Mariner Records
Single Season Batting Records
| Record Name | Mariner | Year | Record |
| Individual Batting Highest Average | Marshall Nisbett | 2001 | 0.397 |
| Most Hits | Joe Aeilts | 2017 | 61 |
| Most Runs Scored | Mike Arbinger | 2001 | 34 |
| Most Doubles | Dave Lindstrom | 1995 | 15 |
| Most Triples | Jarod Hoying | 2009 | 8 |
| Most Home Runs | Tyler Paulsen | 2016 | 11 |
| Most RBIs | Tyler Paulsen | 2016 | 38 |
| Most Stolen Bases | Tyler Thompson | 1997 | 31 |
| Most Walks | Phil Long | 1994 | 31 |
| Most Strikeouts | Ryan Blanchard | 2012 | 45 |
| Highest Team Batting Average | n/a | 2000 | 0.286 |
| Most Runs | n/a | 2016 | 229 |
| Most Doubles - Team | n/a | 1996 | 77 |
| Most Triples - Team | n/a | 1998 | 11 |
| Most Home Runs - Team | n/a | 2016 | 26 |
| Most RBIs - Team | n/a | 2017 | 191 |
| Most Stolen Bases - Team | n/a | 1997 | 133 |
Single Season Pitching Records
| Record Name | Mariner | Year | Record |
| Most Wins | Ryan Vandeweg | 1994 | 8 |
| Lowest ERA (25+ Innings) | Kyler Yerkes | 1995 | 0.055 |
| Most Innings Pitched | Dirk Hayhurst | 2002 | 65.2 |
| Most Strikeouts | Scott Patterson | 2001 | 88 |
| Most Walks | Matt Patterson | 1990 | 33 |
| Most Saves |
Sam Slavik Dave Paddock |
2008 2008 |
8 8 |
| No-Hitters | Justin Pederson | 1996 | 1 |