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Convert US gallons to Imperial pints

1 US gallon is 6.66 pt (UK). One US gallon is exactly 6.66139347703 imperial pints.

One US gallon is 6.6613935 imperial pints. To convert US gallons to imperial pints, multiply by 6.6613935; to go the other way, divide by 6.6613935 or multiply by 0.15011874. The relation is exact but the figure is not: it is a rounding of a number that does not terminate, and it follows from NIST Handbook 130. Exactly 231 cubic inches.

Factor checked against the defining standard · How we check

Imperial pints
6.66 pt (UK)
US gallons × 6.6613935
1 * 6.66139356.661 pt (UK)

1 US gallon in every volume unit

1 US gallon expressed in every volume unit
UnitValueExact factor
US teaspoons768 tsp× 768
US tablespoons256 tbsp× 256
US fluid ounces128 fl oz× 128
US cups16 cup× 16
US pints8 pt× 8
US quarts4 qt× 4
US gallons (as entered)1 gal—
milliliters3,785.411784 ml× 3,785.411784
liters3.785411784 L× 3.785411784
imperial gallons0.8326741846 gal (UK)× 0.832674184629
imperial quarts3.330696739 qt (UK)× 3.33069673852
imperial pints6.661393477 pt (UK)× 6.66139347703
imperial fluid ounces133.2278695 fl oz (UK)× 133.227869541
imperial gills26.64557391 gi (UK)× 26.6455739081
cubic millimetres3,785,411.784 mm³× 3,785,411.784
cubic centimetres3,785.411784 cm³× 3,785.411784
cubic inches231 in³× 231
cubic feet0.1336805556 ft³× 0.133680555556
cubic yards0.004951131687 yd³× 0.00495113168724
cubic metres0.003785411784 m³× 0.003785411784

Factors are entered by hand from NIST Handbook 130 rather than derived from a units library, so the ones that terminate are exact rather than rounded.

How do you convert US gallons to imperial pints? The converter and the working

  1. 1.Take the measurement in US gallons.
  2. 2.Multiply by 6.6613935 — that is how many imperial pints fit in one US gallon.
  3. 3.To go back the other way, divide by 6.6613935, or multiply by 0.15011874.

Worked example: 25 US gallons to imperial pints

Formula
gal × 6.6613935 = pt (UK)
Arithmetic
25 × 6.6613935 = 166.53 pt (UK)
Answer
25 gal = 166.53 pt (UK)

The factor is rounded for display; the figure above is computed from the full value.

US gallons to imperial pints conversion table

US gallons to imperial pints conversion table
US gallonsImperial pints
1 gal6.66 pt (UK)
2 gal13.32 pt (UK)
3 gal19.98 pt (UK)
4 gal26.65 pt (UK)
5 gal33.31 pt (UK)
6 gal39.97 pt (UK)
7 gal46.63 pt (UK)
8 gal53.29 pt (UK)
9 gal59.95 pt (UK)
10 gal66.61 pt (UK)
12 gal79.94 pt (UK)
15 gal99.92 pt (UK)
20 gal133.23 pt (UK)
25 gal166.53 pt (UK)
50 gal333.07 pt (UK)
100 gal666.14 pt (UK)
200 gal1,332.28 pt (UK)
300 gal1,998.42 pt (UK)
500 gal3,330.7 pt (UK)
1000 gal6,661.39 pt (UK)
2000 gal13,322.79 pt (UK)
5000 gal33,306.97 pt (UK)
10000 gal66,613.93 pt (UK)

What is a US gallon?

Exactly 231 cubic inches. The imperial gallon is 4.546 liters, so US and UK fuel economy figures are not comparable.

What is an imperial pint?

An eighth of an imperial gallon, 568.26125 ml exactly, and still the legal measure for draught beer and doorstep milk in the UK. A US pint is 473 ml, which is why a British pint glass holds noticeably more.

How many imperial pints are in a US gallon?

One US gallon is 6.6613935 imperial pints. Going the other way, one imperial pint is 0.15011874 US gallons. Both figures come from the same defined relation rather than from a measurement, which is why they are the same today as they were in 1959.

Every volume unit here

The whole group — 20 units with their symbols and the size of each one in liters — is on the conversion index, along with every pair it makes. The table above already gives each of them relative to a US gallon.

Source: NIST Handbook 130 — US customary liquid measure

Cite this page

APA
Rule Calculator. (2026). Convert US gallons to imperial pints. Rule Calculator. https://rulecalculators.com/convert/gallon-to-imperial-pint
MLA
"Convert US gallons to imperial pints." Rule Calculator, August 16, 2026, https://rulecalculators.com/convert/gallon-to-imperial-pint.
Chicago
Rule Calculator. "Convert US gallons to imperial pints." Rule Calculator. Last reviewed August 16, 2026. https://rulecalculators.com/convert/gallon-to-imperial-pint.

The date is when the figures on this page were last checked against their source, not the day you opened it. Add your own access date if your style needs one.

Questions people actually ask

How many imperial pints are in a US gallon?
6.6613935. An eighth of an imperial gallon, 568.26125 ml exactly, and still the legal measure for draught beer and doorstep milk in the UK. A US pint is 473 ml, which is why a British pint glass holds noticeably more.
How do I convert imperial pints back to US gallons?
Divide by 6.6613935, or multiply by 0.15011874 — they are the same operation.

Other volume conversions

Imperial pints to US gallons — the same conversion the other way.

Calculators that work in volume