Michael is of an English, Irish, Scottish, and Welsh ancestry. Micahel attended Mt. Whitney High School and later joined Villa Park High School, from where he graduated in 1973. After that, he moved to California State University, Fullerton, where he earned a BA in marketing and finance in 1978.
Michael debuted through an independent film, Sizzle Beach, U.S.A., which was directed by Richard Brander. In 1982; he made his brief appearance in an American comedy film, Night Shift, which was directed by Ron Howard. The movie made a box office collection of $21,095,638.
After a year, Michael appeared in an American theatrical dramatic movie, Table for Five, directed by Robert Lieberman. The total budget for the movie was $8 million, which collected $2,439,705. Later he featured in romantic comedy sports film, Bull Durham along with Susan Sarandon, and Tim Robbins. The movie's box office collection was $58 while the budget was f $7.5 million.
Similarly, Michael is also known for his work in numerous movies including, Field of Dreams, Dances with Wolves, Revenge, Robin Hood: Prince of Thieves, The Bodyguard, Perfect World, Wyatt Earn, The Postman, Tin Cup, and Swing Vote, etc.
Micahel is the holder of American nationality and belongs to white ethnicity. He began dating his girlfriend Cindy Silva and after dating for three years, the couple married and blessed with three children Anne "Annie" Clayton, Lily McCall, Joseph "Joe" Tedrick. However, the couple couldn't continue their married after 1994. After that, he had an affair with Bridget Rooney with her Micahel has a son Liam Timothy Costner.
Later, Kevin Michael began dating Birgit Cunningham; however, the couple didn't marry. He has a list of girlfriends; he also dated, Elle Macpherson, a supermodel. Leaving Elle, he married four year dated girlfriend, Christine Baumgartner, at his ranch in Aspen, Colorado; with her, Costner has three children Cayden, Hayes, and Grace. The couple lives a happily married life and has no any rumor of divorce.
One of the most talented actors, producer, director, and musician, Michael earns a huge amount of money from his professional movie career. He is one of the highest paid actors who charge $10 million for a movie. His current net worth is estimated to be $150 million. Likewise, he has a lavish house in Los Angeles costing $5 million. He drives Audi Q7; price ranges from $48,300 to 61,900 and Audi S8 worth $115,825.