Cubic inches to US liquid gallons converter

Convert cubic inches (in³) to US liquid gallons (gal (US)).

Volume converter

Instant conversion

Edit either value. Decimals and scientific notation supported.

From value

in³

From unit

To value

gal (US)

To unit

CONVERSION

1 in³ ≈ 0.004329004329 gal (US)

Display precision

Precision changes displayed rounding, not calculation accuracy.

FORMULAgal (US) = in³ ÷ 231

FORMULA & EXAMPLES

How to convert Cubic inches to US liquid gallons

gal (US) = in³ ÷ 231

Divide the in³ reading by 231.

Worked examples

1 in³ ≈ 0.004329004329 gal (US)

1 ÷ 231 ≈ 0.004329004329

1728 in³ ≈ 7.480519481 gal (US)

1728 ÷ 231 ≈ 7.480519481

Cubic inches to US liquid gallons table

Fixed reference · Cubic inch to US liquid gallon

Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.

Cubic inch (in³)	US liquid gallon (gal (US))
0	0
0.1	0.0004329004329
0.5	0.002164502165
1	0.004329004329
2	0.008658008658
5	0.02164502165
10	0.04329004329
25	0.1082251082
50	0.2164502165
100	0.4329004329
1000	4.329004329

Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.

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