Stadium: Viking Pavillion Round: 1
Home Manager: Barret Peery Away Manager: Bill Evans
| NCAAB | 2019/02/03 02:05 | Portland State v Idaho St | W | 67-69 |
| NCAAB | 2018/02/17 21:00 | Idaho St v Portland State | L | 77-91 |
| NCAAB | 2018/01/19 02:00 | Portland State v Idaho St | L | 87-83 |
| NCAAB | 2017/02/10 03:05 | Idaho St v Portland State | L | 69-74 |
| NCAAB | 2016/02/12 02:00 | Idaho St v Portland State | W | 88-71 |
| NCAAB | 2016/01/17 03:05 | Portland State v Idaho St | W | 70-73 |
| NCAAB | 2015/01/25 02:05 | Idaho St v Portland State | W | 80-76 |
| NCAAB | 2014/03/08 12:00 | Portland State v Idaho St | L | 78-74 |
| NCAAB | 2019/02/17 02:05 | Montana v Idaho St | L | 80-68 |
| NCAAB | 2019/02/15 02:05 | Montana State v Idaho St | L | 84-76 |
| NCAAB | 2019/02/09 21:00 | Idaho St v Southern Utah | L | 72-78 |
| NCAAB | 2019/02/08 01:30 | Idaho St v Northern Arizona | W | 81-79 |
| NCAAB | 2019/02/03 02:05 | Portland State v Idaho St | W | 67-69 |
| NCAAB | 2019/02/01 02:05 | Sacramento State v Idaho St | L | 74-58 |
| NCAAB | 2019/01/26 21:00 | Idaho St v Montana State | L | 84-104 |
| NCAAB | 2019/01/25 02:00 | Idaho St v Montana | L | 69-80 |
| NCAAB | 2019/02/17 03:05 | Southern Utah v Portland State | W | 69-78 |
| NCAAB | 2019/02/15 03:05 | Northern Arizona v Portland State | W | 94-103 |
| NCAAB | 2019/02/12 03:35 | Portland State v Sacramento State | L | 67-78 |
| NCAAB | 2019/02/08 02:00 | Portland State v Northern Colorado | L | 62-80 |
| NCAAB | 2019/02/03 02:05 | Portland State v Idaho St | L | 67-69 |
| NCAAB | 2019/02/01 02:00 | Portland State v Weber State | W | 76-75 |
| NCAAB | 2019/01/27 03:05 | Idaho v Portland State | W | 53-69 |
| NCAAB | 2019/01/25 03:05 | Eastern Washington v Portland State | W | 65-78 |