Acorn Squash Nutrition Facts

FoodData Central Updated 30 March 2026

Acorn Squash contains 56 calories, 1.1g protein, 14.6g carbs, and 0.1g fat. A ridged green winter squash with sweet golden flesh, sized perfectly for halving and roasting.

56

cal

14.6g

carbs

1.1g

protein

amino acids ↓

0.1g

fat

2.1g

fiber

sugar

Vitamins in Acorn Squash

Per 1 cup cubed ~140g

Vitamin A
25.2mcg
3%
Vitamin C
15.4mg
17%
Vitamin B6
0.22mg
13%
Thiamin (B1)
0.2mg
16%
Niacin (B3)
0.98mg
6%
Folate
23.8mcg
6%

Minerals in Acorn Squash

Per 1 cup cubed ~140g

Calcium
46.2mg
4%
Iron
0.98mg
5%
Magnesium
44.8mg
11%
Phosphorus
50.4mg
4%
Potassium
486mg
10%
Sodium
4.2mg
<1%
Zinc
0.18mg
2%
Selenium
0.7mcg
1%
Copper
0.09mg
10%
Manganese
0.23mg
10%

Amino Acids in Acorn Squash

Protein breakdown per 1 cup cubed (140g), from the USDA record for this food.

Essential Amino Acids Per 1 cup cubed (140g) Per 100g % of Protein
Histidine 21mg 15mg 1.9%
Isoleucine 43mg 31mg 3.9%
Leucine 63mg 45mg 5.6%
Lysine 41mg 29mg 3.6%
Methionine 14mg 10mg 1.2%
Phenylalanine 43mg 31mg 3.9%
Threonine 34mg 24mg 3%
Tryptophan 15mg 11mg 1.4%
Valine 48mg 34mg 4.3%
Other Amino Acids Per 1 cup cubed (140g) Per 100g % of Protein
Alanine 46mg 33mg 4.1%
Arginine 62mg 44mg 5.5%
Aspartic Acid 120mg 86mg 10.7%
Cystine 10mg 7mg 0.9%
Glutamic Acid 196mg 140mg 17.5%
Glycine 41mg 29mg 3.6%
Proline 39mg 28mg 3.5%
Serine 43mg 31mg 3.9%
Tyrosine 38mg 27mg 3.4%

Protein quality is scored against the FAO/WHO/UNU 2007 adult indispensable amino acid reference pattern. The FDA publishes no Daily Values for individual amino acids, so the share of total protein is shown instead.

Learn More About Acorn Squash

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Verified Nutrition Data

Trusted & Verified Nutritional Information

All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

USDA Official Source
FDA Safety Standards
HHS Health Standards
NIH Research Verified

Laboratory Analyzed

Nutrient values from certified lab analysis

Peer Reviewed

Data reviewed by nutrition scientists

Regularly Updated

Synced with latest official database releases

Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.