Is spaghetti squash keto?

Spaghetti squash

Limit / small portions Spaghetti squash can fit keto, but only in small, measured portions.

Higher in carbs than zucchini but still workable in measured portions. Its strands make a satisfying pasta stand-in.

Nutrition per serving

1 cup cubed (raw) · 101 g
Net carbs
5.5g
Calories
31kcal
Protein
0.6g
Fat
0.6g
Total carbs
7 g
Fiber
1.5 g
One serving vs. a 20 g daily net-carb limit 28%

About 92.6 g of spaghetti squash adds up to 5 g net carbs — about 92% of a typical serving.

Nutrition facts for spaghetti squash
NutrientPer servingPer 100 g
Calories31 kcal31 kcal
Total carbohydrate7 g6.9 g
Dietary fiber1.5 g1.5 g
Net carbs5.5 g5.4 g
Sugars 2.8 g 2.8 g
Protein0.6 g0.6 g
Fat0.6 g0.6 g

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If you do eat spaghetti squash

  • Stick to about one cup of cooked strands per serving.
  • Roast halves cut-side down at 400°F/200°C for 35–45 minutes, then scrape with a fork.

Better keto swaps for spaghetti squash

Keto substitutes for pasta & noodles 7 alternatives with carb comparisons and recipes Read guide

Frequently asked questions

Is spaghetti squash keto?

Spaghetti squash can fit keto, but only in small, measured portions. Higher in carbs than zucchini but still workable in measured portions. Its strands make a satisfying pasta stand-in.

How many net carbs are in spaghetti squash?

1 cup cubed (raw) (101 g) of spaghetti squash has about 5.5 g net carbs (7 g total carbs minus 1.5 g fiber). Per 100 g, that's 5.4 g net carbs.

How much spaghetti squash can I eat on keto?

About 92.6 g of spaghetti squash adds up to 5 g net carbs — about 92% of a typical serving. On a typical 20 g daily limit, one serving uses about 28% of your carbs.

What is a good keto substitute for spaghetti squash?

More vegetables

Full vegetables list

Source: USDA FoodData Central (SR Legacy #169298): Squash, winter, spaghetti, raw. Net carbs = total carbohydrate − fiber. Rating: Limit / small portions — Fits keto only in measured portions — roughly 5–10 g net carbs per serving, or easy to overeat. How we rate foods. Last reviewed October 18, 2026.

Typical price: about $1.49/lb — Our estimate of a typical supermarket price: $1.49 for 1 lb. How we estimate prices

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