List of NBA teams by single season win percentage

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

Above .775

Statistics accurate as of April 11, 2025.

^a Formula for average point differential: ${\mbox{Average point differential}}={\frac {{\mbox{Total points for}}-{\mbox{Total points against}}}{\mbox{Total games played}}}$
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.
Jackson (coaching the Lakers and the Bulls) and Auerbach (coaching the Celtics and the Washington Capitols) are the only coaches to appear leading different teams.