1/2 Cup of Sugar in Grams

1/2 cup of sugar weighs 100 grams, or 3.5 oz.

This is the USDA household measure for sugar. That amount has 401 calories. Packing, chopping and moisture change how much fits in a cup, so a kitchen scale gives the most accurate count.

Sugar Calorie Calculator

AmountUnit

401cal

in 1/2 cup of sugar (100 g)

Protein0 g0% of calories

Fat0.3 g1% of calories

Carbs100 g99% of calories

20% of a 2,000 calorie day

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Sugar cups to grams

Amount	Grams	Ounces	Calories
1/4 cup	50 g	1.8 oz	201
1/3 cup	67 g	2.4 oz	267
1/2 cup	100 g	3.5 oz	401
2/3 cup	133 g	4.7 oz	535
3/4 cup	150 g	5.3 oz	602
1 cup	200 g	7.1 oz	802
1 1/2 cups	300 g	11 oz	1203
2 cups	400 g	14 oz	1604
3 cups	600 g	21 oz	2406
4 cups	800 g	28 oz	3208

Sugar calories by serving size

Common amounts of sugar with calories and macros. Tap a row for its full nutrition page.

Serving	Weight	Calories	Fat	Carbs
1 tsp	4 g	17	0 g	4.2 g
5g	5 g	20	0 g	5 g
1 oz	28 g	114	0.1 g	28 g
100g	100 g	401	0.3 g	100 g
1/2 cup	100 g	401	0.3 g	100 g
4 oz	113 g	455	0.4 g	113 g
1 cup	200 g	802	0.6 g	199 g

Sugar vs similar foods

Calories per 100 g compared with other sweets and desserts.

Sugar401

Brown Sugar380

Maple Sugar354

Sugar: common questions

How many grams are in 1/2 cup of sugar?

1/2 cup of sugar is about 100 g.

How many calories are in 1/2 cup of sugar?

1/2 cup of sugar has 401 calories.

How many cups is 100 g of sugar?

100 g of sugar is about 1/2 cup.

More about sugar

Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2710258. Original description: Sugar, white, granulated or lump. Portion weights are USDA household measures.