Convert US gallons to Cup (Metric)
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.
Quick answer
1 US gallon = 15.1416 Cup (Metric)
1 US gallon = 15.1416 Cup (Metric). Cup (Metric) is a traditional volume unit from Western Europe.
Convert any amount
US gallons to Cup (Metric) table
| US gallons | Cup (Metric) |
|---|---|
| 0.25 US gallons | 3.78541 Cup (Metric) |
| 0.5 US gallons | 7.57082 Cup (Metric) |
| 1 US gallon | 15.1416 Cup (Metric) |
| 2 US gallons | 30.2833 Cup (Metric) |
| 3 US gallons | 45.4249 Cup (Metric) |
| 4 US gallons | 60.5666 Cup (Metric) |
| 5 US gallons | 75.7082 Cup (Metric) |
| 10 US gallons | 151.416 Cup (Metric) |
| 20 US gallons | 302.833 Cup (Metric) |
| 25 US gallons | 378.541 Cup (Metric) |
| 50 US gallons | 757.082 Cup (Metric) |
| 100 US gallons | 1,514.16 Cup (Metric) |
About the Cup (Metric)
Metric cup = 250ml exactly. Used in Australia, NZ.
- Symbol
- cup m
- Value in SI
- 1 Cup (Metric) = 0.25 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.
Frequently asked
How many Cup (Metric) are in a US gallon?
1 US gallon = 15.1416 Cup (Metric). Multiply the number of US gallons by 15.141647 to get Cup (Metric).
What is Cup (Metric) used for?
Metric cup = 250ml exactly. Used in Australia, NZ. It is classified as active and dates from the modern period.
Is the Cup (Metric) 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 (Metric) 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 (Metric). UnitConvertLab. Retrieved from https://unitconvertlab.com/regional/us-gallon-to-cup-metric
Report an incorrect value or source
Regional units vary by district and by century. If this figure, its variant list or its citation is wrong where you are, tell us — the report carries the page context automatically.