1 cup of Brown Sugar (packed) in ounces

1 cup of brown sugar (packed) = 6.9 ounces. That's based on a 200 g per cup baseline. Because brown sugar (packed) can shift with packing and crystal size, weighing is usually more accurate than measuring by volume.

Reviewed by the CupOrGram Editorial TeamSources: King Arthur Baking, USDA FoodData CentralMethodology
Answer
6.9 ounces
Based on brown sugar (packed) density of 0.83 g/ml
Sources: King Arthur Baking, USDA FoodData Central
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How many cups is 8 oz, 16 oz, or 32 oz of brown sugar (packed)?

Packages of brown sugar (packed) are usually labeled by weight. These are weight ounces converted at 200 g per cup — not fluid ounces.

Package sizeUS cups
4 oz0.58 cups
8 oz1.2 cups
12 oz1.7 cups
16 oz2.3 cups
24 oz3.5 cups
32 oz4.6 cups

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Brown Sugar (packed) substitutions

Start with White Sugar + Molasses using 1 cup white sugar + 1 tbsp molasses (light) or 2 tbsp (dark), then see the full substitute hub for more tested options.

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Quick Reference Table

cupsounces
1/4 cups1.7 ounces
1/3 cups2.3 ounces
1/2 cups3.5 ounces
1 cups6.9 ounces
1.50 cups10.4 ounces
2 cups13.9 ounces
3 cups20.8 ounces
4 cups27.7 ounces
Figures use the US cup (236.6 ml).

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Ingredient-specific, density-based conversions for baking

1 cups of Brown Sugar (packed) equals 6.9 ounces
Ingredient-specific · density-based
Cup size
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What the sources say brown sugar (packed) weighs

Published values, quoted at the exact measure each source lists. Sources round differently and assume different fill techniques — which is why they rarely agree to the gram.

SourceListed measureWeight
King Arthur Baking1 cup (packed)213 g

CupOrGram standardizes on 200 g per cup (12 g per tablespoon, 4 g per teaspoon) and uses that single value on every page — how we reconcile the sources.

Why this conversion varies

Brown Sugar (packed) can pack very differently depending on crystal shape and moisture.

  • Fine vs coarse crystals change how much fits in a cup.
  • Packed measurements can be much heavier than loose fills.
  • This page uses a consistent 200 g per cup baseline for repeatable conversions.

Why this conversion matters

Brown Sugar (packed) directly affects sweetness, spread, and browning. A small conversion mismatch can shift texture and caramelization, especially in cookies and frostings.

Practical baking use

White sugar with molasses added back. Available in light and dark varieties. Use this conversion for cookies, syrups, and frostings where sugar balance affects spread and set.

  • Packed and loose measurements are not interchangeable.
  • Adjust in small steps if your ingredient is unusually moist or dry.

FAQ

How much is 1 cup of brown sugar (packed) in ounces?

1 cup of brown sugar (packed) is 6.9 ounces using a 200 g per cup baseline.

Is 8 oz of brown sugar (packed) the same as 1 cup?

1.2 cups — 8 oz by weight of brown sugar (packed) is not 1 US cup. A cup of brown sugar (packed) weighs 200 g (6.9 oz). Ounces on this page are weight, not fluid ounces — the "8 oz = 1 cup" rule only holds for water-like liquids.

Is it better to weigh brown sugar (packed) for baking?

Usually yes. Weight-based measuring reduces shifts from packing and crystal size, so your results are more repeatable.

Recipes using Brown Sugar (packed)

Gram-first recipes built on the same measured densities as this page — weigh straight from the recipe, no conversion needed.

Related links for Brown Sugar (packed)

Recipe Context for Brown Sugar (packed)

For cookies: sugar ratio drives spread and caramelization.

For cakes: sugar level affects tenderness and moisture retention.

For frostings: weight gives repeatable texture batch to batch.

Common Pitfalls

  • Switching brands without re-checking weight can change texture and bake time.
  • Using volume-only measurements for dense ingredients can overshoot recipe targets.
  • Packed vs unpacked sugar measurements are not interchangeable.

Brand Variance Example

Baseline on this page: 1 cup brown sugar (packed) = 200g. Real-world range can shift by about 8% because granule size, packing, and moisture level shift how much sugar fits in a cup.

Example for 2 cups: baseline 400g, common range 368g-432g. If your bake is texture-sensitive, start with the lower bound and adjust after a test batch.

Other conversions for Brown Sugar (packed)

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