How many calories does a croissant from Costco have?

November 25, 2025 •

4 min read

According to official nutrition information found on Costco's same-day delivery site, a Kirkland Signature butter croissant contains 320 calories per serving. This makes the flaky, buttery bakery item a significant consideration for anyone monitoring their calorie intake, especially when bought in bulk.

Quick Summary

A Kirkland Signature butter croissant contains approximately 320 calories, with variations depending on the source of the nutrition data. Key factors influencing its calorie count include its high butter and carbohydrate content. It is important to be mindful of serving sizes and overall daily calorie goals when enjoying these popular treats.

Key Points

Official Calorie Count: A Kirkland Signature butter croissant contains 320 calories per serving, according to Costco's own retail site.
High in Fat: With 17g of total fat, including 11g of saturated fat, the croissant's high-calorie count is largely due to its buttery recipe.
Low in Nutrition: The croissant is low in protein and fiber, making it a less satiating and less nutritionally dense snack.
Compare with Caution: Different brands and sizes of croissants have varying calorie counts; Costco's is comparable to other large bakery croissants but higher than a generic medium one.
Enjoy in Moderation: To manage intake, consider sharing, enjoying it as an occasional treat, or opting for smaller-sized pastries.
Find Alternatives: For a more balanced diet, healthier and lower-calorie snack options are widely available at Costco, including nuts, fruit bars, and protein sticks.

What is the official calorie count for a Costco croissant?

While different sources report slightly varying figures, the most reliable data comes directly from Costco's own service. According to the product page for Kirkland Signature Butter Croissants on Costco's same-day delivery site, each croissant contains 320 calories. Other nutrition tracking apps have sometimes listed this figure as 300 calories, which may be based on an older or slightly different product formulation. For the most accurate information, the 320-calorie figure from the official retail site is the most definitive.

A complete nutritional breakdown

Beyond just the calorie count, the nutritional profile of a Kirkland Signature butter croissant sheds light on why it's so high in energy. Its rich, flaky texture is a result of a high-fat content, primarily from butter.

Here is a detailed look at the macronutrients and key components for one 320-calorie serving, based on official data:

Total Fat: 17 grams (22% Daily Value)
Saturated Fat: 11 grams (55% Daily Value)
Trans Fat: 0.5 grams
Cholesterol: 60 milligrams (20% Daily Value)
Sodium: 330 milligrams (14% Daily Value)
Total Carbohydrates: 30 grams (11% Daily Value)
Dietary Fiber: 1 gram (4% Daily Value)
Total Sugars: 5 grams
Protein: 6 grams

It's worth noting that the high percentage of saturated fat and the presence of trans fat contribute significantly to the total calories. The carbohydrate content is also substantial, while protein and fiber are relatively low. This combination means the croissant provides a quick source of energy that is not particularly satiating.

How Costco's croissant stacks up

To put the 320-calorie Costco croissant into perspective, it's helpful to compare it with similar products from other retailers. This comparison reveals that while Costco's offering is rich, it's not an outlier in the world of large, bakery-style croissants.

Croissant calorie comparison table


Item	Calories	Notes	Source
Costco Croissant	320	Official Costco delivery data for Kirkland Signature butter croissant.
Starbucks Chocolate Croissant	300	A slightly lower-calorie choice for a chocolate variation.
Dunkin' Donuts Plain Croissant	340	A fast-food option with a slightly higher calorie count.
Medium Butter Croissant (Generic)	231	A typical, medium-sized butter croissant, smaller than the Costco version.
Trader Joe's Chocolate Croissant	320	Similar caloric content to Costco's, but for a filled pastry.

This table illustrates that the calorie count for a Costco croissant is in line with other large, commercial bakery croissants. The size difference is often the most significant factor, which is why a generic medium croissant can be substantially lower in calories.

