1988–89 NCAA Division I men's ice hockey season

The 1988–89 NCAA Division I men's ice hockey season began in October 1988 and concluded with the 1989 NCAA Division I Men's Ice Hockey Tournament's championship game on April 1, 1989 at the St. Paul Civic Center in Saint Paul, Minnesota. This was the 42nd season in which an NCAA ice hockey championship was held and is the 95th year overall where an NCAA school fielded a team.

Pre-season polls
The top teams in the nation as ranked before the start of the season.

The WMPL poll was voted on by coaches. The College Hockey Statistics Bureau (CHSB) / WMEB poll was voted on by media.

The College Hockey Statistics Bureau started ranking 15 teams in 1988.

KBJR-TV of Duluth, Minnesota started a coaches poll for its nationally syndicated show, College Hockey USA. For unknown reasons, the station stopped conducting the poll at the end of January 1990.

Final regular season polls
The final top 10 teams as ranked by coaches (WMPL) before the conference tournament finals.

The final media poll (CHSB/WDOM) was released after the conference tournament finals.

Scoring leaders
The following players led the league in points at the conclusion of the season.

GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes

Leading goaltenders
The following goaltenders led the league in goals against average at the end of the regular season while playing at least 33% of their team's total minutes.

GP = Games played; Min = Minutes played; W = Wins; L = Losses; OT = Overtime/shootout losses; GA = Goals against; SO = Shutouts; SV% = Save percentage; GAA = Goals against average

1989 NHL Entry Draft
† incoming freshman