Carbs in McDonald's Hamburger

How many carbs are in mcdonald's hamburger?

McDonald's Hamburger has 30.3g net carbs per 100g — 31.3g total carbs minus 1g fiber — plus 12.1g protein, 9.1g fat, and 252 calories. 1 burger (99g) works out to about 30g net carbs and 249 calories. That makes mcdonald's hamburger high in net carbs and about average for the typical fast-food item, which averages about 27.6g net carbs per 100g. At this carb count, mcdonald's hamburger is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.

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Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

McDonald's Hamburger
30.3g
Net carbs
31.3g
Total carbs
1g
Fiber
12.1g
Protein
9.1g
Fat
252
Calories

Values per 100 g.

Carbs by serving size

ServingNet carbsTotal carbsCalories
1 burger30g31g249
100 g (3.5 oz)30.3g31.3g252
1 oz (28 g)8.5g8.8g71

How many calories are in mcdonald's hamburger?

McDonald's Hamburger has 252 calories per 100g. 1 burger (99g) has about 249 calories. That's alongside 12.1g protein, 9.1g fat, and 30.3g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories252
Total carbs31.3g
Net carbs30.3g
Fiber1g
Sugar6.1g
Sugar alcohols0g
Protein12.1g
Fat9.1g
Sodium495mg
Potassium202mg

Source: Manufacturer-reported values (fast-food). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

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Frequently asked questions

How many carbs are in mcdonald's hamburger?
McDonald's Hamburger has 31.3g of total carbs and 30.3g of net carbs per 100 grams.
How many net carbs are in mcdonald's hamburger?
McDonald's Hamburger has 30.3g of net carbs per 100 grams (total carbs 31.3g minus 1g fiber).
Is mcdonald's hamburger keto-friendly?
McDonald's Hamburger has 30.3g 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 mcdonald's hamburger?
McDonald's Hamburger has 252 calories per 100 grams.
How many carbs are in 1 burger of mcdonald's hamburger?
1 burger of mcdonald's hamburger (99g) has about 30g net carbs, 31g total carbs, and 249 calories.

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