Butter
Ounce to Gram
Butter — Quick Reference
Common ounce to gram conversions
| Ounce | Gram |
|---|---|
| 1oz | 28g |
| 2oz | 57g |
| 3oz | 85g |
| 4oz | 113g |
| 5oz | 142g |
| 6oz | 170g |
| 8oz | 227g |
| 10oz | 283g |
Based on butter density of 0.96 g/ml (packed method). Source: USDA FoodData Central.
Understanding Butter Conversions
The Math Behind This Conversion
To convert 1 ounces of butter to grams, multiply by 28.3495 (the number of grams per ounce). So 1oz × 28.3495 = 28.3g.
Measurement Tip
Butter is easiest to measure using the wrapper markings (if available) or by the displacement method: fill a 2-cup measure with 1 cup of water, then add butter until the water reaches your desired total. For example, for ½ cup butter, add butter until the water reaches 1½ cups.
About Our Data
The density value of 0.96 g/ml for butter is from the USDA FoodData Central database (ID: 173410). This measurement was taken with butter firmly packed into the measuring cup.
Frequently Asked Questions
1 ounce of butter weighs approximately 28 gram. This is based on a density of 0.96 g/ml for butter.
For solid butter, use the markings on the wrapper when available. For softened butter, pack into a dry measuring cup.
Weighing butter gives more consistent results than volume measurements. A cup of butter can vary by 10-20% depending on how it's measured (spooned vs scooped). Professional bakers always weigh ingredients for this reason.
Butter has a density of 0.96 g/ml, meaning each milliliter weighs 0.96 grams. Different ingredients have different densities—for example, flour is lighter than sugar—which is why each needs its own conversion factor.