Conversion formula

The conversion factor from gallons to cubic feet is 0.1336805555555, which means that 1 gallon is equal to 0.1336805555555 cubic feet:

1 gal = 0.1336805555555 ft3

To convert 1020 gallons into cubic feet we have to multiply 1020 by the conversion factor in order to get the volume amount from gallons to cubic feet. We can also form a simple proportion to calculate the result:

1 gal → 0.1336805555555 ft3

1020 gal → V_(ft3)

Solve the above proportion to obtain the volume V in cubic feet:

V_(ft3) = 1020 gal × 0.1336805555555 ft3

V_(ft3) = 136.35416666661 ft3

The final result is:

1020 gal → 136.35416666661 ft3

We conclude that 1020 gallons is equivalent to 136.35416666661 cubic feet:

1020 gallons = 136.35416666661 cubic feet

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic foot is equal to 0.0073338426279633 × 1020 gallons.

Another way is saying that 1020 gallons is equal to 1 ÷ 0.0073338426279633 cubic feet.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand twenty gallons is approximately one hundred thirty-six point three five four cubic feet:

1020 gal ≅ 136.354 ft3

An alternative is also that one cubic foot is approximately zero point zero zero seven times one thousand twenty gallons.

Conversion table

gallons to cubic feet chart

For quick reference purposes, below is the conversion table you can use to convert from gallons to cubic feet