Updated October 16, 2026
Quick answer
Kirkland Signature muffins cost $6.99 for an 8-pack in 2026 (they used to come in 12s). Current flavors include triple chocolate, blueberries & cream, pumpkin streusel (fall), cinnamon chip, butter pecan and corn. Each muffin is about 4 oz, and the triple chocolate is in stock at every tracked warehouse.
$6.99
8-pack
~4 oz
Each
6+
Flavors
All
Stores (triple choc.)
Costco Muffin Flavors & Availability
| Muffins (8-pack) | Price | Availability |
|---|---|---|
| Triple Chocolate | $6.99 | All stores |
| Blueberries & Cream | $6.99 | 600+ stores |
| Pumpkin Streusel | $6.99 | Fall |
| Cinnamon Chip | $6.99 | 550+ stores |
| Butter Pecan | $6.99 | 450+ stores |
| Corn | $6.99 | 350+ stores |
| Vanilla Chocolate Chip | $6.99 | 600+ stores |
Storage
- Room temperature, sealed: 2–3 days
- Freeze individually wrapped for up to 3 months
- Reheat 15–20 seconds in the microwave
Costco Muffins 2026 FAQ
How much are Costco muffins?
$6.99 for 8 Kirkland Signature muffins.
Why are Costco muffins 8 now instead of 12?
Costco switched most flavors to 8-packs at the same price.
What muffin flavors does Costco have?
Triple chocolate, blueberries & cream, pumpkin streusel, cinnamon chip, butter pecan, corn and vanilla chocolate chip.
Related: Costco bakery menu · Coffee cake · Cupcakes
Costco-Cakes.com is an independent guide, not affiliated with or endorsed by Costco Wholesale Corporation. Prices and availability vary by warehouse.