The 2017 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 in February 2017. The season progressed through the regular season, many conference tournaments and championship series, and concluded with the 2017 NCAA Division I baseball tournament and 2017 College World Series. The College World Series, consisted of the eight remaining teams in the NCAA tournament and held annually in Omaha, Nebraska, at TD Ameritrade Park Omaha, ended June 27, 2017.
The 2017 season was also the last for one school's baseball program, and the last for two other programs in their then-current conferences. In addition, the last remaining Division I independent left for its full-time home of Division II.
Of the 31 Division I athletic conferences that sponsor baseball, 29 end their regular seasons with a single-elimination tournament or a double-elimination tournament. The teams in each conference that win their regular season title are given the number one seed in each tournament. Two conferences, the Big West and Pac-12, do not hold a conference tournament. The winners of these tournaments, plus the Big West and Pac-12 regular-season champions, receive automatic invitations to the 2017 NCAA Division I baseball tournament.
The 2017 College World Series began on June 17 in Omaha, Nebraska.
This table lists programs that changed head coaches at any point from the first day of the 2017 season until the day before the first day of the 2018 season.
2016 teams with an average home attendance of at least 10,000: