Table Of Contents
Cups to gallons Conversion
1 cups (cup) is equal to 0.0625 gallons (gal).
1 cup = 0.0625 gal
or
1 gal = 16 cup
Formula
To convert a volume from cups (cup) to gallons (gal), divide the volume in cups by 16
v(gal) = v(cup) / 16
Examples:
Convert 1 cups to gallons:
v(gal) = 1cup / 16 = 0.0625 gal
Conversion table
| Cups (cup) | Gallons (gal) |
|---|---|
| 1 cup | 0.0625 gal |
| 2 cup | 0.125 gal |
| 3 cup | 0.1875 gal |
| 4 cup | 0.25 gal |
| 5 cup | 0.3125 gal |
| 8 cup | 0.5 gal |
| 10 cup | 0.625 gal |
| 20 cup | 1.25 gal |
| 25 cup | 1.5625 gal |
| 50 cup | 3.125 gal |
| 100 cup | 6.25 gal |
| 250 cup | 15.625 gal |
| 500 cup | 31.25 gal |
| 1000 cup | 62.5 gal |
| Gallons (gal) | Cups (cup) |
|---|---|
| 1 gal | 16 cup |
| 2 gal | 32 cup |
| 3 gal | 48 cup |
| 4 gal | 64 cup |
| 5 gal | 80 cup |
| 8 gal | 128 cup |
| 10 gal | 160 cup |
| 20 gal | 320 cup |
| 25 gal | 400 cup |
| 50 gal | 800 cup |
| 100 gal | 1600 cup |
| 250 gal | 4000 cup |
| 500 gal | 8000 cup |
| 1000 gal | 16000 cup |
Frequently asked questions
How do I convert cups to gallons?
Divide the value in cups by 16 to get the result in gallons. For example, 5 cup ÷ 16 = 0.3125 gal.
How many gallons are in 1 cups?
1 cups (cup) is equal to 0.0625 gallons (gal).
How do I convert gallons back to cups?
Use the inverse operation: multiply the value in gallons by 16 to get the result in cups.
How accurate is the cups to gallons conversion?
The converter multiplies by the conversion factor 16 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- NIST Handbook 44, Appendix C — General Tables of Units of Measurement (current edition)
- NIST SP 811 (2008 ed.) — Guide for the Use of the International System of Units (SI)
- The Unified Code for Units of Measure (UCUM), Version 2.2 (2024-06-17)
