Carbs in In-N-Out Hamburger
How many carbs are in in-n-out hamburger?
In-N-Out Hamburger has 14.8g net carbs per 100g — 16g total carbs minus 1.2g fiber — plus 6.6g protein, 7.8g fat, and 160 calories. 1 burger (243g) works out to about 36g net carbs and 389 calories. That makes in-n-out hamburger moderate in net carbs and lower than the typical fast-food item, which averages about 26.5g net carbs per 100g. At this carb count, in-n-out 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.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Values per 100 g.
Is in-n-out hamburger keto-friendly?
In-N-Out Hamburger is borderline for keto — it works only in small portions. It has 14.8g net carbs per 100g (16g total carbs − 1.2g fiber). A typical serving — 1 burger (243g) — is about 36g 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 | 36g | 38.9g | 16g | 389 |
| 100 g (3.5 oz) | 14.8g | 16g | 6.6g | 160 |
| 1 oz (28 g) | 4.1g | 4.5g | 1.8g | 45 |
How many calories are in in-n-out hamburger?
In-N-Out Hamburger has 160 calories per 100g. 1 burger (243g) has about 389 calories. That's alongside 6.6g protein, 7.8g fat, and 14.8g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 160 |
| Total carbs | 16g |
| Net carbs | 14.8g |
| Fiber | 1.2g |
| Sugar | 4.1g |
| Sugar alcohols | 0g |
| Protein | 6.6g |
| Fat | 7.8g |
| Sodium | 268mg |
| Potassium | 152mg |
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 in-n-out hamburger?
- In-N-Out Hamburger has 16g of total carbs and 14.8g of net carbs per 100 grams.
- How many net carbs are in in-n-out hamburger?
- In-N-Out Hamburger has 14.8g of net carbs per 100 grams (total carbs 16g minus 1.2g fiber).
- Is in-n-out hamburger keto-friendly?
- In-N-Out Hamburger is borderline for keto — it works only in small portions. It has 14.8g net carbs per 100g (16g total carbs − 1.2g fiber). A typical serving — 1 burger (243g) — is about 36g 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 in-n-out hamburger?
- In-N-Out Hamburger has 160 calories per 100 grams.
- How many carbs are in 1 burger of in-n-out hamburger?
- 1 burger of in-n-out hamburger (243g) has about 36g net carbs, 38.9g total carbs, and 389 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.