Calorie data · Vegetables← All foods

How many calories in
butternut squash?

Per 100g, butternut squash brings 45 calories with 12g of carbs (most of which is fiber). Worth portioning if you treat it like a free veg; it has more density than spinach or cucumber.

45
kcal · 100g
1g
Protein
12g
Carbs
0.1g
Fat
Servings

Common serving sizes.

Calories scale with portion. Here's how a typical butternut squash serving translates in your tracker:

Serving
Calories
Protein
3 oz (85g)
38 kcal
0.8g
4 oz (113g)
51 kcal
1.1g
1 cup (~150g)
68 kcal
1.5g
Track this food

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Point your iPhone camera at butternut squash and SpotWell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.

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FAQ

Quick answers.

How many calories in butternut squash?

Butternut Squash has approximately 45 calories per 100g. A typical serving — 3 oz (85g) — comes in at 38 calories.

How much protein is in butternut squash?

1g of protein per 100g. That puts butternut squash at roughly 2.2g of protein per 100 calories — a useful lens when comparing to other vegetables sources.

How do I log butternut squash accurately?

The simplest method: weigh it on a kitchen scale, then enter grams in your tracker. With SpotWell, you can skip the scale — point the camera at the plate and the AI estimates the portion in under a second. Adjust the value if it looks off.

Is butternut squash good for weight loss?

It depends on your overall calorie target. Butternut Squash is naturally low-calorie at 45 kcal per 100g, so it's easy to fit into a deficit.