New Mayor for Madisonville By Matt Markgraf • Nov 3, 2010 TweetShareGoogle+Email By David Schmoll Madisonville, KY – The city of Madisonville has a new mayor. Incumbent Will Cox lost by 72 votes to Republican challenger David Jackson. Jackson will take office in January. There is no word on whether Cox will ask for a recount. TweetShareGoogle+EmailView the discussion thread.