The very first Costco store opened over 40 years ago, on September 15, 1983, in Seattle, Washington. Closer to home, the first modern Costco Wholesale warehouse store in Minnesota opened on October 4, 2000, in St. Louis Park. So just how many Costco warehouse stores are there in the Land of 10,000 Lakes in 2026? Costco Brings Back Kirkland Cinnamon Raisin BagelsThis Warehouse Runner story notes that these breakfast favorites have been confirmed at 605 Costco Warehouse locations, though it's not known if any of those are in Minnesota as of yet. Parade also notes that in addition to bringing back this fan favorite, Costco also Costco recently transitioned its bagel lineup from 12-count multipacks to individual 8-count packages, with varieties including cinnamon raisin, plain, Asiago cheese, and everything.