Calories in Pizza Slice
A New York-style cheese pizza slice (~107g) is approximately 285 kcal. Pepperoni, supreme, and deep dish variations range from 300 to 500+ kcal per slice.
Nutrition by portion size
| Portion | kcal | Carbs (g) | Protein (g) | Fat (g) | Fiber (g) |
|---|---|---|---|---|---|
| NY-style cheese slice (~107g) | 285 | 36 | 12 | 10 | 2.5 |
| NY-style pepperoni slice (~111g) | 313 | 36 | 13 | 13 | 2.4 |
| Thin crust cheese slice (~80g) | 200 | 24 | 8 | 8 | 1.5 |
| Chicago deep dish slice (~145g) | 400 | 46 | 16 | 17 | 3.2 |
| Stuffed crust slice (~150g) | 450 | 46 | 18 | 21 | 3 |
About these numbers
"Pizza slice" deserves a dedicated entry because the calorie-per-slice ranges so widely depending on style and source. NY-style (the common chain delivery slice) is 280–315 kcal. Thin crust runs 200–230 kcal. Chicago deep dish or stuffed crust reach 400–500 kcal per slice — and slice sizes vary further between chains, restaurants, and home-style preparations.
For weight tracking, weighing a slice before eating eliminates the variance. Most adults consistently underestimate pizza slice calories by 20–30% based on visual estimation. A 1–2 slice serving with a substantial salad is the practical workflow for fitting pizza into a calorie-conscious eating pattern.
Use the calculators
- Calorie Deficit Calculator — find how this portion fits your daily target
- Glycemic Load Calculator — compute exact GL for any serving size
- Macro Calculator — set protein, carb, fat splits for cut/maintain/bulk
- Net Carbs Calculator — useful for keto and T1D insulin dosing
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Frequently asked questions
- How many calories in a slice of pizza?
- Depends on style. NY-style cheese: ~285 kcal. Pepperoni: ~313 kcal. Thin crust cheese: ~200 kcal. Chicago deep dish: ~400 kcal. Stuffed crust: ~450 kcal. The biggest variable is slice size — a Costco-style "slice" can be 700+ kcal because it's really 2 standard slices fused together. Always weigh or estimate carefully if precision matters.
- How many slices of pizza in a typical meal?
- Average American adult: 3–4 slices per pizza sitting, which is roughly 850–1,250 kcal of pizza. The 2017 Hess et al. analysis of NHANES data showed pizza accounted for 6% of total adult calorie intake, much of it consumed in single-meal portions exceeding 800 kcal. For weight loss, 1–2 slices paired with substantial salad keeps the meal in a 500–700 kcal range.
- Is pizza okay on a diet?
- Yes, in measured portions. The strategy: budget for the slice or two in your daily calorie target, pair with a substantial green salad (large bowl = ~100 kcal vs the 285 kcal slice), and skip the side breadsticks or extra cheese. Drink water instead of soda. The 2018 Hall et al. study on ultra-processed foods showed people ate ~500 more kcal/day on ultra-processed diets vs whole-food diets — pizza falls in this category and is best treated as a planned indulgence, not a casual addition.
- Healthiest pizza option?
- Thin crust cheese or vegetable pizza wins on calorie efficiency. Chickpea-flour or cauliflower-crust pizzas can save 50–100 kcal per slice while adding fiber. Avoid stuffed crust, deep dish, and meat-loaded varieties for calorie reasons. Toppings that add nutrition without much calorie cost: spinach, mushrooms, peppers, onions, broccoli. Toppings that add meaningful calories: sausage, pepperoni, extra cheese, bacon.
Stop estimating. Start tracking.
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