The ingredients behind the buttery layers

The high calorie and fat content are directly linked to the ingredients used to create the croissant's signature flaky layers. The primary components are flour, butter, water, and yeast, along with a few other items to ensure its consistency and flavor. The recipe relies on laminating the dough with substantial amounts of butter, which is what gives the pastry its delicate, airy texture and rich taste. This process is what makes the croissant so appealing, but also calorie-dense.

How to enjoy a Costco croissant mindfully

For those watching their caloric intake, the good news is you can still enjoy a Costco croissant with a few simple strategies:

Portion Control: Instead of eating a whole croissant, consider cutting it in half and pairing it with a lower-calorie, protein-rich food like Greek yogurt or a hard-boiled egg.
Share with Others: The bulk-sized pack is perfect for sharing with family and friends, which also helps manage portion sizes naturally.
Make it a Special Treat: Don't eat croissants every day. Save them for a weekend treat or a special occasion to keep them from becoming a regular source of high calories.
Consider Alternatives: If you need a regular pastry fix, look for lighter options or smaller versions of baked goods. The Costco mini-croissants, for example, are a significantly lower-calorie alternative.

Conclusion: Savor the indulgence

Ultimately, a Kirkland Signature butter croissant from Costco is a delicious, calorie-dense baked good, containing approximately 320 calories per serving. The high fat and carbohydrate content are what create its desirable flavor and texture, but also what necessitates moderation for those concerned with their diet. By being mindful of the serving size and balancing your intake with other healthier food options, you can still enjoy this popular bakery treat as an occasional indulgence. For those seeking lower-calorie or more nutrient-dense alternatives, Costco's own stores and other retailers offer a variety of options that can satisfy your cravings without the caloric load.

This article is intended for informational purposes and should not be considered medical or nutritional advice. Always consult with a healthcare professional or a registered dietitian for personalized dietary guidance.

Healthier Costco snack alternatives

High-protein options: Look for things like Kirkland's cheese, fruit, and nut packs or Chomps beef sticks for a more satiating snack.
Crunchy & savory: Baked pea crisps or roasted seaweed snacks are low in calories and fat.
Sweet & fruity: Grab a bag of Kirkland Organic Dried Mangoes or a pack of That's it Mini Fruit Bars.
Fiber-rich crackers: Try almond flour crackers or Triscuits for a filling crunch with healthier ingredients.
Meal replacement bars: RX Bars offer a great protein and fiber boost for a more balanced calorie profile.

Conclusion

For those wondering how many calories a croissant from Costco has, the definitive answer is 320 calories per croissant based on official product information. This caloric content is primarily due to its rich butter and carbohydrate profile, which gives it its flaky texture. While certainly a treat and not a health food, it can be enjoyed in moderation by keeping portion sizes in check. For everyday snacking, exploring some of the many healthier alternatives available at Costco can help maintain a balanced diet.

Frequently Asked Questions

No, Costco croissants are not considered a healthy food. They are high in calories, fat (especially saturated fat), and carbohydrates, while being low in protein and fiber. They are best enjoyed as an occasional treat in moderation.

A Kirkland Signature butter croissant contains approximately 30 grams of carbohydrates per serving. This is a substantial portion of the daily recommended carbohydrate intake for many people.

The primary ingredients are enriched flour and a large amount of butter. The high butter content is responsible for the flaky texture and rich flavor, as well as the significant calorie and fat count.

Yes, Costco typically provides nutritional information sheets for their bakery items. You can often find these posted on a wall near the bakery section or request them from an employee.

To reduce the calorie load, you can eat only a half or a quarter of the croissant instead of the whole thing. Pairing a smaller portion with a low-calorie, high-protein food can also make for a more balanced snack.

Yes, Costco has offered mini croissants in the past. While not always in stock, these smaller versions contain fewer calories per piece than the large, standard-sized ones.

The Kirkland Signature butter croissants sold in the bakery section are the standard item. Food courts may have different versions, but the most commonly cited data is for the bulk-pack bakery items.

A Costco croissant typically has more calories than a generic, medium-sized butter croissant (320 kcal vs ~231 kcal) due to its larger size and rich butter content.