US Pint to US Gallon Converter

Converts us pint (pt) to us gallon (gal) and back. The conversion factor is shown below every result.

0.125 gal

Source: NIST SP 811, Appendix B (1 US gallon = 8 US pints exactly)

How to Convert US Pint to US Gallon

gal = pt × 0.125

What Is an US Pint?

The US liquid pint (pt) is a US customary unit of volume equal to exactly 1/8 of a US gallon (0.473176473 L).

What Is an US Gallon?

The US gallon (gal) is a US customary unit of volume defined as exactly 231 cubic inches (3.785411784 L).

pt = gal × 8

Common US Pint to US Gallon Reference Points

Real-world reference values for quick sanity checks.

ItemUS Pint (pt)US Gallon (approx.)
A standard US pint glass of beer1 pt0.125 gal
A half-gallon of ice cream4 pt0.5 gal
Reference values are illustrative approximations for common items, not measured specifications.

US Pint to US Gallon Conversion Table

US Pint (pt)US Gallon (gal)
1 pt0.125 gal
2 pt0.25 gal
4 pt0.5 gal
8 pt1 gal
16 pt2 gal
32 pt4 gal
Source: NIST SP 811, Appendix B (1 US gallon = 8 US pints exactly)

Frequently Asked Questions

How do I convert pints to gallons?

Multiply the pint value by 0.125 (or divide by 8). For example, 4 pt × 0.125 = 0.5 gal.

How many pints are in a gallon?

8 US liquid pints make 1 US gallon, since the pint is defined as exactly 1/8 of a gallon.

Is a UK pint the same as a US pint?

No. A UK imperial pint (about 568 mL) is larger than a US pint (473.176473 mL), which is why UK and US draft beer serving sizes differ even when both are called "a pint."

Recommended

A good measuring tool marked in both pt and gal removes the guesswork at the point of use.

Cedrick Reese

Ready Utilities was founded by Cedrick Reese, a retired veteran and web developer who enjoys building free, user-friendly online tools that simplify everyday tasks. His journey began in the early 2000s with affiliate marketing and niche site development, which grew into a passion for creating practical digital utilities and calculators. After retiring, he earned a Computer Systems Technician certificate from UEI College, completed Electro-Mechanical Technologies at Tulsa Welding School, and finished the Carpentry program at Florida State College at Jacksonville. Today, he combines his technical background and craftsmanship by building furniture using traditional woodworking methods, gardening, and developing helpful online tools for users worldwide.