The 2018 NCAA Division II baseball tournament decided the champion of baseball in NCAA Division II for the 2018 season. The claimed their first national title. In the final, Augustana defeated the . The Cougars made their eighth appearance in the College World Series, having won the event in 2002 and two other times finished as runner up.
Hosted by Millersville at Bennett J. Cooper Park.<br>
Hosted by Southern Arkansas at Goodheart Field at Walker Stadium.<br>
Hosted by New Haven at Frank Vieira Field.<br>
Hosted by UIS at UIS Baseball Field.<br>
Hosted by Florida Southern at Henley Field.<br>
Hosted by North Greenville at Ashmore Field.<br>
Hosted by West Texas A&M at Wilder Park.<br>
Hosted by Azusa Pacific at Cougar Baseball Field.<br>
All Games Played at USA Baseball National Training Complex in Cary, North Carolina