Capital Cougars
First meeting: Oct. 5, 1979 - Kelso 21, Capital 14
Latest meeting: Sept. 8, 2023 - Kelso 48, Capital 20
Next meeting: Sept. 11, 2026
Meetings total: 6
All-time series: Kelso Leads 4-0
League series: n/a
Post-season series: n/a
Largest victory: Kelso, 47-14 (2022)
Longest win streak: Kelso, 3 (2000-present)
Current win streak: Kelso, 3 (2000-present)
| Capital Victories | Kelso Victories | Tie Games |
| No. | Date | Winning Team | Losing Team | |||
| 1 | Oct. 5, 1979 | at Kelso | 21 | Capital | 14 | |
| 2 | Oct. 24, 1980 | Capital | 27 | at Kelso | 16 | |
| 3 | Sept. 10, 1999 | Capital | 27 | at Kelso | 20 | |
| 4 | Sept. 8, 2000 | at Kelso | 42 | Capital | 27 | |
| 5 | Sept. 9, 2022 | Kelso | 47 | at Capital | 14 | |
| 6 | Sept. 8, 2023 | at Kelso | 48 | Capital | 20 | |
| 7 | Sept. 11, 2026 | Kelso | at Capital | |||