The Seattle Mariners finished 1st in the AL West in 2025 with a record of 90-72. They won their division.
AL East
| TEAM | W | L | PCT | GB | HOME | ROAD | L10 | STRK | |
|---|---|---|---|---|---|---|---|---|---|
 | y-Blue Jays | 94 | 68 | .580 | 0.0 | 54-27 | 40-41 | 5-5 | W4 |
 | w-Yankees | 94 | 68 | .580 | 0.0 | 50-31 | 44-37 | 9-1 | W8 |
 | w-Red Sox | 89 | 73 | .549 | 5.0 | 48-33 | 41-40 | 6-4 | W1 |
 | Rays | 77 | 85 | .475 | 17.0 | 41-40 | 36-45 | 3-7 | L4 |
 | Orioles | 75 | 87 | .463 | 19.0 | 39-42 | 36-45 | 3-7 | L3 |
AL Central
| TEAM | W | L | PCT | GB | HOME | ROAD | L10 | STRK | |
|---|---|---|---|---|---|---|---|---|---|
 | y-Guardians | 88 | 74 | .543 | 0.0 | 45-36 | 43-38 | 7-3 | W2 |
 | w-Tigers | 87 | 75 | .537 | 1.0 | 46-35 | 41-40 | 2-8 | L1 |
 | Royals | 82 | 80 | .506 | 6.0 | 43-38 | 39-42 | 6-4 | W2 |
 | Twins | 70 | 92 | .432 | 18.0 | 38-43 | 32-49 | 4-6 | L1 |
 | White Sox | 60 | 102 | .370 | 28.0 | 33-48 | 27-54 | 3-7 | W1 |
AL West
| TEAM | W | L | PCT | GB | HOME | ROAD | L10 | STRK | |
|---|---|---|---|---|---|---|---|---|---|
 | y-Mariners | 90 | 72 | .556 | 0.0 | 51-30 | 39-42 | 7-3 | L3 |
 | Astros | 87 | 75 | .537 | 3.0 | 46-35 | 41-40 | 4-6 | W2 |
 | Rangers | 81 | 81 | .500 | 9.0 | 48-33 | 33-48 | 2-8 | L2 |
 | Athletics | 76 | 86 | .469 | 14.0 | 36-45 | 40-41 | 5-5 | L2 |
 | Angels | 72 | 90 | .444 | 18.0 | 39-42 | 33-48 | 3-7 | L2 |
NL East
| TEAM | W | L | PCT | GB | HOME | ROAD | L10 | STRK | |
|---|---|---|---|---|---|---|---|---|---|
 | y-Phillies | 96 | 66 | .593 | 0.0 | 55-26 | 41-40 | 5-5 | W1 |
 | Mets | 83 | 79 | .512 | 13.0 | 49-32 | 34-47 | 5-5 | L1 |
 | Marlins | 79 | 83 | .488 | 17.0 | 38-43 | 41-40 | 7-3 | W1 |
 | Braves | 76 | 86 | .469 | 20.0 | 39-42 | 37-44 | 7-3 | W1 |
 | Nationals | 66 | 96 | .407 | 30.0 | 32-49 | 34-47 | 4-6 | L1 |
NL West
| TEAM | W | L | PCT | GB | HOME | ROAD | L10 | STRK | |
|---|---|---|---|---|---|---|---|---|---|
 | y-Dodgers | 93 | 69 | .574 | 0.0 | 52-29 | 41-40 | 8-2 | W5 |
 | w-Padres | 90 | 72 | .556 | 3.0 | 52-29 | 38-43 | 7-3 | W3 |
 | Giants | 81 | 81 | .500 | 12.0 | 42-39 | 39-42 | 5-5 | W4 |
 | Diamondbacks | 80 | 82 | .494 | 13.0 | 43-38 | 37-44 | 3-7 | L5 |
 | Rockies | 43 | 119 | .265 | 50.0 | 25-56 | 18-63 | 2-8 | L6 |
y - clinched division
w - clinched wild card
x - clinched playoff berth
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