The 2018 NCAA Division I Baseball Tournament began on Friday, June 1, 2018 as part of the 2018 NCAA Division I baseball season. The 64-team, double-elimination tournament concluded with the 2018 College World Series in Omaha, Nebraska, starting on June 16 and ended on June 28. The Oregon State Beavers defeated the Arkansas Razorbacks in the best-of-three final series to win the championship.