Volume converter
US gallon to US cup Converter
Convert gal to cup or reverse with one click. Type a value below for an instant result.
US gallon gal
US cup cup
gal → cup · runs in your browser, no server
How to convert us gallon to us cup
US gallon (gal) and US cup (cup) both measure volume. Whether you are studying, traveling, cooking, or working on a project, converting between them should be fast and accurate.
Looking for the opposite direction? See our dedicated us cup to us gallon converter — same formula reversed, with content written for that direction.
The standard relationship used on this page means that 1 us gallon equals 16.000008 cup. Enter any number in the calculator — use the swap button to reverse the direction without leaving the page.
Converting 1 gal gives 16.000008 cup. This is a practical reference when switching between us gallon and us cup for cooking measurements, fuel economy context, and liquid packaging.
Need us cup to us gallon instead? Try our US cup to US gallon converter. cup → gallon
gal to cup conversion table
| gal | cup |
|---|---|
| 1 | 16.000008 |
| 2 | 32.000016 |
| 4 | 64.000033 |
| 8 | 128.000067 |
| 16 | 256.000135 |
| 32 | 512.000270 |
| 64 | 1024.000541 |
cup to gal conversion table
Or click the swap button in the converter to switch from cup to gal.
| cup | gal |
|---|---|
| 1 | 0.062499 |
| 2 | 0.124999 |
| 4 | 0.249999 |
| 8 | 0.499999 |
| 16 | 0.999999 |
| 32 | 1.999998 |
| 64 | 3.999997 |
Frequently asked questions
How many us cups are in 1 us gallon? +
One us gallon equals 16.000008 cup. Use the converter above for any value — results are calculated locally with full precision.
How do I convert gal to cup? +
Use the formula: cup = gal × 16.000008. Enter your value in the calculator and the result appears instantly. Click the swap button to convert cup back to gal.
How many us gallons are in 1 us cup? +
One us cup equals 0.062499 gal. Swap the converter direction to work backwards from cup to gal.
What is 10 gal in cup? +
10 gal is 160.000084 cup. See the conversion table on this page for more common values.
When would I convert us gallon to us cup? +
This conversion is useful for cooking measurements, fuel economy context, and liquid packaging. ConvertHub runs entirely in your browser — no data is uploaded to any server.
Is us gallon to us cup the same as us cup to us gallon? +
They are inverse operations. This page focuses on gal → cup with examples and tables for that direction. For cup → gal, use our separate us cup to us gallon converter page.