This is a list of the all-time best and worst regular season winning percentages in the NBA.

Statistics accurate as of May 31, 2026.

NBA ChampionsConference ChampionsActive season

Above .775 Regular seasonTeamSeasonPostseasonNotesCoach Results 73 9 39–2 34–7 0–0 10.8 Golden State Warriors Lost in NBA Finals 15 9 4–6 72 10 39–2 33–8 0–0 12.2 Chicago Bulls Won NBA Championship 15 3 10–0 5–3 69 13 36–5 31–7 2–1 12.3 Los Angeles Lakers Won NBA Championship 12 3 6–2 6–1 69 13 0–0 10.8 Chicago Bulls Won NBA Championship 15 4 10–1 5–3 68 13 28–2 26–8 9.4 Philadelphia 76ers Won NBA Championship 11 4 6–2 5–2 68 14 33–6 32–8 3–0 8.2 Boston Celtics Lost Eastern Conference Finals 7 6 4–3 3–3 68 14 35–6 32–8 1–0 12.9 Oklahoma City Thunder Won NBA Championship 16 7 11–2 5–5 67 15 40–1 27–14 0–0 9.4 Boston Celtics Won NBA Championship 15 3 10–0 5–3 67 15 36–5 31–10 0–0 10.4 Chicago Bulls Won NBA Championship 15 7 9–3 6–4 67 15 36–5 31–10 0–0 8.5 Los Angeles Lakers Won NBA Championship 15 8 11–2 4–6 67 15 36–5 31–10 0–0 7.2 Dallas Mavericks Lost Western Conference 1st round 2 4 2–1 0–3 67 15 39–2 28–13 0–0 10.1 Golden State Warriors Won NBA Championship 16 5 9–2 7–3 67 15 40–1 27–14 0–0 10.6 San Antonio Spurs Lost Western Conference Semifinals 6 4 3–2 3–2 67 15 36–5 31–10 0–0 11.6 Golden State Warriors Won NBA Championship 16 1 9–0 7–1 49 11 29–1 20–10 0–0 9.9 Washington Capitols Lost semifinals 2 4 0–3 2–1 66 16 34–2 28–13 4–1 12.3 Milwaukee Bucks Won NBA Championship 12 2 8–04–2 66 16 35–6 31–10 0–0 10.3 Boston Celtics Won NBA Championship 16 10 13–1 3–9 66 16 39–2 27–14 0–0 8.9 Cleveland Cavaliers Lost Eastern Conference Finals 10 4 6–1 4–3 66 16 37–4 29–12 0–0 7.9 Miami Heat Won NBA Championship 16 7 10–3 6–4 51 13 31–1 15–12 5–0 8.2 Syracuse Nationals Lost NBA Finals 6 5 5–1 1–4 65 17 35–6 30–11 0–0 7.7 Philadelphia 76ers Won NBA Championship 12 1 7–0 5–1 65 17 37–4 28–13 0–0 9.3 Los Angeles Lakers Won NBA Championship 15 3 10–0 5–3 65 17 36–5 29–12 0–0 7.7 Los Angeles Lakers Won NBA Championship 16 7 10–2 6–5 65 17 34–7 31–10 0–0 8.5 Houston Rockets 2017–18Lost Western Conference Finals 11 6 7–3 4–3 59 16 25–2 23–9 11–5 8.3 Boston Celtics Won NBA Championship 8 5 5–2 3–3 64 18 38–3 26–15 0–0 7.8 Seattle SuperSonics Lost NBA Finals 13 8 8–3 5–5 64 18 38–3 26–15 0–0 8.8 Utah Jazz Lost NBA Finals 13 7 10–1 3–6 64 18 37–427–14 0–0 6.6 Detroit Pistons Lost Eastern Conference Finals 10 8 8–2 2–6 64 18 32–9 32–9 0–0 7.5 Phoenix Suns Lost Western Conference Semifinals 7 6 5–2 2–4 64 18 37–4 27–14 0–0 11.3 Boston Celtics Won NBA Championship 16 3 9–2 7–1 64 18 34–7 30–11 0–0 9.8 Cleveland Cavaliers Lost Eastern Conference Semifinals 5 4 2–3 3–1 64 18 34–7 30–10 0–1 11.1 Oklahoma City Thunder Lost Western Conference Finals 11 4 6–25–2 62 18 27–3 27–11 8–4 8.4 Boston Celtics Won NBA Championship 8 4 7–0 1–4 Notes Formula for average point differential: The Boston Celtics appear six times on the list, followed by the Los Angeles Lakers with four appearances, and the Chicago Bulls and Golden State Warriors with three each. Phil Jackson appears five times on the list, followed by Red Auerbach and Steve Kerr with three each. Phil Jackson (coaching the Los Angeles Lakers and the Chicago Bulls) and Red Auerbach (coaching the Boston Celtics and the Washington Capitols) are the only coaches to appear leading different teams.

Below .175 Regular seasonTeamSeasonNotesCoach(es)7594–293–300–0−13.9Charlotte Bobcats23-game losing streak973−12.1Philadelphia 76ers (4–47) (5–26)10727–343–380–0−10.2Philadelphia 76ers6422–184–240–0−11.6Providence Steamrollers10-game losing streak (2–17) (4–25)11717–344–370–0−15.2Dallas Mavericks (2–27) (9–44)11719–322–390–0−11.8Denver Nuggets23-game losing streak12709–323–380–0−11.4Los Angeles Clippers16, 14, and 12-game losing streaks12708–334–370–0−9.1New Jersey Nets (0–16) (0–2) (12–52)13696–357–340–0−8.7Dallas Mavericks20-game losing streak13699–324–370–0−9.7Atlanta Hawks14 and 13-game losing streaks8427–181–240–0−8.7Vancouver Grizzlies13-game losing streak14689–325–360–0−11.6Houston Rockets10-game losing streak14687–337–350–0−9.1Detroit PistonsTied NBA record 28-game losing streak

See also

NBA records List of NBA longest winning streaks List of NBA longest losing streaks

References