At One Place

US cups to cubic inches

1 US cup in cubic inches
1 cup = 14.4375 in³
in³ = cup × 14.4375

To convert US cups to cubic inches, multiply by 14.4375. The table below gives the values people look up most often, and the converter works for any number.

US cups to cubic inches table

Common US cup values converted to cubic inches.
US cups Cubic inches
1 cup 14.4375
2 cup 28.875
3 cup 43.3125
4 cup 57.75
5 cup 72.1875
10 cup 144.375
15 cup 216.5625
20 cup 288.75
25 cup 360.9375
30 cup 433.125
40 cup 577.5
50 cup 721.875
75 cup 1,082.8125
100 cup 1,443.75
250 cup 3,609.375
500 cup 7,218.75
1,000 cup 14,437.5

How the conversion works

The relationship is in³ = cup × 14.4375. Both units measure volume, so the conversion is a fixed factor that never changes. The figure is exact rather than approximate: since the international yard and pound agreement of 1959, an inch is defined as exactly 25.4 millimetres and a pound as exactly 0.45359237 kilograms, and every other imperial and US customary unit here is derived from those two.

US cup: US legal cup is 240 mL; the customary cup used here is 236.588 mL.

Common questions

How many cubic inches are in one US cup?
One US cup equals 14.4375 cubic inches. in³ = cup × 14.4375.
How do you convert US cups to cubic inches?
Use in³ = cup × 14.4375. So 10 cup is 144.375 in³.
How many US cups are in one cubic inch?
One cubic inch equals 0.069264 US cups, which is the reverse of the conversion above.
Is there more than one kind of US cup?
US legal cup is 240 mL; the customary cup used here is 236.588 mL.

Related pages

Sources

  1. Guide for the Use of the International System of Units (SP 811) — NIST (Public domain (US Government))
  2. The International System of Units (SI Brochure) — Bureau International des Poids et Mesures
  3. Calculated on this page — At One Place

How these figures are compiled and checked