The 2004 NCAA Division I baseball season, play of college baseball in the United States organized by the National Collegiate Athletic Association (NCAA) at the Division I level, began on January 16, 2004. The season progressed through the regular season, many conference tournaments and championship series, and concluded with the 2004 NCAA Division I Baseball Tournament and 2004 College World Series. The College World Series, which consisted of the eight remaining teams in the NCAA Tournament, was held in its annual location of Omaha, Nebraska at Rosenblatt Stadium. It concluded on June 27, 2004, with the final game of the best of three championship series. Cal State Fullerton defeated Texas two games to none to claim its fourth championship.