Spaghetti Squash Calories & Carbs
Keto-friendlyLast updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 cup cooked (155g); per 100 g: 5.1g net carbs, 27 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 spaghetti squash?
Spaghetti Squash — 1 cup cooked (155g) — has 7.9g net carbs: 10.1g total carbs minus 2.2g fiber, plus 0.9g protein, 0.5g fat, and 42 calories. Per 100g that is 5.1g net carbs (6.5g total carbs, 1.4g fiber) and 27 calories. That makes spaghetti squash relatively low in net carbs and lower than the typical breads and grain, which averages about 44.7g net carbs per 100g. With this carb count, spaghetti squash fits a keto or low-carb diet (usually 20–50g net carbs per day) in normal portions. Values are per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Is spaghetti squash keto-friendly?
Yes, spaghetti squash can fit a keto diet in moderate portions. 1 cup cooked (155g) is 7.9g net carbs (10.1g total carbs − 2.2g fiber); per 100g that is 5.1g net carbs. On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other breads and grains and meals.
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Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 cup cooked | 7.9g | 10.1g | 0.9g | 42 |
| 100 g (3.5 oz) | 5.1g | 6.5g | 0.6g | 27 |
| 1 oz (28 g) | 1.4g | 1.8g | 0.2g | 8 |
How many calories are in spaghetti squash?
Spaghetti Squash — 1 cup cooked (155g) — has 42 calories, with 0.9g protein, 0.5g fat, and 7.9g net carbs. Per 100g: 27 calories and 5.1g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 27 |
| Total carbs | 6.5g |
| Net carbs | 5.1g |
| Fiber | 1.4g |
| Sugar | 2.6g |
| Sugar alcohols | 0g |
| Protein | 0.6g |
| Fat | 0.3g |
| Sodium | 18mg |
| Potassium | 117mg |
Source: Manufacturer-reported values (vegetables). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in spaghetti squash?
- Spaghetti Squash (1 cup cooked, 155g) has 10.1g of total carbs and 7.9g of net carbs. Per 100 grams: 6.5g total, 5.1g net.
- How many net carbs are in spaghetti squash?
- Spaghetti Squash has 7.9g of net carbs per 1 cup cooked (155g) — 10.1g total carbs minus 2.2g fiber.
- Is spaghetti squash keto-friendly?
- Yes, spaghetti squash can fit a keto diet in moderate portions. 1 cup cooked (155g) is 7.9g net carbs (10.1g total carbs − 2.2g fiber); per 100g that is 5.1g net carbs. On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other breads and grains and meals.
- How many calories are in spaghetti squash?
- Spaghetti Squash (1 cup cooked, 155g) has 42 calories; that is 27 calories per 100 grams.
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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.