Volume conversion

Convert US gallon to Milliliter

1 us gallon (US gal) equals 3,785.411784 milliliter (mL). Enter any value below to convert from US gal to mL.

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1 US gal = 3,785.411784 mL

All Volume units

From 1 US gal
UnitValue
Cubic meter 0.0037854118
Liter L 3.785411784
Milliliter mL 3,785.411784
Cubic centimeter cm³ 3,785.411784
Cubic inch in³ 231
Cubic foot ft³ 0.1336805556
US gallon US gal 1
Imperial gallon imp gal 0.8326741846
US quart US qt 4
US customary cup US cup 16
US fluid ounce US fl oz 128
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Formula

US gal to mL conversion formula

Use this relationship for a direct conversion:

mL = US gal x 3,785.411784

Worked example

2 US gal = 7,570.823568 mL.

US liquid and Imperial gallon definitions are treated separately and use their exact legal values.

Quick reference

US gallon to Milliliter table

US gallon (US gal)Milliliter (mL)
0.0137.85411784
0.1378.5411784
13,785.411784
27,570.823568
518,927.05892
1037,854.11784
2594,635.2946
50189,270.5892
100378,541.1784
1,0003,785,411.7840000005

From unit

About the us gallon

Exactly 231 cubic inches.

Symbol: US gal

To unit

About the milliliter

Exactly one cubic centimeter.

Symbol: mL

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Related conversions

Source

Conversion standard

Definitions are checked against NIST Handbook 44, Appendix C. Calculations use full internal precision before display rounding.

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Questions

US gal to mL FAQ

How do you convert us gallon to milliliter?

Use the formula mL = US gal x 3,785.411784. 1 us gallon (US gal) equals 3,785.411784 milliliter (mL).

Is the US gal to mL conversion exact?

Both unit definitions use exact factors. Only the displayed decimal may be rounded.