NBA Regular Season Team Records WINS and LOSSESMost games won, Season 72 Chicago (72-10) 1995-96 69 Los Angeles (69-13) 1971-72 69 Chicago (69-13) 1996-97 Most games lost, Season 73 Philadelphia (9-73) 1972-73 71 Dallas (11-71) 1992-93 71 Denver (11-71) 1997-98 STREAKS Most consecutive games won 33 LA Lakers (11/5/71 - 1/7/72) 20 Milwaukee (2/6/71 - 3/8/71) 19 LA Lakers (2/4/00 - 3/13/00) Most consecutive games won, start of season 15 Washington (11/3/48 - 12/4/48) 15 Houston (11/5/93 - 12/2/93) Most consecutive games won, end of season 15 Rochester (2/17/50 - 3/19/50) Most consecutive games lost (over two seasons) 24 Cleveland (3/19/82 - 11/5/82) (last 19 gms - 1981-82; first 5 gms - 1982-83) Most consecutive games lost, one season 23 Vancouver (2/16/96 - 4/2/96) 23 Denver (12/19/97 - 1/23/98) Most consecutive games lost, start of season 17 Miami (11/5/88 - 12/12/88) 17 LA Clippers (2/5/99 - 3/10/99) Most consecutive games lost, end of season 19 Cleveland (3/19/82 - 4/18/82) Most consecutive home games won 44 Chicago (3/30/95 - 4/4/96) (7 gms-1994-95; 37 gms-1995-96) Most consecutive home games won, start of season 37 Chicago (11/3/95 - 4/4/96) Most consecutive home games won, end of season 31 Boston (12/10/85 - 4/13/86) Most consecutive home games lost 19 Dallas (11/6/93 - 1/21/94) Most consecutive home games lost, start of season 19 Dallas (11/6/93 - 1/21/94) Most consecutive home games lost, end of season 14 Orlando (3/1/90 - 4/20/90) Most consecutive road games won 16 Los Angeles (11/6/71 - 1/7/72) Most consecutive road games won, start of season 12 New York (10/15/69 - 12/10/69) Most consecutive road games won, end of season 8 Milwaukee (3/4/73 - 3/27/73) Most consecutive road games lost 43 Sacramento (11/21/90 - 11/22/91) (37 gms in 1990-91; 6 gms in 1991-92) Most consecutive road games lost, start of season 29 Dallas (11/10/92 - 3/13/93) Most consecutive road games lost, end of season 37 Sacramento (11/21/90 - 4/19/91) WINNING PERCENTAGE Highest winning percentage, season.878 Chicago (72-10) 1995-96 Lowest winning percentage, season .110 Philadelphia (9-73) 1972-73 Highest winning percentage, home games, season .976 Boston (40-1) 1985-86 Lowest winning percentage, home games, season .125 Providence (3-21) 1947-48 Highest winning percentage, road games, season .816 Los Angeles (31-7) 1971-72 Lowest winning percentage, road games, season .000 Baltimore (0-20) 1953-54
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No NBA team has never lost a game.
The most losses by a team in NBA history was by the 1972-73 Philadelphia 76ers who had a regular season record of 9-73.
Don Nelson
Cleveland Cavaliers
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