Costco membership fees are going up for the first time since 2017 CNNCostco hikes membership fee for the first time since 2017 CNBCCostco raising membership fees for first time in seven years. Here’s how much NorthJersey.comCostco to raise membership fees and rewards starting September The Seattle TimesCostco Stock Rises. It’s Increasing Its Membership Fee for the First Time Since 2017. Barron’s