Chocolate chip cookie calories: per cookie, per 100g and by size
A chocolate chip cookie is a buttery, sugary treat studded with chocolate, so most of its calories come from the butter, sugar and chips packed into it. The number moves mostly with how big the cookie is and how many you eat, while extra chocolate or nuts nudge it a little higher.
Typical portion31 gCalories≈ 149 kcal
Quick answer
A medium chocolate chip cookie is about 150 kcal. A small one is closer to 50 kcal, while a large bakery-style cookie can reach 220 kcal or more. Chocolate chip cookies run roughly 480 kcal per 100 g, so the size of the cookie matters most.
Nutrition facts
Per 100 g
Approximate values. Your recipe and portion can change the result.
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Piece size
Topping
Estimated result
Base · 1×Medium150 kcal
Topping: None0 kcal
Total150 kcal
- Protein2 g
- Fat7 g
- Carbs20 g
Portion size and cooking method move single foods most; frying adds oil.
What is usually inside
flourbutterbrown and white sugarchocolate chipseggvanillabaking sodasalt
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FAQ
How many calories in a chocolate chip cookie?
A medium chocolate chip cookie is about 150 kcal. A small one is closer to 50 kcal, and a large bakery-style cookie can reach 220 kcal or more, before extra chocolate or nuts.
How many calories are in chocolate chip cookies per 100 g?
About 480 kcal per 100 g, with roughly 24 g of fat and 64 g of carbs. A typical medium cookie is around 31 g, which works out to about 150 kcal.
Does a bakery cookie have more calories than a store-bought one?
Usually yes. Big, soft bakery cookies are heavier and often have more chocolate, so one can run 220-350 kcal, while a small packaged cookie can be near 50 kcal.
Can SpoonCheck estimate a chocolate chip cookie from a photo?
Yes. A photo helps estimate the size of the cookie, how many you have, and how loaded with chocolate it looks, so you get a realistic number without weighing it.
Data source: USDA FDC (cookies, chocolate chip, commercially prepared) ~480 kcal/100g; per-cookie weights from typical small (~10 g), medium (~31 g) and large bakery (~46 g) cookies, cross-checked with brand-published values 2026
SpoonCheck is not a medical app and does not replace a healthcare professional. Nutrition estimates are for general wellness tracking.