Carbs in Watermellon

Watermellon (per 100 g) contains 83.3g total carbs, 83.3g net carbs, 0g fat, 0g protein, and 333 calories.

Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian

Watermellon
83.3g
Net carbs
83.3g
Total carbs
0g
Fiber
0g
Protein
0g
Fat
333
Calories

Values per 100 g.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)83.3g83.3g333
1 oz (28 g)23.3g23.3g93

Nutrition facts

NutrientAmount (per 100 g)
Calories333
Total carbs83.3g
Net carbs83.3g
Fiber0g
Sugar56.7g
Sugar alcohols0g
Protein0g
Fat0g
Sodium133mg
Potassium0mg

Source: Open Food Facts (Nice). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in watermellon?
Watermellon has 83.3g of total carbs and 83.3g of net carbs per 100 grams.
How many net carbs are in watermellon?
Watermellon has 83.3g of net carbs per 100 grams (total carbs 83.3g minus 0g fiber).
Is watermellon keto-friendly?
Watermellon has 83.3g net carbs per 100g, which is high for keto. Enjoy it in small portions or save it for higher-carb days.
How many calories are in watermellon?
Watermellon has 333 calories per 100 grams.

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