The new muffins are single packed and different flavors. Always enjoy what different treats they bring with the seasons.
May 24 · Nichole BlackCostco Bakery
1444 S Sossaman Rd #1028b, Mesa, AZ 85209, USA
Directory information can change. Confirm current hours, prices, products, dietary needs, and custom-order requirements directly with the bakery.

Essential details
- Address
- 1444 S Sossaman Rd #1028b, Mesa, AZ 85209, USA
- Phone
- (480) 333-6552
- Website
- Visit official site
- Rating signal
- 4.0 from 7 recorded reviews
Listed operating hours
- Monday10:00 AM – 8:30 PM
- Tuesday10:00 AM – 8:30 PM
- Wednesday10:00 AM – 8:30 PM
- Thursday10:00 AM – 8:30 PM
- Friday10:00 AM – 8:30 PM
- Saturday9:30 AM – 6:00 PM
- Sunday10:00 AM – 6:00 PM
About and visit notes
Introduction / Overview
For Arizona residents in the Mesa area, particularly those planning large gatherings, events, or simply stocking up for the week, the Costco Bakery located within the Mesa warehouse at 1444 S Sossaman Rd is an essential and trusted resource. Operating under the renowned Costco name, this bakery is synonymous with immense value, generous portions, and consistent quality, offering a wide array of baked goods that cater to bulk buying needs.
The Costco Bakery is celebrated for its signature Kirkland Signature products, which include famously large, flavorful muffins, seasonal pies, and their legendary half-sheet cakes—a staple for birthday parties, graduations, and other major celebrations across the East Valley. The bakery constantly rotates its seasonal offerings, allowing local customers to enjoy fresh, timely treats like pumpkin spice loaves in the fall or strawberry streusel cheesecakes in the summer, keeping the selection fresh and exciting throughout the year. The entire operation is geared towards efficiency and high volume, ensuring that while the quantity is substantial, the quality remains a top priority.
Customers visiting the Mesa location come with the expectation of leaving with multiple-packs of their favorites, such as the new, single-packed muffin flavors, various rolls and breads, or one of the decadent bar cakes. The bakery's model makes it perfect for local users who value convenience and affordability without having to sacrifice a homemade taste.
Location and Accessibility
The Costco Bakery is strategically positioned inside the Costco Wholesale warehouse, ensuring it’s a central point during a local resident's shopping trip. The Mesa warehouse location is easy to find and highly accessible from surrounding East Valley neighborhoods.
Address:
1444 S Sossaman Rd #1028b, Mesa, AZ 85209, USA
Phone:
(480) 333-6552
Mobile Phone:
+1 480-333-6552
Accessibility and convenience are foundational to the warehouse experience, providing a user-friendly environment for all Arizona members:
- Wheelchair Accessible Entrance: Ensures seamless entry into the warehouse and access to the bakery department.
- Wheelchair Accessible Parking Lot: Dedicated spaces are available for comfortable and convenient parking.
- In-store Pickup: Facilitates quick retrieval of custom cake orders and pre-arranged items.
- Takeout: All items are packaged for easy transport, supporting quick visits and efficient shopping.
- Quick Visit Planning: The bakery section is structured for members who need to quickly grab their baked goods and proceed, though the checkout lines can sometimes be long due to the popularity of the entire warehouse.
- Payment Flexibility: Accepts major Credit cards, Debit cards, and NFC mobile payments for fast transactions at the checkout.
Services Offered
The Mesa Costco Bakery provides a concentrated range of bakery services, specializing in high-demand, large-format products:
- Large Format Cake Ordering: The flagship service is the ordering of custom half-sheet cakes (serving up to 48 people) and 10-inch round cakes (serving 16). Ordering is done via an in-person, fill-out form at the bakery kiosk, typically requiring a 24-48 hour lead time.
- Limited Customization: Custom cakes offer choices between two standard base flavors (white with vanilla cheesecake mousse filling or chocolate with chocolate mousse filling) and a selection of classic designs, along with personalized written messages.
- Bulk Muffins and Pastries: Daily production of famous Kirkland Signature muffins (now in single-flavor packs), morning buns, butter croissants, and Danish pastries, all sold in generous packs.
- Seasonal Dessert Specialties: Introduction of limited-time items to reflect the season, such as the popular Pumpkin Pie, Tres Leches Bar Cake, or Lemon Raspberry treats.
- Variety of Fresh Breads and Rolls: Offering high-volume packages of bread products, including large rustic Italian loaves, dinner rolls (like the savory Garlic Parmesan Butter rolls), and brioche buns.
- Dessert Bars and Cookies: Availability of popular items like dessert bars, large cookie trays, and convenient frozen cookie dough for baking at home.
Features / Highlights
The unique selling points of the Costco Bakery that make it a local favorite in Arizona include:
- Exceptional Value: The pricing on the large-format cakes and bulk pastries is virtually unmatched in the local market, making it the most cost-effective solution for catering parties and events.
- Famous Kirkland Signature Quality: Products like the muffins, pies, and bar cakes consistently receive high praise from members for their taste and value, often being compared favorably to specialty bakeries.
- Simplicity of Custom Ordering: While the process is strictly in-person via a simple paper form, the system is reliable, and the quick 24-hour turnaround on basic custom cakes is highly convenient for last-minute party planning.
- Seasonal Variety: The dynamic rotation of seasonal items ensures there is always something new and exciting to try, such as the highly anticipated return of the Tiramisu Bar Cake or other holiday specials.
- One-Stop Shopping: The integration within the Costco Superstore means members can buy all their party supplies, groceries, and a large custom cake in one efficient trip.
- Portion Sizes for the Crowd: All items are geared toward feeding a large group, offering maximum convenience for hosts and family cooks in the Mesa area.
What is Worth Choosing
For Arizona customers in and around Mesa, the Costco Bakery is the superior choice when the primary need is high quantity, affordability, and reliable quality for a large number of people. It is the definitive local option for large celebrations where budget and serving capacity are key concerns. Where else can you find a massive, moist sheet cake or a large tray of fresh muffins at a fraction of the cost found at traditional retail bakeries?
Choosing the Costco Bakery means leveraging the membership's benefits for your dessert needs. You get famous products like the new single-packed muffins for easy breakfast preparation or a delicious, ready-to-serve refrigerated bar cake for impromptu entertaining. While the custom cake options are limited to a few popular flavor/filling combinations (white vanilla or chocolate), they are perfectly suited for adding a personalized touch to any large gathering. For value, portion size, and reliable service, the Mesa Costco Bakery is unbeatable for the local Arizona community.
Services and accessibility
These attributes come from the directory record and should be confirmed when essential.
Service options
- In-store pickup
- Takeout
Accessibility
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
Planning
- Quick visit
Payments
- Credit cards
- Debit cards
- NFC mobile payments
See the bakery
Reviews and recurring themes
Read individual comments as personal experiences, not verified guarantees.
I hate having to wait in line for checkout.Then having to waiting in line to leave.
Dec 28 · Greg EatonMy favorite place for country bread, croissants and pies.
Dec 7 · Lauretta RobbinsOutstanding selection!
Jan 14 · Pete HereauxCompare another bakery nearby
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This page combines directory records, available business details, submitted photos, and visitor feedback. Information may be incomplete or change without notice. For corrections, contact server@heavenlydelightsbakery.com.
