| NBL champions | League champions | Runners-up | Finals berth |
| Season | Tier | League | Regular season | Post-season | Head coach | Captain | Club MVP | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Finish | Played | Wins | Losses | Win % | |||||||
| Sydney Kings | |||||||||||
| 1988 | 1 | NBL | 10th | 24 | 10 | 14 | .417 | Did not qualify | Claude Williams | Steve Carfino | Steve Carfino |
| 1989 | 1 | NBL | 5th | 24 | 15 | 9 | .625 | Won elimination finals (Melbourne) 2–1 Lost semifinals (Canberra) 1–2 |
Bob Turner | Brad Dalton Damian Keogh |
Marc Ridlen |
| 1990 | 1 | NBL | 6th | 26 | 16 | 10 | .615 | Lost elimination finals (Brisbane) 1–2 | Bob Turner | Brad Dalton Damian Keogh |
Steve Carfino |
| 1991 | 1 | NBL | 7th | 26 | 14 | 12 | .538 | Did not qualify | Bob Turner | Damian Keogh | Dwayne McClain |
| 1992 | 1 | NBL | 2nd | 24 | 17 | 7 | .708 | Won quarterfinals (Brisbane) 2–0 Lost semifinals (Melbourne) 1–2 |
Bob Turner | Damian Keogh | Dwayne McClain |
| 1993 | 1 | NBL | 11th | 26 | 11 | 15 | .423 | Did not qualify | Bob Turner | Damian Keogh Dwayne McClain |
Dwayne McClain |
| 1994 | 1 | NBL | 7th | 26 | 16 | 10 | .615 | Lost quarterfinals (North Melbourne) 1–2 | Bob Turner | Mark Dalton Damian Keogh |
Leon Trimmingham |
| 1995 | 1 | NBL | 10th | 26 | 10 | 16 | .385 | Did not qualify | Bob Turner | Damian Keogh | Leon Trimmingham |
| 1996 | 1 | NBL | 5th | 26 | 16 | 10 | .615 | Lost quarterfinals (Canberra) 1–2 | Alan Black | Shane Heal | Isaac Burton |
| 1997 | 1 | NBL | 10th | 30 | 12 | 18 | .400 | Did not qualify | Alan Black | Bruce Bolden | Melvin Thomas |
| 1998 | 1 | NBL | 8th | 30 | 13 | 17 | .433 | Did not qualify | Bill Tomlinson | Bruce Bolden | Shane Heal |
| 1998–99 | 1 | NBL | 9th | 26 | 9 | 17 | .346 | Did not qualify | Bill Tomlinson | Brad Rosen | Matthew Nielsen |
| 1999–2000 | 1 | NBL | 9th | 28 | 11 | 17 | .393 | Did not qualify | Brett Brown | Matthew Nielsen | Matthew Nielsen |
| 2000–01 | 1 | NBL | 5th | 28 | 17 | 11 | .607 | Lost qualifying finals (Townsville) 1–2 | Brett Brown | Shane Heal | Shane Heal |
| 2001–02 | 1 | NBL | 8th | 30 | 14 | 16 | .467 | Did not qualify | Brett Brown | Shane Heal | Shane Heal |
| 2002–03 | 1 | NBL | 1st | 30 | 22 | 8 | .733 | Won qualifying finals (Melbourne) 2–1 Won semifinals (Townsville) 2–1 Won NBL finals (Perth) 2–0 |
Brian Goorjian | Shane Heal | Chris Williams |
| 2003–04 | 1 | NBL | 1st | 33 | 26 | 7 | .788 | Won semifinals (Brisbane) 2–0 Won NBL finals (West Sydney) 3–2 |
Brian Goorjian | Matthew Nielsen | Matthew Nielsen |
| 2004–05 | 1 | NBL | 1st | 32 | 21 | 11 | .656 | Won semifinals (Brisbane) 2–0 Won NBL finals (Wollongong) 3–0 |
