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Sugars & SweetenersVerified Reference (USDA FoodData Central)

Brown Sugar (Packed) — Cups to Grams & Grams to Cups Converter

Convert sugar (brown) between grams, cups, and spoons — 1 US cup = 220 g (7.76 oz) · 1 Metric cup = 232.5 g.

Disclaimer: Cooking results are approximate. Values vary by brand, humidity and how you pack the cup. For critical baking recipes, weighing ingredients in grams on a digital scale is recommended.

Brown Sugar (Packed) Weight ↔ Volume Calculator

Convert grams ↔ US cups (236.59 mL), Metric cups (250 mL), tbsp, tsp, mL, and oz

ρ = 0.9299 g/mL · 1 US cup = 220 g · 1 Metric cup = 232.5 gVerified Source
Quick presets:
1 US Cups (236.59 mL) of Brown Sugar (Packed) equals:
220 g
1 US cup = 236.59 mL × 0.9299 g/mL = 220 g = 220 g

Instant Equivalents for 1 US cup of Sugar (Brown)

220
Grams
1
US Cups (236.59 mL)
0.9464
Metric Cups (250 mL)
16
Tablespoons (tbsp)
48
Teaspoons (tsp)
236.59
Milliliters (mL)
7.76
Ounces (oz)
Measurement Note: Values vary by brand, humidity and how you pack the cup. Brown sugar is traditionally measured firmly packed into the cup so it holds its shape when inverted. Unpacked brown sugar weighs only ~145 g per cup.
Published Density Source (USDA FoodData Central — FDC ID 168833): U.S. Department of Agriculture, Agricultural Research Service. FoodData Central: Sugars, brown (FDC ID 168833, SR Legacy) — 1 cup packed = 220 g (unpacked = 145 g).
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Brown Sugar (Packed) — Cups, Tablespoons & Teaspoons to Grams Chart (US & Metric Cups)

Calculated using published density 0.9299 g/mL (USDA FoodData Central). Includes side-by-side weights for both US Customary Cups (236.59 mL) and Metric Cups (250 mL). Values vary by brand, humidity and how you pack the cup.

Volume MeasureUS Volume (mL)US Cup Grams (USDA Packed (220 g/cup))Ounces (oz wt)Metric Cup (250 mL) GramsAlt US Grams (King Arthur (213 g/cup))
1 Teaspoon (1 tsp)4.929 mL4.583 g0.1617 oz4.649 g (metric)4.438 g
1 Tablespoon (1 tbsp)14.79 mL13.75 g0.485 oz13.95 g (metric)13.31 g
2 Tablespoons (1/8 cup)29.57 mL27.5 g0.97 oz29.06 g26.63 g
1/4 Cup (4 US tbsp)59.15 mL55 g1.94 oz58.12 g53.25 g
1/3 Cup (5 tbsp + 1 tsp)78.86 mL73.33 g2.587 oz77.49 g71 g
1/2 Cup (8 US tbsp)118.29 mL110 g3.88 oz116.24 g106.5 g
2/3 Cup157.73 mL146.67 g5.174 oz154.98 g142 g
3/4 Cup (12 US tbsp)177.44 mL165 g5.82 oz174.36 g159.75 g
1 Cup (16 US tbsp / 8 fl oz)236.59 mL220 g7.76 oz232.47 g213 g
1 ½ Cups354.88 mL330.01 g11.64 oz348.71 g319.5 g
2 Cups (1 US Pint)473.18 mL440.01 g15.52 oz464.95 g426 g
3 Cups709.76 mL660.01 g23.28 oz697.42 g639 g
4 Cups (1 US Quart / 1 Liter Metric)946.35 mL880.01 g31.04 oz929.9 g852 g

Brown Sugar (Packed) — Grams to US Cups, Metric Cups, Tbsp, Tsp & Ounces Chart

Quick lookup for converting metric recipe weights in grams into US Customary cups (236.59 mL), Metric cups (250 mL), tablespoons, teaspoons, milliliters, and weight ounces at ρ = 0.9299 g/mL.

