Avon, Indiana real estate What sets Avon, Indiana real estate agent, Chris Castetter apart from 6,200 other realtors  in the  Indianapolis areas? Statistics from The National Association of Realtors report that the average real estate agent has a career span of two years.  Chris Castetter is going on 16 successful years of selling real estate in Avon, Indiana, Plainfield, Indiana and all of Hendricks County.   The National Association of Realtors also reports that the average realtor across the country sells 12 homes per year.