Cubic Inch to Cubic Foot Converter

Volume Converter

40 units available

Decimals:

From

To

0.000579

1 in³ = 0.000579 ft³

Formula:

ft³ = in³ × 0.0005787037

With your value: 1 in³ = 0.0005787 ft³

How big is that?

Everyday references on a logarithmic scale, all expressed in cubic inch so you can sanity-check the result.

Soda can (1/50 your value)0.0201 in³

Milk carton (1/16 your value)0.0610 in³

Kitchen bucket (1/1.6 your value)0.610 in³

Your value1.00 in³

Car fuel tank (3.1× your value)3.05 in³

Bathtub (12× your value)12.2 in³

Other Cubic Inch to Cubic Foot conversions

2 in³ to ft³ 3 in³ to ft³ 4 in³ to ft³ 5 in³ to ft³ 6 in³ to ft³ 7 in³ to ft³ 8 in³ to ft³

Cubic Inch to Cubic Foot Conversion Table

Cubic Inch (in³)	Cubic Foot (ft³)
0.5	0.000289
1	0.000579
2	0.001157
5	0.002894
10	0.005787
15	0.008681
20	0.011574
25	0.014468
50	0.028935
100	0.05787
250	0.144676
500	0.289352
1000	0.578704

Cubic Foot to Cubic Inch Conversion Table

Cubic Foot (ft³)	Cubic Inch (in³)
0.5	864
1	1,728
2	3,456
5	8,640
10	17,280
15	25,920
20	34,560
25	43,200
50	86,400
100	172,800
250	432,000
500	864,000
1000	1,728,000

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Cubic Inch (in³)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Cubic Foot (ft³)

Volume

Exact conversion

Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Cubic Inch to Cubic Foot

To convert from Cubic Inch (in³) to Cubic Foot (ft³), multiply the value by 0.0005787037.

Formula: ft³ = in³ × 0.0005787037

Reverse: in³ = ft³ × 1,728

Step-by-Step Example

Start with your value in Cubic Inch. For example: 5 in³
Multiply by the conversion factor: 5 x 0.0005787037
The result is: 0.002894 ft³

About Cubic Inch

The cubic inch (in³) is a unit of volume and capacity. One cubic inch equals 0.016387064 litres. UnitConvertLab converts it against every other volume unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: volume calculations, engineering and science, education.

About Cubic Foot

The cubic foot equals about 28.3168 litres and is the standard unit for appliance capacity and gas metering in the US.

Common uses: refrigerator capacity, natural gas billing, shipping volume.

Frequently Asked Questions

How many Cubic Foot are in 1 Cubic Inch?

There are exactly 0.0005787037 Cubic Foot in 1 Cubic Inch. This means the conversion factor from Cubic Inch to Cubic Foot is 0.0005787037.

What is the formula to convert Cubic Inch to Cubic Foot?

The formula to convert Cubic Inch to Cubic Foot is: ft³ = in³ × 0.0005787037. For example, to convert 10 Cubic Inch to Cubic Foot, you would multiply 10 by 0.0005787037.

What is a Cubic Inch?