John King was elected Mayor in May 2013. He is a native Texan having grown up in a small town similar to the size of Rockdale. He served 20 years in the U.S. Air Force retiring as a Captain. He earned a bachelor's degree in electrical engineering from Oklahoma State University and a master's degree in electrical engineering from The Air Force Institute of Technology. He owned a computer manufacturing company until retiring at the end of 1995.
He and his wife Ann have lived in Rockdale since 1981. They have three children and six grandchildren. Two of their children reside in Rockdale.