Weight (Grams)US Cups (236.6 mL)Metric Cups (250 mL)Tablespoons (tbsp)Teaspoons (tsp)Milliliters (mL)Ounces (oz)
10 g0.0455 US cups0.043 metric cups0.7273 tbsp2.182 tsp10.75 mL0.3527 oz
25 g0.1136 US cups0.1075 metric cups1.818 tbsp5.454 tsp26.88 mL0.8818 oz
50 g0.2273 US cups0.2151 metric cups3.636 tbsp10.91 tsp53.77 mL1.764 oz
75 g0.3409 US cups0.3226 metric cups5.454 tbsp16.36 tsp80.65 mL2.646 oz
100 g0.4545 US cups0.4302 metric cups7.273 tbsp21.82 tsp107.54 mL3.527 oz
125 g0.5682 US cups0.5377 metric cups9.091 tbsp27.27 tsp134.42 mL4.409 oz
150 g0.6818 US cups0.6452 metric cups10.91 tbsp32.73 tsp161.31 mL5.291 oz
200 g0.9091 US cups0.8603 metric cups14.55 tbsp43.64 tsp215.08 mL7.055 oz
250 g1.136 US cups1.075 metric cups18.18 tbsp54.54 tsp268.85 mL8.818 oz
500 g2.273 US cups2.151 metric cups36.36 tbsp109.09 tsp537.69 mL17.64 oz
1000 g4.545 US cups4.302 metric cups72.73 tbsp218.18 tsp1,075.38 mL35.27 oz

How to Pack and Measure Brown Sugar Correctly

Brown sugar consists of sucrose crystals coated in cane molasses (about 3.5% molasses for light brown sugar and 6.5% for dark brown sugar). Because the thin film of molasses causes the crystals to cling together and trap large air pockets when loose, almost all baking recipes specify 'packed brown sugar'.

According to USDA FoodData Central (FDC ID 168833), 1 US Customary cup (236.59 mL) of firmly packed brown sugar weighs 220 grams (7.76 oz), with a bulk density of 0.9299 g/mL. King Arthur Baking uses a slightly lighter pack of 213 grams (7.5 oz) per US cup. In a 250 mL Metric cup, packed brown sugar weighs 232.5 grams.

Step-by-Step Kitchen Measuring Technique

Unlike flour, brown sugar must be pressed into the dry measuring cup to eliminate air voids created by the sticky molasses coating.

  1. Ensure the brown sugar is soft and moist: If your brown sugar has hardened into blocks, soften it first so it compresses evenly.
  2. Scoop and press firmly in layers: Spoon brown sugar into a dry measuring cup and press down with the back of a spoon or your knuckles until the air pockets collapse.
  3. Level the rim and test the hold: Fill to the top, press level with the rim, and invert into your mixing bowl—properly packed brown sugar should hold the shape of the cup like wet sand.
Common Kitchen Mistake to Avoid: Measuring brown sugar loosely without packing yields only ~145 g per US cup instead of 213–220 g, reducing sugar by a third and leaving cookies flat, pale, and dry.

Culinary & Baking Notes for Brown Sugar (Packed)

  • Light vs. dark brown sugar weight: Light and dark brown sugar have virtually identical packed weights (213–220 g per US cup), though dark brown sugar adds deeper caramel flavor and slightly more acidity.
  • Why weighing beats packing: Every baker presses brown sugar with a different amount of force (ranging from 195 g to 245 g per cup). Weighing on a digital scale eliminates packing guesswork.
  • Homemade substitute: If you run out of brown sugar, combine 1 US cup (200 g) of white granulated sugar with 1 to 2 tablespoons (20–40 g) of unsulfured molasses.

