In addition, your location will. Webseventy cents of every dollar spent by costco goes to employee wages, he noted, and the company has a 7 percent turnover rate, compared to 60 to 70 percent at. Few companies succeed in growing at a sustainable rate over time. The reason is that leaders give in to the temptation to grow in ways that overlook. Weba card ranges $120 to $60 annually, all built on the lure of saving. The company is built to make members feel like they’re recouping their value and finding a. Webmany sources on salary information pin the average costco manager’s annual salary at around $50,000. Still, managers of larger stores in areas with a higher cost of. Webthe average u. s. Costco member has a household income of $100,000, well above shoppers at target ($89,400), sam’s club ($86,900), and walmart.