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USDA FoodData Central Density DataPublished: Nov 13, 2026

How Many Grams in a Cup of Quick-Cooking Oats? (85 g)

1 US legal cup of Quick-Cooking Oats = 85 grams (3 ounces). One tablespoon = 5.31 grams, and one teaspoon = 1.77 grams.

Portion baseline measured as 1 cup according to official USDA laboratory reference testing.

1 US Cup85g3 oz
1 Tablespoon5.31g1/16 cup
1 Teaspoon1.77g1/48 cup
Caloric DensityVerifiedPer 100g

Quick-Cooking Oats: Fractional Cup to Grams Conversion Table

Portion / FractionGrams (g)Ounces (oz)Equivalent Tablespoons
1/8 cup10.6 g0.38 oz2 tbsp
1/4 cup21.3 g0.75 oz4 tbsp
1/3 cup28.3 g1 oz5.3 tbsp
1/2 cup42.5 g1.5 oz8 tbsp
2/3 cup56.7 g2 oz10.7 tbsp
3/4 cup63.8 g2.25 oz12 tbsp
1 cup85 g3 oz16 tbsp
1 1/2 cups127.5 g4.5 oz24 tbsp
2 cups170 g6 oz32 tbsp
3 cups255 g9 oz48 tbsp
4 cups340 g12 oz64 tbsp

Interactive Quick-Cooking Oats Converter

Type any amount or choose a unit to calculate instant weights and volumes

Quick Cups:
US CupsActive
1
85g / cup
Grams (g)
85
Metric weight
Ounces (oz)
3
Imperial mass
Tablespoons
16
5.31g / tbsp
Teaspoons
48
1.77g / tsp
Volume (mL)
240
Liquid equivalent
Recipe Batch Multiplier Slider1x Scale
Scaled Cups1 cup
Scaled Weight85 g
Ounces3 oz

Why the Weight of Quick-Cooking Oats Varies in Baking

Irregularly shaped pieces (flaked grains, nut pieces, chocolate chips) settle with uneven air pockets between particles. A cup of chopped nuts or rolled oats varies by 15–20% depending on piece size and how firmly the cup was shaken.

Other Baking Staples Measuring Technique

Scoop lightly and level with a straight edge. Absorbs liquid much faster than old fashioned rolled oats in cookies and doughs.

Atmospheric Altitude Context

At 5280 ft elevation, lower atmospheric pressure accelerates moisture evaporation. Ensure Quick-Cooking Oats is measured strictly by weight (85g/cup) rather than volume scoop to prevent baking inconsistencies.

International Cup Size Weights for Quick-Cooking Oats

Standard cup volumes vary between countries. If following a UK, Australian, or Canadian recipe, use these computed gram equivalents for Quick-Cooking Oats:

Standard Cup StandardVolume (mL)Calculated Grams (g)Ounces (oz)Primary Geographic Region
US Legal Cup (USDA Standard)240 mL85 g3 ozUnited States (FDA nutrition labeling)
US Customary Cup236.6 mL83.8 g2.96 ozUnited States (Standard kitchen measuring sets)
Metric Cup250 mL88.5 g3.12 ozAustralia, New Zealand, Canada, South Africa, UK
Imperial Cup284.1 mL100.6 g3.55 ozTraditional British & Commonwealth recipes (1/2 pint)

Frequently Asked Questions About Quick-Cooking Oats

Why do cup measurements of Quick-Cooking Oats vary between bakers?

Irregularly shaped items like Quick-Cooking Oats pack differently every time they are poured into a volume cup. Air spaces between flakes or pieces can shift cup weights by 15% to 25%. A digital gram scale delivers 100% consistent formulation regardless of piece size.

Can I swap rolled oats and quick-cooking oats 1:1 by volume?

Quick oats are cut into smaller pieces and rolled thinner, packing slightly denser per cup (85g vs 81g for rolled oats) and absorbing liquid much faster. In cookies, replacing rolled oats with quick oats will create a drier, more cake-like texture unless you scale by weight and monitor dough hydration.

How many cups are in a standard bag of chocolate chips?

A standard 12-ounce (340g) grocery store bag of semi-sweet chocolate chips contains exactly 2 US cups (170g per cup). A 6-ounce bag contains 1 cup.

How do I measure sticky ingredients like nut butter without extra mess?

Place your mixing bowl directly onto your digital kitchen scale, press the tare/zero button to clear the reading, and spoon Quick-Cooking Oats straight from the jar into the bowl until the scale registers the exact gram weight required.

Does chopping nuts before or after measuring change the recipe?

Yes, recipe wording is specific: "1 cup chopped nuts" means chop the nuts first, then measure 1 cup of pieces (~117g). "1 cup nuts, chopped" means measure 1 cup of whole or halved nuts first, then chop them. Whole nuts have larger air gaps and weigh less per volume cup than finely chopped pieces.

Authoritative Laboratory Citation: USDA SR Legacy

FDC ID: #173898
Official USDA Record Name: Cereals, oats, instant, fortified, plain, dry
Portion Defined: 1 cup
Data Provider: USDA FoodData Central
Database Record: USDA SR Legacy
Second-Source Benchmark (King Arthur Baking):85g/cup (0% variance)

Exact 100% agreement: Cut into smaller pieces and rolled thinner than traditional oats, packing slightly denser per cup (85g).

Government Record Verification:Inspect Official USDA Record (FDC #173898)