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How many pounds in a gallon? There are exactly 300 pounds in a gallon. This is a pretty straightforward conversion, and it’s one that’s useful to know if you’re ever working with weights and measures. Knowing how to convert between different units is always a handy skill to have, so make sure you commit this one to memory!

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## What is the gallon?

The gallon is a unit of volume that is used in the United States and a few other countries. It is defined as the volume of a cube that is 10.239 inches on each side. There are 4 quarts in a gallon, and there are 16 cups in a quart.

## How many pounds are in a gallon?

There are approximately 8.345 pounds in a gallon. This varies a little bit depending on the density of the substance being measured.

## What is the gallon used for?

The gallon is most commonly used to measure the volume of liquid substances. It is especially common to use it to measure gasoline and other fuels.

## How to convert pounds to gallons

To convert pounds to gallons, divide the number of pounds by 8.345.

## What is the gallon in metric?

The gallon is not defined in metric, but there are several equivalents. A liter is equivalent to 0.264 gallons, and a cubic meter is equivalent to 35.315 gallons.

## How to convert gallons to metric

To convert gallons to metric, multiply the number of gallons by 0.264 or 35.315, depending on the unit you are using.

## History of the gallon

The gallon was first defined in England in 1707 as the volume of a cube that is 10 inches on each side. It was later redefined as the volume of a cube that is 8 inches on each side. In 1959, the gallon was officially defined as the volume of a cube that is 10.239 inches on each side, which is the current definition.