Cups of Butter to Ounces Conversion (c to oz)

Convert Cups of Butter to Ounces

Enter the butter in cups below to convert it to ounces.

Result in Ounces:

1 c = 8 oz

How to Convert Cups to Ounces

To convert a measurement in cups to a measurement in ounces, multiply the butter by the following conversion ratio: 8 ounces/cup.

Since one cup of butter is equal to 8 ounces, you can use this simple formula to convert:

ounces = cups × 8

The butter in ounces is equal to the butter in cups multiplied by 8.

For example, here's how to convert 5 cups to ounces using the formula above.

ounces = (5 c × 8) = 40 oz

conversion scale showing cups and equivalent ounces butter values

How Many Ounces Are in a Cup of Butter?

There are 8 ounces in a cup of butter, which is why we use this value in the formula above.

1 c = 8 oz

Cups and ounces are both units used to measure butter. Keep reading to learn more about each unit of measure.

What Is a Cup?

One cup of butter is equal to 2 sticks, or 1/2 pound.

The cup is a US customary unit of volume. 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.

Learn more about cups.

What Is an Ounce?

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 weight. Ounces can be abbreviated as oz; for example, 1 ounce can be written as 1 oz.

Learn more about ounces.

Cup to Ounce Conversion Table

Table showing various cup measurements converted to ounces.
Cups	Ounces
1 c	8 oz
2 c	16 oz
3 c	24 oz
4 c	32 oz
5 c	40 oz
6 c	48 oz
7 c	56 oz
8 c	64 oz
9 c	72 oz
10 c	80 oz
11 c	88 oz
12 c	96 oz
13 c	104 oz
14 c	112 oz
15 c	120 oz
16 c	128 oz
17 c	136 oz
18 c	144 oz
19 c	152 oz
20 c	160 oz
21 c	168 oz
22 c	176 oz
23 c	184 oz
24 c	192 oz
25 c	200 oz
26 c	208 oz
27 c	216 oz
28 c	224 oz
29 c	232 oz
30 c	240 oz
31 c	248 oz
32 c	256 oz
33 c	264 oz
34 c	272 oz
35 c	280 oz
36 c	288 oz
37 c	296 oz
38 c	304 oz
39 c	312 oz
40 c	320 oz

Table showing various cup measurements converted to ounces.

Cups

Ounces

1 c

8 oz

2 c

16 oz

3 c

24 oz

4 c

32 oz

5 c

40 oz

6 c

48 oz

7 c

56 oz

8 c

64 oz

9 c

72 oz

10 c

80 oz

11 c

88 oz

12 c

96 oz

13 c

104 oz

14 c

112 oz

15 c

120 oz

16 c

128 oz

17 c

136 oz

18 c

144 oz

19 c

152 oz

20 c

160 oz

21 c

168 oz

22 c

176 oz

23 c

184 oz

24 c

192 oz

25 c

200 oz

26 c

208 oz

27 c

216 oz

28 c

224 oz

29 c

232 oz

30 c

240 oz

31 c

248 oz

32 c

256 oz

33 c

264 oz

34 c

272 oz

35 c

280 oz

36 c

288 oz

37 c

296 oz

38 c

304 oz

39 c

312 oz

40 c

320 oz