Two-Thirds Cup of All-Purpose Flour in Grams

2/3 cup of all-purpose flour weighs 83.33g (2.94 oz, 160ml) according to USDA FoodData Central (1 cup all-purpose flour = 125g, spooned and leveled method). 2/3 cup = 0.6667 of a full cup (240ml). See the full conversion table below for all amounts from 1 tablespoon to 3 cups.

2/3 Cup
83.33g
2.94 oz
2/3 Cup → ml
160ml
0.521 g/ml density
1 cup reference
125g
USDA standard

All-Purpose Flour Cup-to-Gram Conversion Table

Full range from 1 tablespoon to 3 cups. The highlighted row shows 2/3 cup.

AmountGrams
1 tbsp7.81g
2 tbsp15.63g
1/8 cup15.63g
1/4 cup31.25g
1/3 cup41.67g
1/2 cup62.5g
2/3 cupthis page83.33g
3/4 cup93.75g
1 cup125g
1 1/4 cups156.25g
1 1/2 cups187.5g
1 3/4 cups218.75g
2 cups250g
2 1/2 cups312.5g
3 cups375g

Source: USDA FoodData Central (FDC ID: 20081). 1 US cup = 240ml. Values use spooned-and-leveled method.

2/3 Cup of Different Ingredients — Weight Comparison

2/3 cup of different ingredients varies widely in weight because each has a different density. This matters when substituting ingredients in recipes.

Ingredient2/3 Cup (g)
Almond Flour64g
Cake Flour66.67g
Coconut Flour74.67g
Whole Wheat Flour80g
Buckwheat Flour80g
All-Purpose Flourcurrent83.33g
Bread Flour86.67g
Rice Flour (white)93.33g
Semolina Flour111.33g

All values use USDA FoodData Central spooned-and-leveled method. Click any ingredient to see its full conversion table.

Measuring All-Purpose Flour Accurately

Why weight matters: 2/3 cup of all-purpose flour can weigh anywhere from 71g to 100g depending on how you measure it. The USDA standard is 83.33g (spooned and leveled). Scooping directly from the container can add 10–20% extra weight, which affects recipe results — especially in baking.

About all-purpose flour density: All-purpose flour density varies by measuring technique. Spooned into cup: ~125g. Scooped (packed): ~150g. Sifted: ~110g. USDA FoodData Central uses spooned method as standard. King Arthur Baking recommends 120g (sifted standard). The difference matters in baking — use a scale for best results.

Spoon & Level
83.33g
USDA standard — most accurate for volume cups
Scooped (packed)
~96g
10–20% heavier — avoid for precision baking
Kitchen Scale
83.33g
Most reliable — eliminates technique variation

About 2/3 Cup as a Measurement

2/3 cup = 10 tablespoons + 2 teaspoons = 160ml. This measure appears when scaling up 1/3 cup recipes by doubling. Use two 1/3-cup measures for accuracy, as 2/3 cup sets are less common.

Two-thirds cup is often seen in oatmeal cookie recipes, breakfast grain bowls, and rice cooker recipes for 2 servings. It equals exactly 160ml or approximately 5.4 fluid ounces.

Frequently Asked Questions

How many grams is 2/3 cup of all-purpose flour?

2/3 cup of all-purpose flour weighs 83.33 grams (2.94 oz, 160ml). Based on USDA FoodData Central: 1 cup all-purpose flour = 125g, so 2/3 cup = 125 × 0.667 = 83.33g.

Is 2/3 cup of all-purpose flour the same weight every time?

The weight can vary slightly depending on measuring technique. Spooned and leveled gives 83.33g. Scooped (packed) can be 10–20% heavier. Sifted gives a lighter weight. The USDA standard (spooned and leveled) of 83.33g is the most reliable baseline for recipes.

How do I accurately measure 2/3 cup of all-purpose flour?

For accuracy, use a kitchen scale and weigh 83.33g of all-purpose flour. If using measuring cups, spoon the all-purpose flour lightly into a 2/3 Cup measuring cup and level off the top with a straight edge. Avoid scooping directly from the container, which compacts the ingredient and adds extra weight.

How does 2/3 cup of all-purpose flour compare to other ingredients?

2/3 cup of different ingredients varies significantly: Almond Flour = 64g, Cake Flour = 66.67g, Coconut Flour = 74.67g. This is because each ingredient has a different density.

Other Amounts for All-Purpose Flour

Data source: USDA FoodData Central SR Legacy (FDC ID: 20081). View original USDA record

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