McDonald's Hamburger Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 burger (99g); per 100 g: 30.3g net carbs, 252 cal. Net carbs = total carbs − fiber − sugar alcohols — do the math for any label with the free net carbs calculator.
How many carbs are in mcdonald's hamburger?
McDonald's Hamburger — 1 burger (99g) — has 30g net carbs: 31g total carbs minus 1g fiber, plus 12g protein, 9g fat, and 249 calories. Per 100g that is 30.3g net carbs (31.3g total carbs, 1g fiber) and 252 calories. That makes mcdonald's hamburger high in net carbs and about average for the typical fast-food item, which averages about 26.2g 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 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Is mcdonald's hamburger keto-friendly?
McDonald's Hamburger is generally not keto-friendly. 1 burger (99g) is 30g net carbs (31g total carbs − 1g fiber); per 100g that is 30.3g 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.
Keeping an eye on carbs in mcdonald's hamburger?
McDonald's Hamburger runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 burger | 30g | 31g | 12g | 249 |
| 100 g (3.5 oz) | 30.3g | 31.3g | 12.1g | 252 |
| 1 oz (28 g) | 8.5g | 8.8g | 3.4g | 71 |
How many calories are in mcdonald's hamburger?
McDonald's Hamburger — 1 burger (99g) — has 249 calories, with 12g protein, 9g fat, and 30g net carbs. Per 100g: 252 calories and 30.3g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 252 |
| Total carbs | 31.3g |
| Net carbs | 30.3g |
| Fiber | 1g |
| Sugar | 6.1g |
| Sugar alcohols | 0g |
| Protein | 12.1g |
| Fat | 9.1g |
| Sodium | 495mg |
| Potassium | 202mg |
Source: Manufacturer-reported values (fast-food). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
Log mcdonald's hamburger in one tap
Snap a photo and CarbMeNot's AI logs the carbs, protein, and fat automatically.
Frequently asked questions
- How many carbs are in mcdonald's hamburger?
- McDonald's Hamburger (1 burger, 99g) has 31g of total carbs and 30g of net carbs. Per 100 grams: 31.3g total, 30.3g net.
- How many net carbs are in mcdonald's hamburger?
- McDonald's Hamburger has 30g of net carbs per 1 burger (99g) — 31g total carbs minus 1g fiber.
- Is mcdonald's hamburger keto-friendly?
- McDonald's Hamburger is generally not keto-friendly. 1 burger (99g) is 30g net carbs (31g total carbs − 1g fiber); per 100g that is 30.3g 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 (1 burger, 99g) has 249 calories; that is 252 calories per 100 grams.
Similar foods
CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.