# How Many Ounces in a Gallon

1 Gallon = 128 Ounces

How Many Ounces in a Gallon the answer is 128. There are 128 ounces (OZ) in 1 Gallon. In the UK metric system, there is 160 oz in 1 gallon.

## Gallon

Gallon is used to measure the volume this metric system is used in the Imperial and USA systems. It is used to measure the wines in past.

## Ounce

The ounce is a unit of weight used in Britain and US measurement systems. The sign of ounce is oz.1 Ounce is equal to 1/16 pound and 1 OZ is equal to 18.35gram

## Gallons to ounces conversions (US)

Gallons to fl oz (US) Gallons to fl oz (US)
1/4 gallon = 32 fl oz 10 gallons = 1280 fl oz
1/2 gallon = 64 fl oz 11 gallons = 1408 fl oz
3/4 gallon = 96 fl oz 12 gallons = 1536 fl oz
1 gallon = 128 fl oz 13 gallons = 1664 fl oz
2 gallons = 256 fl oz 14 gallons = 1792 fl oz
3 gallons = 384 fl oz 15 gallons = 1920 fl oz
4 gallons = 512 fl oz 16 gallons = 2048 fl oz
5 gallons = 640 fl oz 17 gallons = 2176 fl oz
6 gallons = 768 fl oz 18 gallons = 2304 fl oz
7 gallons = 896 fl oz 19 gallons = 2432 fl oz
8 gallons = 1024 fl oz 20 gallons = 2560 fl oz
9 gallons = 1152 fl oz 21 gallons = 2688 fl oz

## Gallons to imperial fluid ounces (UK)

Due to the fact that the UK uses the smaller imperial fluid ounce, conversions for UK gallons are as follows.