Rockies vs Mariners: head-to-head
The Colorado Rockies and Seattle Mariners have met 6 times in StatsNext’s stored MLB results, from September 23, 2025 to September 20, 2026 (2 seasons). The Mariners lead 5-1.
Series summary
| Meetings | Games | COL wins | SEA wins | COL runs/g | SEA runs/g | Total runs/g |
|---|---|---|---|---|---|---|
| All meetings | 6 | 1 | 5 | 2.8 | 4.8 | 7.7 |
| At COL | 3 | 1 | 2 | 3.3 | 3.3 | 6.7 |
| At SEA | 3 | 0 | 3 | 2.3 | 6.3 | 8.7 |
| Last 5 | 5 | 1 | 4 | 2.8 | 5 | 7.8 |
Every stored meeting
| Date | Season | Venue | Score | Winner | Margin | Total |
|---|---|---|---|---|---|---|
| Sep 20, 2026 | 2026 | At COL | COL 1, SEA 2 | SEA | 1 | 3 |
| Sep 19, 2026 | 2026 | At COL | COL 5, SEA 3 | COL | 2 | 8 |
| Sep 18, 2026 | 2026 | At COL | COL 4, SEA 5 | SEA | 1 | 9 |
| Sep 25, 2025 | 2025 | At SEA | COL 2, SEA 6 | SEA | 4 | 8 |
| Sep 24, 2025 | 2025 | At SEA | COL 2, SEA 9 | SEA | 7 | 11 |
| Sep 23, 2025 | 2025 | At SEA | COL 3, SEA 4 | SEA | 1 | 7 |
What stands out
- Largest Rockies win in these meetings: 5-3 on Sep 19, 2026.
- Largest Mariners win: 9-2 on Sep 24, 2025.
- Highest combined score: 11 runs (Sep 24, 2025); lowest: 3 (Sep 20, 2026).
- Average margin: 2.7 runs per meeting.
How to read this
- These are the final scores of the meetings stored in StatsNext (the 6 most recent, up to 30). Older meetings may not be in these records.
- Rosters, coaches and venues change between seasons, and a few meetings are a small sample: past results describe what happened, not what will happen.
- Scores are final scores.
This page contains no sportsbook prices or betting lines.
Keep researching
More Rockies head-to-head
- Rockies vs Arizona Diamondbacks
- Rockies vs San Diego Padres
- Rockies vs St. Louis Cardinals
- Rockies vs Chicago White Sox
- Rockies vs Detroit Tigers
- Rockies vs New York Yankees