| 2018 NCAA Division I baseball season | |
|---|---|
| Duration | February 12 – June 28, 2018 |
| Number of teams | 299 |
| Preseason No. 1 | Florida (Unanimous) |
| Defending Champions | Florida |
| TV partner/s | ESPN |
| Tournament | |
| Duration | June 1–28, 2018 |
| Most conference bids | SEC (10) |
| College World Series | |
| Champions | Oregon State (3rd title) |
| Runners-up | Arkansas (9th CWS Appearance) |
| Winning Coach | Pat Casey (3rd title) |
| MOP | Adley Rutschman (Oregon State) |
| Seasons | |
The 2018 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 2018. The season progressed through the regular season, many conference tournaments and championship series, and concluded with the 2018 NCAA Division I baseball tournament and 2018 College World Series. The College World Series, consisting of the eight remaining teams in the NCAA tournament and held annually in Omaha, Nebraska, at TD Ameritrade Park Omaha, ended on June 28, 2018.