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Gallons to Cubic Feet Converter

1 gal = 0.1336805556 ft³. Type any value to convert gallons to cubic feet.

1 gal = 0.1336805556 ft³

Formula: ft³ = gal × 0.1336805556

Common values
Decimals
In every unit 21 units
Milliliter (ml) 3,785.411784 ml
Centiliter (cl) 378.5411784 cl
Deciliter (dl) 37.85411784 dl
Liter (l) 3.785411784 l
Cubic centimeter (cm³) 3,785.411784 cm³
Cubic meter (m³) 0.003785411784 m³
Teaspoon (US) (tsp) 768 tsp
Tablespoon (US) (tbsp) 256 tbsp
Fluid ounce (US) (fl oz) 128 fl oz
Cup (US) (cup) 16 cup
Metric cup (cup (250 ml)) 15.14164714 cup (250 ml)
Pint (US) (pt) 8 pt
Quart (US) (qt) 4 qt
Gallon (US) (gal) 1 gal
Fluid ounce (UK) (UK fl oz) 133.2278695 UK fl oz
Pint (UK) (UK pt) 6.661393477 UK pt
Gallon (UK) (UK gal) 0.8326741846 UK gal
Cubic inch (in³) 231 in³
Cubic foot (ft³) 0.1336805556 ft³
Cubic yard (yd³) 0.004951131687 yd³
Barrel of oil (bbl) 0.02380952381 bbl

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Gallons to cubic feet table

Formula: ft³ = gal × 0.1336805556

Gallon (US) (gal)Cubic foot (ft³)
0.1 gal0.01336805556 ft³
0.25 gal0.03342013889 ft³
0.5 gal0.06684027778 ft³
1 gal0.1336805556 ft³
2 gal0.2673611111 ft³
3 gal0.4010416667 ft³
4 gal0.5347222222 ft³
5 gal0.6684027778 ft³
6 gal0.8020833333 ft³
7 gal0.9357638889 ft³
8 gal1.069444444 ft³
9 gal1.203125 ft³
10 gal1.336805556 ft³
12 gal1.604166667 ft³
15 gal2.005208333 ft³
20 gal2.673611111 ft³
25 gal3.342013889 ft³
30 gal4.010416667 ft³
40 gal5.347222222 ft³
50 gal6.684027778 ft³
60 gal8.020833333 ft³
75 gal10.02604167 ft³
100 gal13.36805556 ft³
150 gal20.05208333 ft³
200 gal26.73611111 ft³
250 gal33.42013889 ft³
500 gal66.84027778 ft³
1,000 gal133.6805556 ft³

How to use: Gallons to Cubic Feet

  1. 1 Type the value in gallons.
  2. 2 The result in cubic feet appears at once – or type in the cubic feet field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of volume.

About this tool

Gallon (US) (gal) is a unit of volume (US customary); 1 gal = 0.003785411784 m³. Cubic foot (ft³) is a unit of volume (imperial and US customary); 1 ft³ = 0.02831684659 m³.

To convert gallons to cubic feet, multiply the value by 0.1336805556 (ft³ = gal × 0.1336805556). Example: 5 gal = 0.6684027778 ft³.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert gallons to cubic feet?

To convert gallons to cubic feet, multiply the value by 0.1336805556: ft³ = gal × 0.1336805556. For example 5 gal = 0.6684027778 ft³.

What is 1 gal in cubic feet?

1 gal = 0.1336805556 ft³. The other way round, 1 ft³ = 7.480519481 gal.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of volume here?

Yes – choose any of the 21 units of volume in the From and To lists, or switch to another measurement at the top.