This converter allows you to quickly convert us cups (cup)
into us gallons (gal).
Simply enter a value, choose your units, and get an instant, accurate result.
US Cup to US Gallon Conversion Table
US Cup (cup)
US Gallon (gal)
1
0.0625
2
0.125
5
0.3125
10
0.625
20
1.25
50
3.125
100
6.25
200
12.5
500
31.25
1000
62.5
2000
125
5000
312.5
10000
625
20000
1,250
50000
3,125
100000
6,250
200000
12,500
500000
31,250
1000000
62,500
2000000
125,000
How to convert US Cups to US Gallons?
To convert us cups to us gallons, multiply by the conversion factor:
Example: Convert 10 US Cups to US Gallons
Frequently asked questions
How many us gallons are in 1 us cup?
1 US Cup (cup) equals 0.0625 us gallons (gal).
How many us cups are in 1 us gallon?
1 US Gallon (gal) equals 16 us cups (cup).
How do I convert us gallons back to us cups?
Use the swap button above to flip the converter, or type a value directly into the "US Gallon" field — this page converts in both directions instantly as you type, with no submit button needed.
Which is larger, us cup or us gallon?
1 US Gallon is larger — it takes 16 us cups to equal 1 us gallon.