Idaho vs Portland State Series
Idaho leads the series with Portland State 5–1 across 6 meetings.
| MEETINGS | 6 |
| SERIES | Idaho leads 5–1 |
| IDAHO WINS | 5 |
| PORTLAND STATE WINS | 1 |
| STREAK | Idaho won the last 4 |
| LAST MEETING | Idaho 45, Portland State 6 · 2025 |
| FIRST ON RECORD | Idaho 20, Portland State 7 · 2018 |
