Costco International Comparable Sales Outpace U.S. and Canada
Other International comparable sales rose 11.2% in Costco’s third quarter of fiscal 2026, ahead of the U.S. (9.4%) and Canada (10.7%). Over the first 48 weeks, international growth was 9.8% versus 8.1% in both the U.S. and Canada. Costco expects strong international expansion, supported by new-market capacity and deeper membership engagement.