These are the prices shown by the publishers; itâs tough to know how much demand there is at these price points (though some of the placements are currently âsold out,â indicating that there are some buyers at these prices). In 2014 our data showed the average CPM to be $3.10. After updating our data in 2015, the above shows the average CPM has risen by nearly 15% to $3.56. Another data point (from a small sample size) comes from Hochman Consultants. Theyâve tracked advertising costs for their clients over the past several years: