Ken Crain has been practicing law in Williamson County, Texas, since 1985. He graduated from the U.S. Naval Academy in Annapolis, Maryland, in June 1976. He served on active duty in the U.S. Navy from 1976 until 1981 as a surface warfare officer.  He entered law school at the University of Texas in Austin in 1981 and graduated from law school in May 1984. Ken was licensed to practice law in Texas in November 1984.

Ken was an Assistant County Attorney in Georgetown from January 1985 to June 1986. As a misdemeanor prosecutor, he prosecuted hundreds of misdemeanor criminal cases, including DWI's, theft by check, assaults, shoplifting cases, driving while license suspended cases, public intoxication cases, traffic tickets, and many other kinds of misdemeanor cases.

Ken has been in private practice in Georgetown since June 1986, for over twenty years.