Carbs in McDonald's Hamburger
How many carbs are in mcdonald's hamburger?
McDonald's Hamburger has 30g net carbs per 100g — 31g total carbs minus 1g fiber — plus 12g protein, 9g fat, and 250 calories. 1 burger (100g) works out to about 30g net carbs and 250 calories. That makes mcdonald's hamburger high in net carbs and about average for the typical fast-food item, which averages about 26.8g 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
Values per 100 g.
Is mcdonald's hamburger keto-friendly?
McDonald's Hamburger is generally not keto-friendly. It has 30g net carbs per 100g (31g total carbs − 1g fiber). A typical serving — 1 burger (100g) — is about 30g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 burger | 30g | 31g | 12g | 250 |
| 100 g (3.5 oz) | 30g | 31g | 12g | 250 |
| 1 oz (28 g) | 8.4g | 8.7g | 3.4g | 70 |
How many calories are in mcdonald's hamburger?
McDonald's Hamburger has 250 calories per 100g. 1 burger (100g) has about 250 calories. That's alongside 12g protein, 9g fat, and 30g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 250 |
| Total carbs | 31g |
| Net carbs | 30g |
| Fiber | 1g |
| Sugar | 6g |
| Sugar alcohols | 0g |
| Protein | 12g |
| Fat | 9g |
| Sodium | 520mg |
| Potassium | 0mg |
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 31g of total carbs and 30g of net carbs per 100 grams.
- How many net carbs are in mcdonald's hamburger?
- McDonald's Hamburger has 30g of net carbs per 100 grams (total carbs 31g minus 1g fiber).
- Is mcdonald's hamburger keto-friendly?
- McDonald's Hamburger is generally not keto-friendly. It has 30g net carbs per 100g (31g total carbs − 1g fiber). A typical serving — 1 burger (100g) — is about 30g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
- How many calories are in mcdonald's hamburger?
- McDonald's Hamburger has 250 calories per 100 grams.
- How many carbs are in 1 burger of mcdonald's hamburger?
- 1 burger of mcdonald's hamburger (100g) has about 30g net carbs, 31g total carbs, and 250 calories.
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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.