Cal Poly Mustangs vs San Diego
Series timeline
▲ Cal Poly Mustangs ahead (peak +7)
Cal Poly Mustangs San Diego Tie Postseason One meeting per cell
Longest streaks: Cal Poly Mustangs 4 (2012–2016), San Diego 1 (2016). Current: San Diego 1.
Splits
| Split | Cal Poly Mustangs record |
|---|---|
| Regular season | 9-3 |
| Hosted by Cal Poly Mustangs | 6-2 |
| Hosted by San Diego | 3-1 |
| Last 10 seasons (2013 to 2026) | 8-3 |
| Largest Cal Poly Mustangs win | 34-3 (2014) |
| Largest San Diego win | 35-21 (2016) |
Every meeting
2020s
| Season | Date | Winner | Score | Site | Round |
|---|---|---|---|---|---|
| 2026 | Sep 19, 2026 | San Diego | 38-35 | at Cal Poly Mustangs | Week 3 |
| 2025 | Aug 30, 2025 | Cal Poly Mustangs | 41-17 | at San Diego | Week 1 |
| 2024 | Aug 31, 2024 | San Diego | 27-21 | at San Diego | Week 1 |
| 2023 | Sep 2, 2023 | Cal Poly Mustangs | 27-10 | at Cal Poly Mustangs | Week 2 |
| 2022 | Sep 10, 2022 | Cal Poly Mustangs | 28-27 | at Cal Poly Mustangs | Week 3 |
| 2021 | Sep 4, 2021 | Cal Poly Mustangs | 28-17 | at San Diego | Week 2 |
2010s
| Season | Date | Winner | Score | Site | Round |
|---|---|---|---|---|---|
| 2019 | Aug 31, 2019 | Cal Poly Mustangs | 52-34 | at Cal Poly Mustangs | Week 2 |
| 2016 (1-1) | Sep 10, 2016 | Cal Poly Mustangs | 38-16 | at Cal Poly Mustangs | Week 3 |
| Nov 26, 2016 | San Diego | 35-21 | at Cal Poly Mustangs | Week 14 | |
| 2014 | Nov 22, 2014 | Cal Poly Mustangs | 34-3 | at San Diego | Week 13 |
| 2013 | Aug 31, 2013 | Cal Poly Mustangs | 38-16 | at Cal Poly Mustangs | Week 1 |
| 2012 | Sep 1, 2012 | Cal Poly Mustangs | 41-14 | at Cal Poly Mustangs | Week 1 |