<human>:  What is the cost of living in St. Louis, Missouri?
<bot>: The cost of living in St. Louis, Missouri is relatively low compared to other U.S. cities. According to Numbeo's June 2020 Cost of Living Index, the index for St. Louis is 92.83, which is lower than the U.S. average of 100. This means that St. Louis is generally more affordable than most cities across the country.