Carbs in Onions
The favorite choice for the term "Onions" is 1/2 cup of chopped Onions which has about 8 grams of carbohydrate. The total carbohyrate, sugar, fiber and estimated net carbs (non-fiber carbs) for a variety of types and serving sizes of Onions is shown below.
Popular Serving Sizes of Onions

Net Carbs(g) Sugar(g) Fiber(g) Total Carbs(g)
1 tbsp chopped 0.91 0.43 0.1 1.01
1 slice 1.22 0.60 0.2 1.42
1 small 6.08 3.00 1.0 7.08
1 medium 9.62 4.71 1.5 11.12
1 large 13.06 6.42 2.1 15.16
1/2 cup chopped 6.99 3.42 1.1 8.09
1 cup chopped 13.98 6.85 2.2 16.18
1 oz 2.47 1.21 0.4 2.87

Other Popular Types of Onions

Net Carbs(g) Sugar(g) Fiber(g) Total Carbs(g)
Red Onions 6.99 3.42 1.1 8.09
Green Onions 2.37 1.16 1.3 3.67
Spring Onions or Scallions 2.37 1.16 1.3 3.67
Cooked Onions 9.11 4.74 1.5 10.61
Sauteed Onions 9.17 4.74 1.5 10.67
Creamed Onions 10.05 5.10 1.1 11.15

Other Common Suggestions

Net Carbs(g) Sugar(g) Fiber(g) Total Carbs(g)
1 package (10 oz) Frozen Onions 14.24 - 5.1 19.34
1 portion Fried Onion Rings 31.32 - - 31.32
1 oz Welsh Onions 1.84 - - 1.84
1 oz Sweet Onions 1.84 1.42 0.3 2.14


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More Nutrition Info for Onions