Costco Opening In 2024. Costco already has around 600 locations in the united states, but it's always looking for opportunities to expand. One is set to open in southfield, mich., in january, while the other is set to open in anchorage, alaska, in february.

One is set to open in southfield, mich., in january, while the other is set to open in anchorage, alaska, in february. Costco opened three new warehouses last month (july 2024).