Convert US gallons to Cup (UK/Imperial)
Western Europe · Cooking Measures · active · modern
Conventional value The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact.
1 US gallon = 13.3228 Cup (UK/Imperial)
Cup (UK/Imperial) = US gallons × 13.322769
Convert any amount
US gallons to Cup (UK/Imperial) table
| US gallons | Cup (UK/Imperial) |
|---|---|
| 0.25 US gallons | 3.33069 Cup (UK/Imperial) |
| 0.5 US gallons | 6.66138 Cup (UK/Imperial) |
| 1 US gallon | 13.3228 Cup (UK/Imperial) |
| 2 US gallons | 26.6455 Cup (UK/Imperial) |
| 3 US gallons | 39.9683 Cup (UK/Imperial) |
| 4 US gallons | 53.2911 Cup (UK/Imperial) |
| 5 US gallons | 66.6138 Cup (UK/Imperial) |
| 10 US gallons | 133.228 Cup (UK/Imperial) |
| 20 US gallons | 266.455 Cup (UK/Imperial) |
| 25 US gallons | 333.069 Cup (UK/Imperial) |
| 50 US gallons | 666.138 Cup (UK/Imperial) |
| 100 US gallons | 1,332.28 Cup (UK/Imperial) |
About the Cup (UK/Imperial)
UK cup = 284ml = 10 fl oz (UK).
- Symbol
- cup UK
- Value in SI
- 1 Cup (UK/Imperial) = 0.284131 litre
- Typical use
- cooking
- Source
- UnitConvertLab measurement atlas
Every atlas conversion routes through the SI litre. See our methodology and data provenance pages for how these values are sourced and verified.
Related units and variant risk
Other cooking measures units in the Western Europe family, least settled first. If your figure came from a land record, invoice or historical document rather than a calculator, check these before assuming a single standard.
- Gill (UK) to US gallonsHistorically reconstructed
- Teaspoon (Metric) to US gallonsConventional value
- Tablespoon (Metric) to US gallonsConventional value
- Cup (Metric) to US gallonsConventional value
- Fluid Ounce (UK) to US gallonsConventional value
- Gallon (UK) to US gallonsConventional value
- Gallon (US) to US gallonsConventional value
- Pint (UK) to US gallonsConventional value
Related conversions
Frequently asked
How many Cup (UK/Imperial) are in a US gallon?
1 US gallon = 13.3228 Cup (UK/Imperial). Multiply the number of US gallons by 13.322769 to get Cup (UK/Imperial).
What is Cup (UK/Imperial) used for?
UK cup = 284ml = 10 fl oz (UK). It is classified as active and dates from the modern period.
Is the Cup (UK/Imperial) value exact?
Yes for practical purposes. UnitConvertLab converts every atlas unit through the SI litre, so the arithmetic itself introduces no rounding beyond the digits shown.
How reliable is this Cup (UK/Imperial) conversion?
Conventional value — The unit is customary but its modern value is settled and widely cited; the arithmetic itself is exact. Source: UnitConvertLab measurement atlas.
Cite this page
UnitConvertLab. (2026). Convert US gallons to Cup (UK/Imperial). UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/us-gallon-to-cup-uk
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