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Cubic Inches to Cubic Feet Converter

Convert cubic inches (in³) to cubic feet (cu ft), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter a volume, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

A number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
The unit you want the answer in. Swap exchanges the two units.
Result
0.000578703703704 cu ft
US gallons
0.004329004329 gal
US liquid quarts
0.017316017316 qt
US liquid pints
0.034632034632 pt
US cups
0.0692640692641 cup
US fluid ounces
0.554112554113 fl oz
US tablespoons
1.10822510823 tbsp
US teaspoons
3.32467532468 tsp
cubic miles
3.93146572925 × 10⁻¹⁵ mi³
cubic yards
2.14334705075 × 10⁻⁵ cu yd
cubic kilometers
1.6387064 × 10⁻¹⁴ km³
cubic meters
1.6387064 × 10⁻⁵ m³
liters
0.016387064 L
milliliters
16.387064 mL
cubic centimeters
16.387064 cm³
cubic millimeters
16,387.064 mm³
imperial gallons
0.00360465014991 imp gal
imperial quarts
0.0144186005996 imp qt
imperial pints
0.0288372011993 imp pt
imperial fluid ounces
0.576744023985 imp fl oz
imperial tablespoons
0.922790438377 imp tbsp
imperial teaspoons
2.76837131513 imp tsp
drops
327.74128 gtt

1 in³ = 0.000578703703704 cu ft

Show the working
  1. 1 in³ = 0.000578703703704 cu ft
  2. 1 × 0.000578703703704 = 0.000578703703704 cu ft

How to convert cubic inches to cubic feet

1 cu ft = 1,728 in³, so divide by 1,728 to go from cubic inches to cubic feet (1 in³ = 0.000578703703704 cu ft).

cu ft = in³ ÷ 1,728
in³ = cu ft × 1,728

Worked example:

1 in³ = 0.000578703703704 cu ft
5 × 0.000578703703704 = 0.00289351851852 cu ft

Cubic Inches to cubic feet table

Cubic InchesCubic Feet
1 in³0.000578703703704 cu ft
2 in³0.00115740740741 cu ft
3 in³0.00173611111111 cu ft
4 in³0.00231481481481 cu ft
5 in³0.00289351851852 cu ft
6 in³0.00347222222222 cu ft
7 in³0.00405092592593 cu ft
8 in³0.00462962962963 cu ft
9 in³0.00520833333333 cu ft
10 in³0.00578703703704 cu ft
15 in³0.00868055555556 cu ft
20 in³0.0115740740741 cu ft
25 in³0.0144675925926 cu ft
30 in³0.0173611111111 cu ft
40 in³0.0231481481481 cu ft
50 in³0.0289351851852 cu ft
75 in³0.0434027777778 cu ft
100 in³0.0578703703704 cu ft
250 in³0.144675925926 cu ft
500 in³0.289351851852 cu ft
1000 in³0.578703703704 cu ft

About the units

Cubic Inches (in³)
Cubic inches, a US customary unit. Definition: NIST Handbook 44 (2024), Appendix C: General Tables of Units of Measurement.
Cubic Feet (cu ft)
Cubic feet, a US customary unit. Definition: NIST Handbook 44 Appendix C (international foot and avoirdupois pound).

Formula version 0.1.0Reviewed