| Date | Match | Score | |
|---|---|---|---|
| W | 2026-02-28 | Colorado Rapids v Portland Timbers | 2–0 |
| L | 2025-05-29 | Portland Timbers v Colorado Rapids | 2–1 |
| L | 2025-03-23 | Colorado Rapids v Portland Timbers | 0–3 |
| W | 2024-09-15 | Colorado Rapids v Portland Timbers | 2–1 |
| L | 2024-02-25 | Portland Timbers v Colorado Rapids | 4–1 |
| L | 2023-09-24 | Portland Timbers v Colorado Rapids | 3–2 |
| D | 2023-07-13 | Colorado Rapids v Portland Timbers | 0–0 |
| L | 2022-06-26 | Portland Timbers v Colorado Rapids | 3–0 |
| W | 2022-05-01 | Colorado Rapids v Portland Timbers | 2–0 |
| L | 2021-11-25 | Colorado Rapids v Portland Timbers | 0–1 |
| W | 2021-10-24 | Colorado Rapids v Portland Timbers | 2–0 |
| D | 2021-09-16 | Portland Timbers v Colorado Rapids | 2–2 |
| W | 2020-11-05 | Portland Timbers v Colorado Rapids | 0–1 |
| D | 2019-07-14 | Portland Timbers v Colorado Rapids | 2–2 |
| D | 2019-03-02 | Colorado Rapids v Portland Timbers | 3–3 |
| L | 2018-09-09 | Portland Timbers v Colorado Rapids | 2–0 |
| L | 2018-05-27 | Colorado Rapids v Portland Timbers | 2–3 |
| L | 2017-08-24 | Portland Timbers v Colorado Rapids | 2–1 |
| W | 2017-06-18 | Colorado Rapids v Portland Timbers | 2–1 |
| L | 2016-10-16 | Portland Timbers v Colorado Rapids | 1–0 |
| W | 2016-10-02 | Colorado Rapids v Portland Timbers | 1–0 |
| D | 2016-07-05 | Colorado Rapids v Portland Timbers | 0–0 |
| L | 2015-10-25 | Portland Timbers v Colorado Rapids | 4–1 |
| L | 2015-05-31 | Colorado Rapids v Portland Timbers | 1–2 |
| D | 2014-09-14 | Colorado Rapids v Portland Timbers | 2–2 |
League meetings on record only — domestic cup and European ties are not yet in the archive, so this is the league ledger of the rivalry, not every match ever played. Results from PitchVAR's own football warehouse.