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100 mL Oat Flour = 38.9g

100 mL of oat flour weighs 38.9 grams (1.37 ounces or 0.09 pounds; 100 mL or 6.76 tablespoons in volume) when measured spooned & leveled at a verified bulk density of 92g per 236.6 mL US Customary cup.

Imperial weight: 1.37 oz (0.09 lb) • Volume: 100 mL (6.76 tbsp)

Batch
Measuring density
Converted Measure
100 mL Oat Flour (spooned & leveled) =
38.9 g
Physical scoop breakdown0.42 cups
1/3 cup
1 tbsp
1 ¼ tsp
Edit either side to reverseOat Flour chart →
Grams
38.9 g
Ounces
1.37 oz
US Cups
⅓ cup + 1 tbsp + 1 ¼ tsp
Metric (250mL)
0.4 c
Tablespoons
6.76 tbsp
Milliliters
100 mL

Kitchen note: Test-kitchen baseline uses spooned & leveled (92g/cup). Switching to scooped from bag (104g/cup) changes each cup by 12g—use the packing toggle on the scale bench to match your recipe.

Batch Scaling Around 100 mL Oat Flour

Batch scaling conversion table around 100 mL of Oat Flour (0.5× to 3× recipe batches in grams, ounces, US cups, and milliliters)
Batch Scale Weight (g / oz) US Cups & Spoons Metric (mL)
Half Batch (0.5×) 19.4g (0.69 oz) 3 tbsp + 1 ¼ tsp 50 mL
Standard (1×) 38.9g (1.37 oz) ⅓ cup + 1 tbsp + 1 ¼ tsp 100 mL
1.5× Batch 58.3g (2.06 oz) ½ cup + 2 tbsp + ½ tsp 150 mL
Double Batch (2×) 77.8g (2.74 oz) ¾ cup + 1 tbsp + 1 ½ tsp 200 mL
Triple Batch (3×) 116.7g (4.12 oz) 1 ¼ cups + ¾ tsp 300 mL

Measuring 100 mL of Oat Flour in the Kitchen

Measured spooned & leveled at a verified bulk density of 92g per US cup, 100 mL of oat flour weighs 38.9 grams (1.37 ounces). Measured using the scooped from bag method (104g/cup), that same 100 mL holds 44g — a 5.1g difference in your mixing bowl.

Spoon lightly and level. Oat flour is exceptionally light and fluffy; shaking the cup causes severe settling.

Source note: King Arthur Baking standard (92g/cup) & USDA FDC #169747

Frequently Asked Questions

How many grams is 100 mL of oat flour? ▾

100 mL of oat flour measured spooned & leveled weighs 38.9 grams (1.37 ounces).

Can I make oat flour at home by blending rolled oats? ▾

Yes, blend old-fashioned rolled oats until powdery; weigh out 92 grams per cup needed in your recipe.

Is oat flour completely gluten-free? ▾

Pure oats are gluten-free, but check for certified gluten-free processing to avoid wheat cross-contamination.