1 cup Peanut Butter to Grams
1 cup of peanut butter is dense and easier to measure accurately by weight.
Quick Answer
1 cup of peanut butter equals:
Press peanut butter into the cup to remove air gaps, then level the top.
Cups to Grams Converter
Quick select
1 cup of Peanut Butter is about 258 grams, using a 236.588 millilitre cup.
See the full 1 cup to grams guide →
See 1 cup peanut butter to grams →
US customary cup (236.588ml) · 258g per cup
Dedicated conversion guides use the default US customary cup.
Applies to this page only — the database value (258g per US cup) is unchanged.
Quick conversions:
How This Conversion Works
The formula is cups times grams per cup. For peanut butter, 1 cup x 258g per cup = 258g.
To compare this amount across other ingredients, see 1 cup to grams.
More Peanut Butter Cup Conversions
Frequently Asked Questions
How many grams is 1 cup of peanut butter?
1 cup of peanut butter weighs about 258 grams, using 258g per cup.
How many grams are in 1 cup of peanut butter?
One US cup of peanut butter weighs about 258 grams.
Should I weigh peanut butter instead of using cups?
For baking, weighing is more consistent. Cup measures are useful when you do not have a scale, but density and measuring technique can change the result.