Convert US Gallons (gal) to Cubic Feet (ft³)

1 gal = 0.134 ft³

How many Cubic Feet in a US Gallon?Printable chart →

Converting US gallons to cubic feet is essential for various applications, including cooking and construction. With the conversion factor of 1 gallon equating to 0.133681 cubic feet, you can easily make precise calculations. Whether you're measuring liquids or calculating space, our converter simplifies the process.

US Gallon (gal)

Cubic Foot (ft³)

0.133681

≈ 9/64 ft³

Conversion Formula

ft³ = gal × 0.133681

Reverse: gal = ft³ × 7.48051

Quick mental math: For quick estimates, remember that 1 gal is roughly 0.13 ft³, so you can divide gallons by 8 to get an approximate cubic foot value.

Conversion Examples

1 gal × 0.133681 =

0.134 ft³

1 US Gallons = 0.134 Cubic Feet

5 gal × 0.133681 =

0.668 ft³

5 US Gallons = 0.668 Cubic Feet

10 gal × 0.133681 =

1.337 ft³

10 US Gallons = 1.337 Cubic Feet

25 gal × 0.133681 =

3.342 ft³

25 US Gallons = 3.342 Cubic Feet

50 gal × 0.133681 =

6.684 ft³

50 US Gallons = 6.684 Cubic Feet

100 gal × 0.133681 =

13.368 ft³

100 US Gallons = 13.368 Cubic Feet

US Gallon to Cubic Foot Table

Quick convert your value:

gal =—ft³

Start:Step:Rows:Precision:

US Gallon (gal)	Cubic Foot (ft³)	Fraction
1	0.1337	9/64
6	0.8021	51/64
11	1.4705	1 15/32
16	2.1389	2 9/64
21	2.8073	2 13/16
26	3.4757	3 15/32
31	4.1441	4 9/64
36	4.8125	4 13/16
41	5.4809	5 31/64
46	6.1493	6 5/32
51	6.8177	6 13/16
56	7.4861	7 31/64
61	8.1545	8 5/32
66	8.8229	8 53/64
71	9.4913	9 31/64
76	10.1597	10 5/32
81	10.8281	10 53/64
86	11.4965	11 1/2
91	12.1649	12 11/64
96	12.8333	12 53/64

Unit Definitions

What is a US Gallon (gal)?

US CustomaryUnited States

A US gallon is a unit of volume commonly used for measuring liquids. One gallon is equivalent to 128 fluid ounces.

History

The US gallon was standardized in 1866 and is based on the volume of 231 cubic inches. It is widely used in the United States for various applications, especially in the beverage industry.

Current Use

Today, gallons are commonly used in the US for measuring fuel, beverages, and other liquids in both household and industrial settings.

Learn more about US Gallon

What is a Cubic Foot (ft³)?

ImperialUnited States, United Kingdom

A cubic foot is a unit of volume that represents the space occupied by a cube with sides of one foot in length. It is often used in construction and storage.

History

The cubic foot has been used since the 14th century and is part of the Imperial and US customary systems. It relates directly to the dimensions of physical spaces.

Current Use

Cubic feet are widely used in various industries, including real estate, construction, and shipping, to measure volume and capacity.

Learn more about Cubic Foot

Frequently Asked Questions

How many cubic feet are in 50 gallons?

To convert 50 gallons to cubic feet, you multiply by the conversion factor: 50 gal × 0.133681 ft³/gal = 6.68405 ft³. This is particularly useful when storing liquids, as knowing the volume in cubic feet helps in choosing the right storage container. For instance, if you have a 7 ft³ storage bin, it will easily accommodate 50 gallons of liquid.

What is the volume of 200 gallons in cubic feet?

Using the conversion formula, 200 gallons equals 200 gal × 0.133681 ft³/gal = 26.7362 ft³. This conversion is practical for construction projects where understanding the volume of materials is crucial. For example, if you're filling a concrete form, knowing you need approximately 26.74 ft³ can help you order the right amount of concrete mix.

If I have a 10 ft³ cooler, how many gallons can it hold?

To find out how many gallons fit in a 10 ft³ cooler, use the reverse conversion: 10 ft³ × 7.48051 gal/ft³ = 74.8051 gal. This is useful for outdoor activities like camping or picnics, where you need to keep beverages cold. Knowing that your cooler can hold around 75 gallons allows you to plan how much ice and drinks to pack.

How do I convert 5 gallons of paint to cubic feet?

For 5 gallons of paint, the conversion is 5 gal × 0.133681 ft³/gal = 0.668405 ft³. This is helpful when estimating how much space the paint will occupy when stored. Knowing the volume can assist in planning storage in cramped areas, such as a garage or storage shed.

How many gallons are equivalent to 15 ft³?

To convert 15 cubic feet back to gallons, use the reverse factor: 15 ft³ × 7.48051 gal/ft³ = 112.2067 gal. This calculation is beneficial in scenarios such as filling a fish tank or pool, where you need to know the water volume in gallons. Understanding this helps ensure you have enough water for your needs.

Popular Volume Conversions

Liter to GallonL → gal US Gallon to Litergal → L Liter to MilliliterL → mL US Cup to Millilitercup → mL US Fluid Ounce to Milliliterfl oz → mL Milliliter to LitermL → L

Convert US Gallon to Other Units

US Gallon to Milliliter→ mL US Gallon to Cubic Meter→ m³ US Gallon to Milliliter→ mL US Gallon to Cubic Meter→ m³ US Gallon to Imperial Gallon→ imp gal US Gallon to US Quart→ qt US Gallon to US Pint→ pt US Gallon to US Cup→ cup

Related Conversions

Liter to Cubic FootL → ft³ Milliliter to US GallonmL → gal Milliliter to Cubic FootmL → ft³ Cubic Meter to US Gallonm³ → gal Cubic Meter to Cubic Footm³ → ft³