The Seattle Mariners have their highest over/under record in a season this season, with a record of 88-70-6.
Interpreted as:
mariners record o/u record in a season| TEAM | SEASON | ATS | ATS COV % | ATS AVG | O/U REC | O/U AVG | G | W% | W | L | AB | R | H | 2B | 3B | HR | RBI | BB | HBP | SO | SB | CS | PA | TB | XBH | SH | SF | IBB | GIDP | AVG | OBP | SLG | OPS | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Mariners | 2025 | 69-95 | 42.1 | -0.3 | 88-70-6 | +1 | 164 | .555 | 91 | 73 | 5,572 | 771 | 1,359 | 236 | 9 | 241 | 739 | 547 | 89 | 1,464 | 162 | 37 | 6,270 | 2,336 | 486 | 24 | 38 | 29 | 103 | .244 | .319 | .419 | .739 |
| 2 | | Mariners | 2019 | 80-82 | 49.4 | -0.1 | 87-67-8 | +0.9 | 162 | .420 | 68 | 94 | 5,500 | 758 | 1,305 | 254 | 28 | 239 | 730 | 588 | 58 | 1,581 | 115 | 47 | 6,197 | 2,332 | 521 | 14 | 37 | 7 | 83 | .237 | .316 | .424 | .740 |
| 3 | | Mariners | 2021 | 92-70 | 56.8 | +0.4 | 82-74-6 | +0.5 | 162 | .556 | 90 | 72 | 5,355 | 697 | 1,209 | 233 | 11 | 199 | 673 | 535 | 72 | 1,492 | 64 | 24 | 6,007 | 2,061 | 443 | 9 | 36 | 8 | 92 | .226 | .303 | .385 | .688 |
| 4 | | Mariners | 2016 | 80-82 | 49.4 | +0.1 | 81-76-5 | +0.9 | 162 | .531 | 86 | 76 | 5,583 | 768 | 1,446 | 251 | 17 | 223 | 735 | 506 | 72 | 1,288 | 56 | 28 | 6,226 | 2,400 | 491 | 24 | 41 | 29 | 138 | .259 | .326 | .430 | .756 |
| 5 | | Mariners | 2023 | 77-85 | 47.5 | +0 | 80-72-10 | +0.6 | 162 | .543 | 88 | 74 | 5,500 | 758 | 1,333 | 282 | 12 | 210 | 728 | 548 | 111 | 1,603 | 118 | 30 | 6,200 | 2,269 | 504 | 4 | 37 | 14 | 95 | .242 | .321 | .413 | .734 |
| 6 | | Mariners | 2018 | 78-84 | 48.1 | -0.2 | 78-80-4 | +0.1 | 162 | .549 | 89 | 73 | 5,513 | 677 | 1,402 | 256 | 32 | 176 | 644 | 430 | 70 | 1,221 | 79 | 37 | 6,083 | 2,250 | 464 | 29 | 41 | 17 | 128 | .254 | .314 | .408 | .722 |
| 7 | | Mariners | 2022 | 88-79 | 52.7 | +0.4 | 77-82-8 | +0.4 | 167 | .551 | 92 | 75 | 5,577 | 713 | 1,281 | 243 | 20 | 201 | 685 | 613 | 92 | 1,456 | 84 | 28 | 6,337 | 2,167 | 464 | 9 | 46 | 19 | 122 | .230 | .314 | .389 | .702 |
| 8 | | Mariners | 2024 | 74-87 | 45.7 | -0.1 | 76-73-13 | +0.3 | 162 | .525 | 85 | 77 | 5,330 | 676 | 1,195 | 228 | 13 | 185 | 642 | 571 | 116 | 1,625 | 140 | 28 | 6,065 | 2,004 | 426 | 14 | 34 | 13 | 106 | .224 | .311 | .376 | .687 |
| 9 | | Mariners | 2017 | 71-91 | 43.8 | -0.1 | 74-80-8 | +0.4 | 162 | .481 | 78 | 84 | 5,551 | 750 | 1,436 | 281 | 17 | 200 | 714 | 487 | 78 | 1,267 | 89 | 35 | 6,165 | 2,351 | 498 | 14 | 35 | 31 | 131 | .259 | .325 | .424 | .749 |
| 10 | | Mariners | 2020 | 33-27 | 55 | +0.3 | 33-24-3 | +0.7 | 60 | .450 | 27 | 33 | 1,929 | 254 | 435 | 88 | 5 | 60 | 244 | 207 | 30 | 545 | 50 | 16 | 2,181 | 713 | 153 | 3 | 12 | 5 | 35 | .226 | .309 | .370 | .678 |
StatMuse has team, game-level data for over/under records going back to the 2016 season.
Some of the information used here was obtained free of charge from Retrosheet.
Mariners 
Astros 
Rangers 
Athletics 
Angels 
DET 
Phillies 
Mets 
Brewers 
Cubs 
Dodgers 
Padres 
Blue Jays 
Yankees 
Guardians 
ATL 
WSH 
BAL 
CWS 
MIN 
CIN 
STL 
