Seattle Mariners record in 2021
90-722021 Season
The Seattle Mariners finished 90-72 (.556) in the 2021 season, 7th in the American League.
| Sep 27, 2026 |  vs LAA | W 7-3 | T-Mobile Park |
| Sep 26, 2026 | vs LAA | W 8-4 | T-Mobile Park |
| Sep 25, 2026 | vs LAA | L 5-7 | T-Mobile Park |
| Sep 24, 2026 | vs LAA | L 4-6 | T-Mobile Park |
| Sep 23, 2026 |  vs HOU | W 6-5 | T-Mobile Park |
- 5.0 games behind in the American League West.
- A season earlier they went 27-33 in 2020.
Figures come from ESPN's box scores and were last read on November 5, 2026.
