Carbs in McDonald's Medium French Fries

How many carbs are in mcdonald's medium french fries?

McDonald's Medium French Fries has 36g net carbs per 100g — 39.6g total carbs minus 3.6g fiber — plus 3.6g protein, 13.5g fat, and 288 calories. 1 medium order (111g) works out to about 40g net carbs and 320 calories. That makes mcdonald's medium french fries high in net carbs and higher than the typical fast-food item, which averages about 27.6g net carbs per 100g. At this carb count, mcdonald's medium french fries 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 Medium French Fries
36g
Net carbs
39.6g
Total carbs
3.6g
Fiber
3.6g
Protein
13.5g
Fat
288
Calories

Values per 100 g.

Carbs by serving size

ServingNet carbsTotal carbsCalories
1 medium order40g44g320
100 g (3.5 oz)36g39.6g288
1 oz (28 g)10.1g11.1g81

How many calories are in mcdonald's medium french fries?

McDonald's Medium French Fries has 288 calories per 100g. 1 medium order (111g) has about 320 calories. That's alongside 3.6g protein, 13.5g fat, and 36g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories288
Total carbs39.6g
Net carbs36g
Fiber3.6g
Sugar0g
Sugar alcohols0g
Protein3.6g
Fat13.5g
Sodium207mg
Potassium559mg

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 medium french fries?
McDonald's Medium French Fries has 39.6g of total carbs and 36g of net carbs per 100 grams.
How many net carbs are in mcdonald's medium french fries?
McDonald's Medium French Fries has 36g of net carbs per 100 grams (total carbs 39.6g minus 3.6g fiber).
Is mcdonald's medium french fries keto-friendly?
McDonald's Medium French Fries has 36g 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 medium french fries?
McDonald's Medium French Fries has 288 calories per 100 grams.
How many carbs are in 1 medium order?
1 medium order (111g) has about 40g net carbs, 44g total carbs, and 320 calories.

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