Convert Ounces of Butter to Cups
Enter the butter in ounces below to get the value converted to cups.
How to Convert Ounces to Cups

To convert an ounce measurement to a cup measurement, divide the butter by the conversion ratio.
Since one cup of butter is equal to 8 ounces, you can use this simple formula to convert:
The butter in cups is equal to the ounces divided by 8.
Ounces and cups are both units used to measure butter. Keep reading to learn more about each unit of measure.
Ounces
In the US butter is sold in 16 ounce packages, which contain 1 pound of butter.
The ounce is a US customary and imperial unit of butter. Ounces can be abbreviated as oz; for example, 1 ounce can be written as 1 oz.
Cups
One cup of butter is equal to 2 sticks, or 1/2 pound.
Cups can be abbreviated as c, and are also sometimes abbreviated as C. For example, 1 cup can be written as 1 c or 1 C.
Ounce to Cup Conversion Table
Ounces | Cups |
---|---|
1 oz | 0.125 c |
2 oz | 0.25 c |
3 oz | 0.375 c |
4 oz | 0.5 c |
5 oz | 0.625 c |
6 oz | 0.75 c |
7 oz | 0.875 c |
8 oz | 1 c |
9 oz | 1.125 c |
10 oz | 1.25 c |
11 oz | 1.375 c |
12 oz | 1.5 c |
13 oz | 1.625 c |
14 oz | 1.75 c |
15 oz | 1.875 c |
16 oz | 2 c |
17 oz | 2.125 c |
18 oz | 2.25 c |
19 oz | 2.375 c |
20 oz | 2.5 c |
21 oz | 2.625 c |
22 oz | 2.75 c |
23 oz | 2.875 c |
24 oz | 3 c |
25 oz | 3.125 c |
26 oz | 3.25 c |
27 oz | 3.375 c |
28 oz | 3.5 c |
29 oz | 3.625 c |
30 oz | 3.75 c |
31 oz | 3.875 c |
32 oz | 4 c |
33 oz | 4.125 c |
34 oz | 4.25 c |
35 oz | 4.375 c |
36 oz | 4.5 c |
37 oz | 4.625 c |
38 oz | 4.75 c |
39 oz | 4.875 c |
40 oz | 5 c |