Carbs in Spaghetti Squash
Keto-friendlyHow many carbs are in spaghetti squash?
Spaghetti Squash has 5.1g net carbs per 100g — 6.5g total carbs minus 1.4g fiber — plus 0.6g protein, 0.3g fat, and 27 calories. 1 cup cooked (155g) works out to about 7.9g net carbs and 42 calories. That makes spaghetti squash relatively low in net carbs and lower than the typical breads and grain, which averages about 45.2g 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 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 spaghetti squash keto-friendly?
Yes, spaghetti squash can fit a keto diet in moderate portions. It has 5.1g net carbs per 100g (6.5g total carbs − 1.4g fiber). A typical serving — 1 cup cooked (155g) — is about 7.9g 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.
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 has 27 calories per 100g. 1 cup cooked (155g) has about 42 calories. That's alongside 0.6g protein, 0.3g fat, and 5.1g net carbs per 100g.
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 has 6.5g of total carbs and 5.1g of net carbs per 100 grams.
- How many net carbs are in spaghetti squash?
- Spaghetti Squash has 5.1g of net carbs per 100 grams (total carbs 6.5g minus 1.4g fiber).
- Is spaghetti squash keto-friendly?
- Yes, spaghetti squash can fit a keto diet in moderate portions. It has 5.1g net carbs per 100g (6.5g total carbs − 1.4g fiber). A typical serving — 1 cup cooked (155g) — is about 7.9g 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 has 27 calories per 100 grams.
- How many carbs are in 1 cup cooked of spaghetti squash?
- 1 cup cooked of spaghetti squash (155g) has about 7.9g net carbs, 10.1g total carbs, and 42 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.