8 Ounces to Gallons [liquid]

8 fl oz = 0.0625 gal

Calculation: gal = 8 fl oz × 0.0078125 = 0.0625 gal

Ounce to Gallon [liquid] Converter

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How much is 8 fl oz?

237 mL (8.0 fl oz) is about a rocks glass (old-fashioned glass) used for cocktails.

What does 8 fl oz look like?

Illustration of a rocks glass
237 mL (8.0 fl oz) is about a rocks glass (old-fashioned glass) used for cocktails.

8 fl oz on the gallon [liquid] scale

fl oz0246810gal00.010.020.030.040.050.060.07

8 fl oz = 0.0625 gal

Did you know? One US cup is 240 mL.

1 US cup = 240 mL = 8 fl oz. The metric cup used in Australia and NZ is 250 mL.

How to Convert Ounce to Gallon [liquid]

1 ounce = 0.0078125 gallons [liquid]

Gallon [liquid] = Ounce × 0.0078125

Example: 8 fl oz × 0.0078125 = 116 gal

Reverse Conversion

To convert gallons [liquid] back to ounces:

  • Remember, 1 gallon [liquid] equals 128 ounces.
  • To convert 116 gal to fl oz, multiply 116 x 128, resulting in 8 fl oz.

8 fl oz is also equal to:

Frequently Asked Questions

How much is 8 ounces in gallons [liquid]?

8 ounces equals 0.0625 gallons [liquid]. This is calculated by multiplying 8 by the conversion factor 0.0078125.

What does 8 ounces look like in gallons [liquid]?

8 ounces (0.0625 gallons [liquid]) is exactly 1 US cup — the standard measuring cup used in American recipes.

How do you calculate 8 ounces to gallons [liquid]?

Multiply 8 by the conversion factor 0.0078125. The calculation is 8 × 0.0078125 = 0.0625 gallons [liquid]. This factor is defined by international measurement standards.

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8 ounces = 0.0625 gallons [liquid]
8 ounces = 0.0625 gallons [liquid] — conversion chart

Nearby Conversions

1 ounce0.007813 gallons [liquid] 2 ounces0.01563 gallons [liquid] 3 ounces0.02344 gallons [liquid] 4 ounces0.03125 gallons [liquid] 5 ounces0.03906 gallons [liquid] 6 ounces0.04688 gallons [liquid] 7 ounces0.05469 gallons [liquid] 9 ounces0.07031 gallons [liquid] 10 ounces0.07813 gallons [liquid] 11 ounces0.08594 gallons [liquid] 12 ounces0.09375 gallons [liquid] 13 ounces0.1016 gallons [liquid] 14 ounces0.1094 gallons [liquid] 15 ounces0.1172 gallons [liquid] 16 ounces0.125 gallons [liquid] 17 ounces0.1328 gallons [liquid] 18 ounces0.1406 gallons [liquid]

For general conversions between ounces and gallons [liquid], see the ounces to gallons [liquid] converter.

Also convert Ounces to:

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.