Seattle Mariners vs St. Louis Cardinals · All-Time
15 meetings tracked · closing-line graded
RECORD
11-4
MEETINGS
15
ATS
7-5
O / U
5-7
Key Insights
- ▸Seattle Mariners lead 11-4 across 15 tracked meetings.
- ▸Games have averaged 8.3 combined points.
- ▸Seattle Mariners have been the better ATS side (7-5).
- ▸Strong Under trend: 5-7 O/U.
Year-by-Year Record
| Season | Games | Seattle Mariners | St. Louis Cardinals | ATS | O / U | Avg Total |
|---|---|---|---|---|---|---|
| 2026 | 3 | 3 | 0 | 1-2 | 1-2 | 10.0 |
| 2025 | 3 | 3 | 0 | — | 1-2 | 6.7 |
| 2024 | 3 | 2 | 1 | 2-1 | 1-2 | 7.7 |
| 2023 | 3 | 2 | 1 | 1-2 | 2-1 | 8.7 |
| 2019 | 3 | 1 | 2 | — | — | 8.3 |
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Frequently Asked Questions
What is the Seattle Mariners vs St. Louis Cardinals record all-time?▾
Across 15 all-time meetings, the Seattle Mariners lead the series 11-4.
What is the ATS trend in Seattle Mariners vs St. Louis Cardinals games?▾
ATS: Seattle Mariners are 7-5 vs the spread in these matchups. St. Louis Cardinals are 5-7.
Do Seattle Mariners vs St. Louis Cardinals games go over or under?▾
Over/under: games between Seattle Mariners and St. Louis Cardinals have gone over 5 times and under 7 times, with an average combined score of 8.3.
When did Seattle Mariners and St. Louis Cardinals last play?▾
See Last Meetings section for detailed score, spread, and total data from the most recent Seattle Mariners vs St. Louis Cardinals games.
Where can I see the 5-year Seattle Mariners vs St. Louis Cardinals history?▾
A 5-year head-to-head page tracks every Seattle Mariners vs St. Louis Cardinals meeting from the last five full seasons. Link at the bottom of this page.
Data coverage: Trendline's head-to-head records include closing-line-graded games from 2019–2026. Older meetings aren't in this dataset yet.