Costco hiking membership fees for first time since 2017—here’s how much it will cost New York Post Costco to raise membership fees and rewards starting September The Seattle TimesCostco hikes membership fee for the first time since 2017 CNBCCostco Stock Rises. It’s Increasing Its Membership Fee for the First Time Since 2017. Barron’sCostco raises membership fee for first time in 7 years Axios