 |
|
 |
| 1 NBA championship season: 1976-77 |
| Last NBA championship: 1976-77, 43 seasons ago |
| Best finish: |
| beat Philadelphia in NBA Finals in 1976-77 |
| TEAM | SEASON | RECORD | PERC | DIV STD | GB | CNF STD | PLAYOFFS |
| Portland | 1970-71 | 29-53 | .354 | 5th Pacific | -19.0 | --- West | missed playoffs |
| Portland | 1971-72 | 18-64 | .220 | 5th Pacific | -51.0 | --- West | missed playoffs |
| Portland | 1972-73 | 21-61 | .256 | 5th Pacific | -39.0 | --- West | missed playoffs |
| Portland | 1973-74 | 27-55 | .329 | 5th Pacific | -20.0 | --- West | missed playoffs |
| Portland | 1974-75 | 38-44 | .463 | 3rd Pacific | -10.0 | --- West | missed playoffs |
| Portland | 1975-76 | 37-45 | .451 | 5th Pacific | -22.0 | --- West | missed playoffs |
| %Portland | 1976-77 | 49-33 | .598 | 2nd Pacific | - 4.0 | 3rd West | WChi WDen WLAL WPhi |
| Portland | 1977-78 | 58-24 | .707 | 1st Pacific | + 9.0 | 1st West | bye LSea |
| Portland | 1978-79 | 45-37 | .549 | 4th Pacific | - 7.0 | 6th West | LPho |
| Portland | 1979-80 | 38-44 | .463 | 4th Pacific | -22.0 | 6th West | LSea |
| Portland | 1980-81 | 45-37 | .549 | 3rd Pacific | -12.0 | 4th West | LKC |
| Portland | 1981-82 | 42-40 | .512 | 5th Pacific | -13.0 | --- West | missed playoffs |
| Portland | 1982-83 | 46-36 | .561 | 4th Pacific | -12.0 | 5th West | WSea LLAL |
| Portland | 1983-84 | 48-34 | .585 | 2nd Pacific | - 6.0 | 3rd West | LPho |
| Portland | 1984-85 | 42-40 | .512 | 2nd Pacific | -20.0 | 5th West | WDal LLAL |
| Portland | 1985-86 | 40-42 | .488 | 2nd Pacific | -22.0 | 6th West | LDen |
| Portland | 1986-87 | 49-33 | .598 | 2nd Pacific | -16.0 | 3rd West | LHou |
| Portland | 1987-88 | 53-29 | .646 | 2nd Pacific | - 9.0 | 4th West | LUta |
| Portland | 1988-89 | 39-43 | .476 | 5th Pacific | -18.0 | 8th West | LLAL |
| Portland | 1989-90 | 59-23 | .720 | 2nd Pacific | - 4.0 | 3rd West | WDal WSA WPho LDet |
| Portland | 1990-91 | 63-19 | .768 | 1st Pacific | + 5.0 | 1st West | WSea WUta LLAL |
| Portland | 1991-92 | 57-25 | .695 | 1st Pacific | + 2.0 | 1st West | WLAL WPho WUta LChi |
| Portland | 1992-93 | 51-31 | .622 | 3rd Pacific | -11.0 | 4th West | LSA |
| Portland | 1993-94 | 47-35 | .573 | 4th Pacific | -16.0 | 7th West | LHou |
| Portland | 1994-95 | 44-38 | .537 | 4th Pacific | -15.0 | 7th West | LPho |
| Portland | 1995-96 | 44-38 | .537 | 3rd Pacific | -20.0 | 6th West | LUta |
| Portland | 1996-97 | 49-33 | .598 | 3rd Pacific | - 8.0 | 5th West | LLAL |
| Portland | 1997-98 | 46-36 | .561 | 4th Pacific | -15.0 | 6th West | LLAL |
| Portland | 1998-99 | 35-15 | .660 | 1st Pacific | + 4.0 | 2nd West | WPho WUta LSA |
| Portland | 1999-00 | 59-23 | .720 | 2nd Pacific | - 8.0 | 3rd West | WMin WUta LLAL |
| Portland | 2000-01 | 50-32 | .610 | 4th Pacific | - 6.0 | 7th West | LLAL |
| Portland | 2001-02 | 49-33 | .598 | 3rd Pacific | -12.0 | 6th West | LLAL |
| Portland | 2002-03 | 50-32 | .610 | 3rd Pacific | - 9.0 | 6th West | LDal |
| Portland | 2003-04 | 41-41 | .500 | 3rd Pacific | -15.0 | --- West | missed playoffs |
| Portland | 2004-05 | 27-55 | .329 | 4th Northwest | -25.0 | --- West | missed playoffs |
| Portland | 2005-06 | 21-61 | .256 | 5th Northwest | -23.0 | --- West | missed playoffs |
| Portland | 2006-07 | 32-50 | .390 | 3rd Northwest | -19.0 | --- West | missed playoffs |
| Portland | 2007-08 | 41-41 | .500 | 3rd Northwest | -13.0 | --- West | missed playoffs |
| Portland | 2008-09 | 54-28 | .659 | 2nd Northwest | - 0.0 | 4th West | LHou |
| Portland | 2009-10 | 50-32 | .610 | 3rd Northwest | - 3.0 | 6th West | LPho |
| Portland | 2010-11 | 48-34 | .585 | 3rd Northwest | - 7.0 | 6th West | LDal |
| Portland | 2011-12 | 28-38 | .424 | 4th Northwest | -19.0 | --- West | missed playoffs |
| Portland | 2012-13 | 33-49 | .402 | 4th Northwest | -27.0 | --- West | missed playoffs |
| Portland | 2013-14 | 54-28 | .659 | 2nd Northwest | - 5.0 | 5th West | WHou LSA |
| Portland | 2014-15 | 51-31 | .622 | 1st Northwest | + 6.0 | 4th West | LMem |
| Portland | 2015-16 | 44-38 | .537 | 2nd Northwest | -11.0 | 5th West | WLAC LGS |
| Portland | 2016-17 | 41-41 | .500 | 3rd Northwest | -10.0 | 8th West | LGS |
| Portland | 2017-18 | 49-33 | .598 | 1st Northwest | + 1.0 | 3rd West | LNO |
| Portland | 2018-19 | 53-29 | .646 | 2nd Northwest | - 1.0 | 3rd West | WOkC WDen LGS |
| Portland | 2019-20 | 35-39 | .473 | 4th Northwest | -11.5 | 8th West | LLAL |