1/2 cup Oats to Grams

Q: How many grams are in 1 cup of oats?

One US cup of oats weighs about 90 grams.

Q: Should I weigh oats 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.

0.5 cups of rolled oats is a common oatmeal, cookie, and granola amount.

Quick Answer

1/2 cup of oats equals:

45g

total weight

90g

per cup

tablespoons

Rolled oats are light and flaky, so they weigh much less per cup than flour or sugar.

Cups to Grams Converter

Select an ingredient for accurate conversions

What ingredient are you measuring?

Quick select:

Oats(Dry Goods)

90g per cup

Enter amount in cups:

cups

Cup size:

Dedicated conversion guides use the default US customary cup.

Quick conversions:

1 cup 1 1/2 cups 2 cups 3 cups

How This Conversion Works

The formula is cups times grams per cup. For oats, 1/2 cup x 90g per cup = 45g.

To compare this amount across other ingredients, see 1/2 cup to grams.

More Oats Cup Conversions

1 cup 2 cups 3 cups Oats guide

Frequently Asked Questions

How many grams is 1/2 cup of oats?

1/2 cup of oats weighs about 45 grams, using 90g per cup.

How many grams are in 1 cup of oats?

Should I weigh oats instead of using cups?

Related Tools

Grams to Cups

Convert grams to cups for any ingredient

Butter Converter

Convert butter between sticks, cups, grams, and tablespoons

How Many Grams in a Cup

Reference grams per cup for flour, sugar, butter, and common ingredients

Grams to Tablespoons

Convert grams to tablespoons by ingredient

Tablespoons to Grams

Convert tablespoons to grams by ingredient