You’ve been there. You went in for paper towels and came out with a kayak, a 64-ounce peanut butter jar… and a hot slice of Costco pizza in hand.
It smells amazing. It’s molten, cheesy, and loaded. But here’s the real question…
How many calories are in a slice of Costco pizza?
And is it really worth it?
This article dives deep into the nutrition facts, hidden surprises, and smart hacks to enjoy that massive slice—without busting your health goals. Whether you’re a casual Costco fan or counting macros, this is your ultimate pizza guide.
The Truth: Costco Pizza Slice Calories & Nutritional Breakdown
🧀 Cheese Slice (9.5 oz)
- Calories: 710
- Total Fat: 27g (14g saturated)
- Carbs: 78g
- Fiber: 9g
- Sugar: 5g
- Protein: 41g
- Sodium: 1,780mg
🔥 That’s more calories than 2 McDonald’s cheeseburgers—and nearly 80% of your daily sodium!

Pepperoni Slice (8.6 oz)
- Calories: 650
- Total Fat: 24g (11g saturated)
- Carbs: 75g
- Fiber: 7g
- Sugar: 5g
- Protein: 34g
- Sodium: 1,740mg
How It Compares to Other Fast-Food Pizzas
Chain | Calories (Cheese Slice) |
---|---|
Costco | 710 (huge slice) |
Domino’s (Large) | 270 |
Pizza Hut (Large) | 300 |
Papa John’s (Large) | 290 |
👉 Costco pizza is easily 2–3x bigger in portion size and calorie content. So yes, it’s delicious—and massive.
What’s Actually in That Slice?
Costco pizza is not your average pizza. It’s made fresh in-store every day, with:
- A 24-hour proofed dough that’s crispy but airy.
- A sweet-and-savory sauce made in-house.
- A generous amount of cheese—they don’t skimp.
- No mystery toppings; it’s just big, bold, and indulgent.
But all that flavor = high sodium and fat. Which brings us to…
Can You Eat Costco Pizza Without Wrecking Your Diet?
Absolutely—if you play it smart.
7 Guilt-Free Costco Pizza Hacks
✅ Split a slice – They’re enormous. Half is often enough.
✅ Skip the crust ends – Most of the carbs are here.
✅ Pair with salad or veggies – Add fiber & volume.
✅ Drink water, not soda – Avoid 40g of sugar from fountain drinks.
✅ Don’t eat when ravenous – You’ll inhale 700+ calories in minutes.
✅ Reheat leftovers smartly – Use an air fryer or oven, not microwave.
✅ Track it – Use MyFitnessPal or Cronometer to stay aware.
Want the Costco Pizza Flavor at Home? Here’s a Quick Copycat Recipe
You don’t need a Costco card to make this pizza magic.
Ingredients:
- 1 ball of pre-made pizza dough (16 oz)
- ½ cup pizza sauce (sweetened with a touch of sugar)
- 1½ cups shredded mozzarella cheese
- Optional: pepperoni, sausage, or veggies
- Olive oil + cornmeal (for crust and baking)
Quick Steps:
- Roll dough into a 16-inch circle.
- Add sauce, then load it with cheese.
- Add toppings if desired.
- Bake at 475°F for 12–15 minutes on a stone or baking sheet.
💡 Pro tip: Brush the crust with garlic butter after baking for that iconic flavor punch.

Storage & Reheating: How to Keep It Crispy
- Fridge: Store in airtight container – lasts 3–4 days.
- Freezer: Wrap slices individually – keeps 2 months.
- Reheat like this:
🔥 Oven – 375°F for 7–9 mins
🍳 Skillet – Medium heat, cover with lid for 5 mins
❌ Microwave – Use only if desperate (soggy city)
FAQs – Quick Answers
Q: How many calories in a slice of Costco cheese pizza?
A: About 710 calories per slice.
Q: Is Costco pepperoni pizza high in protein?
A: Yes, it has 34g of protein, making it very filling.
Q: Does Costco have gluten-free pizza at the food court?
A: No. Gluten-free options are only available frozen in the grocery aisles.
Q: How long does Costco pizza last in the fridge?
A: Up to 3–4 days if stored properly.
Q: What’s the best way to reheat Costco pizza?
A: Use an oven or air fryer at 375°F for 5–7 minutes for best results.
Surprising Facts About Costco Pizza
Each store sells up to 3,000 slices a day.
The ovens rotate like a carousel—8 pizzas cook at once.
The pepperoni slices shrink in the oven, forming little “oil cups” for flavor.
Dough is fermented for 24 hours to develop that signature chew.
Each slice is nearly 12 inches long from crust to point.
Related Reads
- Kaiser Bread Recipe – Best Rolls for Sandwich Lovers
- Natural Zepbound Recipe – 5-Min Weight Loss Fix
- Churro Cheesecake Cookies – Easy Dessert Recipe Ideas
Final Thoughts: Pizza Is Love… But Knowledge Is Power
There’s no shame in loving Costco pizza—it’s legendary for a reason.
But now, you also know what’s in it:
- Yes, it’s calorie-dense.
- Yes, it’s high in sodium.
- But it’s also delicious, protein-packed, and satisfying as heck.
Enjoy it mindfully, share it, or recreate it at home. Your goals and your taste buds can absolutely coexist.
Your Turn!
What’s your favorite Costco food court treat?
Let us know in the comments!
👇 Share this with your pizza-loving friends & help them eat smarter.

Costco Pizza Calories: Full Nutrition Breakdown
- Total Time: 30 minutes
- Yield: 6 slices 1x
- Diet: Halal
Description
A giant, cheesy slice of Costco-style pepperoni pizza, recreated at home with rich flavor and indulgent toppings. This copycat recipe delivers the same satisfaction with more nutritional control.
Ingredients
- 1 ball of pizza dough (16 oz)
- 1/2 cup pizza sauce (sweetened slightly)
- 1 1/2 cups shredded mozzarella cheese
- 20–25 slices of pepperoni
- 1 tablespoon olive oil (for brushing crust)
- Cornmeal or semolina (for dusting pan)
Instructions
- Preheat oven to 475°F (245°C). If using a pizza stone, place it in the oven while it heats.
- Roll out the pizza dough into a 16-inch round on a floured surface.
- Sprinkle cornmeal or semolina on a baking sheet or pizza peel.
- Spread the pizza sauce evenly across the dough, leaving a small border at the edges.
- Sprinkle the shredded mozzarella cheese generously over the sauce.
- Add pepperoni slices evenly on top of the cheese.
- Place pizza in the oven and bake for 12–15 minutes or until the crust is golden and cheese is bubbly.
- Remove from oven, brush crust with olive oil, let cool slightly, and slice into 6 oversized wedges.
Notes
- Use fresh shredded mozzarella for better melt and texture.
- Brush the crust with garlic butter after baking for added flavor.
- Reheat leftovers in an oven or air fryer for a crispier finish.
- Split slices or serve with salad for a balanced meal.
- Prep Time: 15 minutes
- Cook Time: 15 minutes
- Category: Main Course
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice (approx. 8.6 oz)
- Calories: 650
- Sugar: 5g
- Sodium: 1740mg
- Fat: 24g
- Saturated Fat: 11g
- Unsaturated Fat: 12g
- Trans Fat: 0.5g
- Carbohydrates: 75g
- Fiber: 7g
- Protein: 34g
- Cholesterol: 60mg