Costco's hourly workers make more than $20 an hour on average. Comparably, the national average for all retail sales workers is around $11.39 an hour.
The average annual pay for lower level management jobs, meanwhile, is $53,956, as of 2014. The warehouse retailer has historically earned positive marks for its good treatment of workers. For example, about 88 percent of all its employees receive employer-subsidized health care. Also, 15 percent of its workforce is unionized, and its turnover rate is 24 percent. Its CEO is on record as supporting an increase in the federal minimum wage to higher than $10 an hour.