The cubic foot (symbols ft³, cu. ft.) is a nonmetric unit of volume, used in the United States. It is defined as the volume of a cube with edges one foot in length.

1 cubic foot is equal to:

  • 1,728 cubic inches
  • 0.037037 (1/27) cubic yard
  • 7.48052 gallons
  • 28.3168 litres
  • 0.0283168 cubic metres

See 1 E-2 m for a comparison with other volumes, also orders of magnitude (volume).

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