Record: 142-103, .580 W-L% (7th of 32) (Schedule and Results)
*Record does not reflect forfeits or vacated games.
SRS: 3.63 (10th of 32) ▪ SOS: 2.43 (11th of 32)
Regular Season Champion: Gonzaga
Tournament Champion: Gonzaga
NCAA Tournament: 2 (Gonzaga and Saint Mary's (CA))
Ranked in Preseason AP Poll: 1 (Gonzaga)
Ranked in Final AP Poll: 1 (Gonzaga)
| Date | Visitor/Neutral | PTS | Home/Neutral | PTS | OT | Notes |
|---|---|---|---|---|---|---|
| Thu, Jan 6, 2005 | Portland | 45 | Saint Mary's (CA) | 66 | ||
| Thu, Jan 6, 2005 | Gonzaga | 91 | Santa Clara | 87 | ||
| Fri, Jan 7, 2005 | San Francisco | 65 | Loyola Marymount | 68 | ||
| Fri, Jan 7, 2005 | San Diego | 67 | Pepperdine | 83 | ||
| Sat, Jan 8, 2005 | Gonzaga | 81 | Saint Mary's (CA) | 89 | ||
| Sat, Jan 8, 2005 | Portland | 63 | Santa Clara | 76 | ||
| Sun, Jan 9, 2005 | San Diego | 68 | Loyola Marymount | 65 | ||
| Sun, Jan 9, 2005 | San Francisco | 57 | Pepperdine | 64 | ||
| Thu, Jan 13, 2005 | Loyola Marymount | 65 | Gonzaga | 76 | ||
| Thu, Jan 13, 2005 | Pepperdine | 71 | Portland | 81 | ||
| Sat, Jan 15, 2005 | Pepperdine | 62 | Gonzaga | 86 | ||
| Sat, Jan 15, 2005 | Santa Clara | 65 | Saint Mary's (CA) | 42 | ||
| Sat, Jan 15, 2005 | San Diego | 82 | San Francisco | 87 | OT | |
| Sun, Jan 16, 2005 | Loyola Marymount | 57 | Portland | 74 | ||
| Thu, Jan 20, 2005 | Santa Clara | 68 | Loyola Marymount | 57 | ||
| Thu, Jan 20, 2005 | Saint Mary's (CA) | 70 | Pepperdine | 63 | ||
| Thu, Jan 20, 2005 | Portland | 58 | San Diego | 92 | ||
| Thu, Jan 20, 2005 | Gonzaga | 70 | San Francisco | 73 | ||
| Sat, Jan 22, 2005 | Saint Mary's (CA) | 83 | Loyola Marymount | 66 | ||
| Sat, Jan 22, 2005 | Santa Clara | 83 | Pepperdine | 71 | ||
| Date | Visitor/Neutral | PTS | Home/Neutral | PTS | OT | Notes |
| Sat, Jan 22, 2005 | Gonzaga | 68 | San Diego | 56 | ||
| Sat, Jan 22, 2005 | Portland | 70 | San Francisco | 74 | OT | |
| Thu, Jan 27, 2005 | San Diego | 69 | Saint Mary's (CA) | 79 | ||
| Thu, Jan 27, 2005 | San Francisco | 62 | Santa Clara | 60 | ||
| Sat, Jan 29, 2005 | Portland | 79 | Gonzaga | 91 | ||
| Sat, Jan 29, 2005 | Pepperdine | 46 | Loyola Marymount | 63 | ||
| Sat, Jan 29, 2005 | San Diego | 73 | Santa Clara | 85 | ||
| Sun, Jan 30, 2005 | San Francisco | 64 | Saint Mary's (CA) | 68 | ||
| Thu, Feb 3, 2005 | Saint Mary's (CA) | 63 | Gonzaga | 68 | ||
| Thu, Feb 3, 2005 | Santa Clara | 62 | Portland | 75 | ||
| Thu, Feb 3, 2005 | Loyola Marymount | 70 | San Diego | 77 | ||
| Thu, Feb 3, 2005 | Pepperdine | 85 | San Francisco | 68 | ||
| Sat, Feb 5, 2005 | Santa Clara | 75 | Gonzaga | 92 | ||
| Sat, Feb 5, 2005 | Saint Mary's (CA) | 73 | Portland | 72 | ||
| Sat, Feb 5, 2005 | Pepperdine | 88 | San Diego | 92 | ||
| Sat, Feb 5, 2005 | Loyola Marymount | 50 | San Francisco | 49 | ||
| Wed, Feb 9, 2005 | San Francisco | 61 | San Diego | 69 | ||
| Thu, Feb 10, 2005 | Portland | 54 | Loyola Marymount | 50 | ||
| Thu, Feb 10, 2005 | Gonzaga | 82 | Pepperdine | 75 | ||
| Fri, Feb 11, 2005 | Saint Mary's (CA) | 76 | Santa Clara | 78 | ||
| Date | Visitor/Neutral | PTS | Home/Neutral | PTS | OT | Notes |
| Sat, Feb 12, 2005 | Gonzaga | 61 | Loyola Marymount | 58 | ||
| Sat, Feb 12, 2005 | Portland | 66 | Pepperdine | 72 | ||
| Thu, Feb 17, 2005 | San Diego | 73 | Gonzaga | 90 | ||
| Thu, Feb 17, 2005 | San Francisco | 58 | Portland | 56 | ||
| Thu, Feb 17, 2005 | Loyola Marymount | 71 | Saint Mary's (CA) | 72 | ||
| Thu, Feb 17, 2005 | Pepperdine | 97 | Santa Clara | 93 | OT | |
| Sat, Feb 19, 2005 | San Francisco | 73 | Gonzaga | 75 | ||
| Sat, Feb 19, 2005 | San Diego | 89 | Portland | 73 | ||
| Sat, Feb 19, 2005 | Pepperdine | 69 | Saint Mary's (CA) | 81 | ||
| Sat, Feb 19, 2005 | Loyola Marymount | 70 | Santa Clara | 78 | ||
| Thu, Feb 24, 2005 | Gonzaga | 84 | Portland | 68 | ||
| Thu, Feb 24, 2005 | Santa Clara | 73 | San Diego | 87 | ||
| Thu, Feb 24, 2005 | Saint Mary's (CA) | 81 | San Francisco | 77 | 3OT | |
| Sat, Feb 26, 2005 | Loyola Marymount | 76 | Pepperdine | 82 | ||
| Sat, Feb 26, 2005 | Saint Mary's (CA) | 86 | San Diego | 83 | ||
| Sat, Feb 26, 2005 | Santa Clara | 70 | San Francisco | 73 | ||
| Fri, Mar 4, 2005 | Pepperdine | 91 | Loyola Marymount | 79 | WCC First Round | |
| Fri, Mar 4, 2005 | San Francisco | 65 | Portland | 60 | WCC First Round | |
| Sat, Mar 5, 2005 | San Diego | 86 | Pepperdine | 80 | WCC Quarterfinal | |
| Sat, Mar 5, 2005 | San Francisco | 60 | Santa Clara | 67 | WCC Quarterfinal | |
| Date | Visitor/Neutral | PTS | Home/Neutral | PTS | OT | Notes |
| Sun, Mar 6, 2005 | Gonzaga | 90 | San Diego | 74 | WCC Semifinal | |
| Sun, Mar 6, 2005 | Saint Mary's (CA) | 69 | Santa Clara | 64 | WCC Semifinal | |
| Mon, Mar 7, 2005 | Gonzaga | 80 | Saint Mary's (CA) | 67 | WCC Final |