1 league title: 2023.
Franchise history
Regular-season record. Division finish uses that season's division alignment.
| 2026 | 80 | 82 | 0 | .494 | 2nd AL West | — |
| 2025 | 81 | 81 | 0 | .500 | 3rd AL West | — |
| 2024 | 78 | 84 | 0 | .481 | 3rd AL West | — |
| 2023 | 90 | 72 | 0 | .556 | 2nd AL West | Champions13-4 |
| 2022 | 68 | 94 | 0 | .420 | 4th AL West | — |
| 2021 | 60 | 102 | 0 | .370 | 5th AL West | — |
| 2020 | 22 | 38 | 0 | .367 | 5th AL West | — |
| 2019 | 78 | 84 | 0 | .481 | 3rd AL West | — |
| 2018 | 67 | 95 | 0 | .414 | 5th AL West | — |
| 2017 | 78 | 84 | 0 | .481 | 4th AL West | — |
| 2016 | 95 | 67 | 0 | .586 | 1st AL West | Playoffs0-3 |
| 2015 | 88 | 74 | 0 | .543 | 1st AL West | Playoffs2-3 |
| 2014 | 67 | 95 | 0 | .414 | 5th AL West | — |
| 2013 | 91 | 72 | 0 | .558 | 2nd AL West | — |
| 2012 | 93 | 69 | 0 | .574 | 2nd AL West | Playoffs0-1 |
| 2011 | 96 | 66 | 0 | .593 | 1st AL West | Lost final10-7 |
| 2010 | 90 | 72 | 0 | .556 | 1st AL West | Lost final8-8 |
| 2009 | 87 | 75 | 0 | .537 | 2nd AL West | — |
| 2008 | 79 | 83 | 0 | .488 | 2nd AL West | — |
| 2007 | 75 | 87 | 0 | .463 | 4th AL West | — |
| 2006 | 80 | 82 | 0 | .494 | 3rd AL West | — |
| 2005 | 79 | 83 | 0 | .488 | 3rd AL West | — |
| 2004 | 89 | 73 | 0 | .549 | 3rd AL West | — |
| 2003 | 71 | 91 | 0 | .438 | 4th AL West | — |
| 2002 | 72 | 90 | 0 | .444 | 4th AL West | — |
| 2001 | 73 | 89 | 0 | .451 | 4th AL West | — |
| 2000 | 71 | 91 | 0 | .438 | 4th AL West | — |
| 1999 | 95 | 67 | 0 | .586 | 1st AL West | Playoffs0-3 |
| 1998 | 88 | 74 | 0 | .543 | 1st AL West | Playoffs0-3 |
| 1997 | 77 | 85 | 0 | .475 | 3rd AL West | — |
| 1996 | 90 | 72 | 1 | .555 | 1st AL West | Playoffs1-3 |
| 1995 | 74 | 70 | 0 | .514 | 3rd AL West | — |
| 1994 | 52 | 62 | 0 | .456 | 1st AL West | — |
| 1993 | 86 | 76 | 0 | .531 | 2nd AL West | — |
| 1992 | 77 | 85 | 0 | .475 | 4th AL West | — |
| 1991 | 85 | 77 | 0 | .525 | 3rd AL West | — |
| 1990 | 83 | 79 | 0 | .512 | 3rd AL West | — |
| 1989 | 83 | 79 | 0 | .512 | 4th AL West | — |
| 1988 | 70 | 91 | 0 | .435 | 6th AL West | — |
| 1987 | 75 | 87 | 0 | .463 | 7th AL West | — |
| 1986 | 87 | 75 | 0 | .537 | 2nd AL West | — |
| 1985 | 62 | 99 | 0 | .385 | 7th AL West | — |
| 1984 | 69 | 92 | 0 | .429 | 7th AL West | — |
| 1983 | 77 | 85 | 1 | .475 | 3rd AL West | — |
| 1982 | 64 | 98 | 0 | .395 | 6th AL West | — |
| 1981 | 57 | 48 | 0 | .543 | 2nd AL West | — |
| 1980 | 76 | 85 | 2 | .472 | 4th AL West | — |
| 1979 | 83 | 79 | 0 | .512 | 3rd AL West | — |
| 1978 | 87 | 75 | 0 | .537 | 3rd AL West | — |
| 1977 | 94 | 68 | 0 | .580 | 2nd AL West | — |
| 1976 | 76 | 86 | 0 | .469 | 5th AL West | — |
| 1975 | 79 | 83 | 0 | .488 | 3rd AL West | — |
| 1974 | 83 | 76 | 2 | .522 | 2nd AL West | — |
| 1973 | 57 | 105 | 0 | .352 | 6th AL West | — |
| 1972 | 54 | 100 | 0 | .351 | 6th AL West | — |
| 1971 | 64 | 95 | 0 | .403 | 5th AL East | — |
| 1970 | 70 | 92 | 0 | .432 | 6th AL East | — |
| 1969 | 86 | 76 | 0 | .531 | 4th AL East | — |