Brian Goorjian | Jason Smith | Jason Smith |
| 2005–06 | 1 | NBL | 1st | 32 | 26 | 6 | .813 | Won semifinals (Cairns) 2–0 Lost NBL finals (Melbourne) 0–3 |
Brian Goorjian | Jason Smith | C.J. Bruton |
| 2006–07 | 1 | NBL | 4th | 33 | 20 | 13 | .606 | Won quarterfinal (Townsville) 122–89 Lost semifinals (Brisbane) 0–2 |
Brian Goorjian | Jason Smith | Jason Smith |
| 2007–08 | 1 | NBL | 1st | 30 | 27 | 3 | .900 | Won semifinals (Perth) 2–1 Lost NBL finals (Melbourne) 2–3 |
Brian Goorjian | Jason Smith | Mark Worthington |
| 2010–11 | 1 | NBL | 9th | 28 | 8 | 20 | .286 | Did not qualify | Ian Robilliard | Julian Khazzouh | Julian Khazzouh |
| 2011–12 | 1 | NBL | 7th | 28 | 11 | 17 | .393 | Did not qualify | Ian Robilliard Tim Hudson Shane Heal |
Julian Khazzouh | Julian Khazzouh |
| 2012–13 | 1 | NBL | 4th | 28 | 12 | 16 | .429 | Lost semifinals (New Zealand) 0–2 | Shane Heal | Ben Madgen | Ben Madgen |
| 2013–14 | 1 | NBL | 6th | 28 | 12 | 16 | .429 | Did not qualify | Shane Heal | Ben Madgen | Ben Madgen |
| 2014–15 | 1 | NBL | 7th | 28 | 9 | 19 | .321 | Did not qualify | Damian Cotter | Ben Madgen | Josh Childress |
| 2015–16 | 1 | NBL | 8th | 28 | 6 | 22 | .214 | Did not qualify | Damian Cotter Joe Connelly |
Tom Garlepp | Tom Garlepp |
| 2016–17 | 1 | NBL | 7th | 28 | 13 | 15 | .464 | Did not qualify | Andrew Gaze | Kevin Lisch | Kevin Lisch |
| 2017–18 | 1 | NBL | 7th | 28 | 11 | 17 | .393 | Did not qualify | Andrew Gaze | Kevin Lisch | Jerome Randle |
| 2018–19 | 1 | NBL | 3rd | 28 | 18 | 10 | .643 | Lost semifinals (Melbourne) 0–2 | Andrew Gaze | Kevin Lisch | Andrew Bogut |
| 2019–20 | 1 | NBL | 1st | 28 | 20 | 8 | .714 | Won semifinals (Melbourne) 2–1 Lost NBL finals (Perth) 1–2 |
Will Weaver | Kevin Lisch | Jae'Sean Tate |
| 2020–21 | 1 | NBL | 5th | 36 | 19 | 17 | .528 | Did not qualify | Adam Forde | Daniel Kickert Casper Ware |
Casper Ware |
| 2021–22 | 1 | NBL | 3rd | 28 | 19 | 9 | .679 | Won semifinals (Illawarra) 2–0 Won NBL finals (Tasmania) 3–0 |
Chase Buford | Shaun Bruce Xavier Cooks |
Jaylen Adams |
| 2022–23 | 1 | NBL | 1st | 28 | 19 | 9 | .679 | Won semifinals (Cairns) 2–1 Won NBL finals (New Zealand) 3–2 |
Chase Buford | Xavier Cooks | Xavier Cooks |
| 2023–24 | 1 | NBL | 5th | 28 | 13 | 15 | .464 | Lost play-in qualifier (New Zealand) 76–83 | Mahmoud Abdelfattah | Shaun Bruce | Jaylen Adams |
| Regular season record | 990 | 533 | 457 | .538 | 7 regular season champions | ||||||
| Finals record | 83 | 46 | 37 | .554 | 5 NBL championships | ||||||
As of the end of the 2023–24 season
Source: Sydney Kings Year by Year