Convert Imperial Gallons to US gallons (imp gal to US gallons)
Imperial Gallons (imp gal) and US gallons (US gallons) are both units of volume. With the conversion form below, you can effortlessly and accurately convert imperial gallons to us gallons. This free online calculator tool makes it simple and easy to perform the conversion from imp gal unit to the US gallons unit.
Imperial Gallons to US gallons conversion
Imperial Gallons to US gallons Conversion Formula
One Imperial Gallons is equal to 264.172052358 US gallons.
Formula: 1 imp gal = 264.172052358 US gallons
By using this conversion factor, you can easily convert any volume measurement from imperial gallons unit to us gallons unit with precision.
How to Convert imp gal to US gallons?
Converting from imp gal to US gallons is a straightforward process. Follow these steps to ensure accurate conversions from imperial gallons to us gallons:
- Select the Imperial Gallons Value: Start by determining the imperial gallons (imp gal) value you want to convert into us gallons (US gallons). This is your starting point.
- Multiply by the Conversion Factor: To calculate imperial gallons to equivalent us gallons amount, multiply the selected imp gal value by 264.172052358.
- Illustration of Multiplication:
- 1 imp gal = 264.172052358 US gallons
- 10 imp gal = 2641.720524 US gallons
- 100 imp gal = 26417.205236 US gallons
- Find the Conversion Result: The result of this multiplication is your converted value in us gallons unit. This represents the same volume but in a different unit.
- Save Your US gallons Value: After converting, remember to save the result. This value represents the volume you initially measured, now expressed in us gallonss.
- Alternative Method – Division: If you prefer not to multiply, you can achieve the same conversion by dividing the imperial gallons value by 0.003785411784. This alternative method also gives you the correct volume in us gallonss.
- Illustration of Division:
- US gallons = imp gal ÷ 0.003785411784
What is Volume?
Volume is the measurement of the three-dimensional space occupied by a substance, object, or container. The SI derived unit of volume is the cubic meter (m³), while the liter (L)—defined as exactly 1 cubic decimeter (1 dm³ = 0.001 m³)—is the most widely used metric unit for measuring liquids. The milliliter (mL) is equal to exactly 1 cubic centimeter (1 cm³) and is commonly used for beverages, medicines, laboratory samples, and food products.
Different countries and industries use different volume units depending on local standards and applications. In addition to metric units such as the liter, milliliter, and cubic meter, the US and Imperial systems use units including the fluid ounce (fl oz), cup, pint, quart, and gallon. Since the US gallon (3.785411784 L) and the Imperial gallon (4.54609 L) are different units, accurate conversion is essential for cooking, engineering, manufacturing, scientific research, trade, and international product labeling. Learn more in our complete guide to Volume.
What is Imperial Gallons?
About Imperial Gallon
The Imperial gallon (Imp gal) is a unit of volume traditionally used in the United Kingdom and some Commonwealth countries. It is equal to approximately 4.54609 liters and is larger than the US gallon. Imperial gallons are commonly used for measuring fuel consumption, liquid storage, and commercial quantities. Understanding the difference between Imperial and US gallons is important when comparing measurements across different countries and industries.
What is US gallons?
US gallon (symbol: US gal) is a unit of volume used primarily in the United States. One US gallon is exactly equal to 3.785411784 liters, 0.003785411784 cubic meters, or 1/42 oil barrel. It is commonly used to measure fuels, beverages, chemicals, water, and other liquids in commercial and everyday applications.
Some Imperial Gallons to US gallons conversions
- 0.1 imp gal = 26.417205236 US gallons
- 0.2 imp gal = 52.834410472 US gallons
- 0.3 imp gal = 79.251615707 US gallons
- 0.4 imp gal = 105.668820943 US gallons
- 0.5 imp gal = 132.086026179 US gallons
- 0.6 imp gal = 158.503231415 US gallons
- 0.7 imp gal = 184.920436651 US gallons
- 0.8 imp gal = 211.337641887 US gallons
- 0.9 imp gal = 237.754847122 US gallons
- 1 imp gal = 264.172052358 US gallons
- 2 imp gal = 528.344104716 US gallons
- 3 imp gal = 792.516157074 US gallons
- 4 imp gal = 1056.688209 US gallons
- 5 imp gal = 1320.860262 US gallons
- 6 imp gal = 1585.032314 US gallons
- 7 imp gal = 1849.204367 US gallons
- 8 imp gal = 2113.376419 US gallons
- 9 imp gal = 2377.548471 US gallons
- 10 imp gal = 2641.720524 US gallons
- 20 imp gal = 5283.441047 US gallons
- 30 imp gal = 7925.161571 US gallons
- 40 imp gal = 10566.882094 US gallons
- 50 imp gal = 13208.602618 US gallons
- 60 imp gal = 15850.323141 US gallons
- 70 imp gal = 18492.043665 US gallons
- 80 imp gal = 21133.764189 US gallons
- 90 imp gal = 23775.484712 US gallons
- 100 imp gal = 26417.205236 US gallons

Imperial Gallons to US gallons Examples
Example 1:
Convert 0.9 Imperial Gallons volume to US gallons unit.
Solution:
We know that one Imperial Gallons is equivalent to 264.172052358 US gallons.
Therefore,
0.9 imp gal = 0.9 x 264.172052358 US gallons.
0.9 imp gal = 237.754847122 US gallons.
Hence, 0.9 Imperial Gallons is approximately equal to 237.754847122 US gallons.
Example 2:
Convert 2 Imperial Gallons volume to US gallons unit.
Solution:
We know that one Imperial Gallons is equivalent to 264.172052358 US gallons.
Therefore,
2 imp gal = 2 x 264.172052358 US gallons.
2 imp gal = 528.344104716 US gallons.
Hence, 2 Imperial Gallons is approximately equal to 528.344104716 US gallons.
Frequently Asked Questions
How do you convert imp gal to US gallons formula?
The main formula for the conversion of the imp gal value to US gallons amount is to multiply the imp gal value by 264.172052358.
There are 264.172052358 US gallons in 1 Imperial Gallons.To convert from Imperial Gallons to US gallons, multiply your figure by 264.172052358 (or divide by 0.003785411784).
What is the relation between Imperial Gallons and US gallons?
The relationship between Imperial Gallons and US gallons is given as follows: 1 imp gal = 264.172052358 US gallons
What is the value of 1 Imperial Gallons in equivalent US gallons?
1 Imperial Gallons volume is equivalent to 264.172052358 US gallons volume.
What is the imperial-gallon in us-gallons?
1 imperial-gallon equals 264.172052358 us-gallonss.
What is the value of 15 Imperial Gallons in US gallonss?
We know that 1 Imperial Gallons is equal to 264.172052358 US gallons, multiply 15 by 264.172052358 US gallons. Therefore, 15 Imperial Gallons = 15 x 264.172052358 US gallons, 15 imp gal = 3962.580785 US gallons. Hence, the value of 15 Imperial Gallons in US gallons is 3962.580785 US gallons.
What Volume is 1 US gallons?
The Volume of 1 US gallons spans 0.003785411784 Imperial Gallons.
1 imp gal how much us-gallons?
1 Imperial Gallons (imp gal) corresponds to 264.172052358 US gallons (US gallons).
Imperial Gallons to Other Unit Conversions
- imp gal to Attolitre
- imp gal to Board Foot
- imp gal to Centiliter
- imp gal to Cubic Centimeter
- imp gal to dam³