdom, the gallon is defined as 277.4198 cubic inches, or about 4.546 liters.