Social Media Infographic: The cost of marketing on Facebook The average cost of a Facebook fan is $1.07. Read on to see what goes into that price, and how to make the most of it. By Kristin Long@KristinMLongDec. 6, 2011 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.