US Cup vs. Metric Cup vs. UK Cup Weight for Brown Sugar (Packed)

If you are adapting an international recipe, remember that cup sizes vary by country. Here is how much 1 cup of brown sugar (packed) weighs across all four global cup standards (at ρ = 0.9299 g/mL):

US Customary Cup
220 g (7.76 oz)
Volume: 236.59 mL (8 US fl oz)
United States (Standard Cookbooks)
US Legal / FDA Cup
223.18 g (7.872 oz)
Volume: 240.00 mL
US Nutrition Facts Labels
Metric Cup (Commonwealth)
232.47 g (8.2 oz)
Volume: 250.00 mL (1/4 Liter)
UK, Australia, NZ, Canada, South Africa
UK Imperial Cup (Historical)
264.21 g (9.32 oz)
Volume: 284.13 mL (10 Imp fl oz)
Vintage Pre-1970s British Cookbooks

Step-by-Step Conversion Examples for Brown Sugar (Packed)

Convert 1/2 US Cup of Packed Brown Sugar to Grams

A chocolate chip cookie recipe requires 1/2 US cup of packed dark brown sugar.

Formula: Grams = US Cups × 220 g/cup
Math: 0.5 US cups × 220 g/cup = 110 grams (or 106.5 g using King Arthur's 213 g/cup chart)
1/2 US cup of packed brown sugar = 110 g (3.88 oz).

Convert 1 Metric Cup (250 mL) of Brown Sugar to Grams

A Commonwealth sticky toffee pudding recipe calls for 1 Metric cup (250 mL) of packed brown sugar.

Formula: Grams = 250 mL × 0.9299 g/mL
Math: 250 mL × 0.9299 g/mL = 232.48 grams (≈ 232.5 g)
1 Metric cup (250 mL) of packed brown sugar = 232.5 g (8.20 oz).

Convert 150 Grams of Brown Sugar to US Cups

You have 150 g of light brown sugar and want to know the packed US cup equivalent.

Formula: US Cups = 150 g ÷ 220 g/cup
Math: 150 g ÷ 220 g/cup = 0.6818 US cups (just over 2/3 cup, or 10.9 tablespoons)
150 g of packed brown sugar ≈ 2/3 US cup (0.68 cups).

Published Density References & Citations for Brown Sugar (Packed)

USDA FoodData Central — Packed (220 g / US cup)ρ = 0.9299 g/mL · 1 Metric cup = 232.5 gVerified

U.S. Department of Agriculture, Agricultural Research Service. FoodData Central: Sugars, brown (FDC ID 168833, SR Legacy) — 1 cup packed = 220 g (unpacked = 145 g).

Reference
King Arthur Baking — Packed (213 g / US cup)ρ = 0.9003 g/mL · 1 Metric cup = 225.1 gVerified

King Arthur Baking Company Ingredient Weight Chart: Light or Dark Brown Sugar (packed) — 1 US cup = 213 g (7.5 oz).

Reference
Important Culinary Notice: Cooking results are approximate. Values vary by brand, humidity and how you pack the cup. Brown sugar is traditionally measured firmly packed into the cup so it holds its shape when inverted. Unpacked brown sugar weighs only ~145 g per cup.

Frequently Asked Questions About Brown Sugar (Packed) Conversions

How many grams are in 1 cup of packed brown sugar?

1 US Customary cup (236.59 mL) of packed light or dark brown sugar weighs 220 grams (7.76 oz) according to USDA FoodData Central, or 213 grams (7.5 oz) according to King Arthur Baking. In a 250 mL Metric cup, 1 packed cup weighs 232.5 grams.

How much does 1 cup of unpacked brown sugar weigh?

According to USDA FoodData Central (FDC ID 168833), 1 US cup of loose, unpacked brown sugar weighs approximately 145 grams—about 75 grams less than a packed cup.

Do light and dark brown sugar weigh the same per cup?

Yes, both light and dark refined cane brown sugars use the same 213–220 g per packed US cup reference in professional test kitchens. Muscovado sugar is slightly moister and heavier (~225–235 g/cup).

How many tablespoons are in 100 grams of brown sugar?

At 13.75 grams per packed US tablespoon, 100 grams of brown sugar equals approximately 7.27 packed tablespoons (Just under 1/2 cup).

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