Carbs in McDonald's Small Fries
How many carbs are in mcdonald's small fries?
McDonald's Small Fries has 37.3g net carbs per 100g — 40.8g total carbs minus 3.5g fiber — plus 4.2g protein, 15.5g fat, and 324 calories. 1 small order (71g) works out to about 26.5g net carbs and 230 calories. That makes mcdonald's small fries high in net carbs and higher than the typical fast-food item, which averages about 26.8g net carbs per 100g. At this carb count, mcdonald's small 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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Free · no signup · ★ 4.7Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 small order (71g) | 26.5g | 29g | 3g | 230 |
| 100 g (3.5 oz) | 37.3g | 40.8g | 4.2g | 324 |
| 1 oz (28 g) | 10.4g | 11.4g | 1.2g | 91 |
How many calories are in mcdonald's small fries?
McDonald's Small Fries has 324 calories per 100g. 1 small order (71g) has about 230 calories. That's alongside 4.2g protein, 15.5g fat, and 37.3g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 324 |
| Total carbs | 40.8g |
| Net carbs | 37.3g |
| Fiber | 3.5g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 4.2g |
| Fat | 15.5g |
| Sodium | 225mg |
| Potassium | 416mg |
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 small fries?
- McDonald's Small Fries has 40.8g of total carbs and 37.3g of net carbs per 100 grams.
- How many net carbs are in mcdonald's small fries?
- McDonald's Small Fries has 37.3g of net carbs per 100 grams (total carbs 40.8g minus 3.5g fiber).
- Is mcdonald's small fries keto-friendly?
- McDonald's Small Fries has 37.3g 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 small fries?
- McDonald's Small Fries has 324 calories per 100 grams.
- How many carbs are in 1 small order (71g)?
- 1 small order (71g) (71g) has about 26.5g net carbs, 29g total carbs, and 230 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.