List of NBA teams by single season win percentage explained

This is a list of the all-time best regular season winning percentages in the NBA.^{[1] [2]}

	NBA Champions
	Conference Champions
	Active season

Above .775

							Team	Season	class=unsortable width="9%"	Results					Notes	Coach
Regular season									Postseason
.890	73	9	39–2	34–7	0–0	10.8			Lost in NBA Finals	15	9	11–3	4–6
.878																72																10																39–2																33–8																0–0																12.2																																																Won NBA Championship																15																3																10–0																5–3
.841																69																13																36–5																31–7																2–1																12.3																																																Won NBA Championship																12																3																6–2																6–1
.841																69																13																39–2																30–11																0–0																10.8																																																Won NBA Championship																15																4																10–1																5–3
.840																68																13																28–2																26–8																14–3																9.4																																																Won NBA Championship																11																4																6–2																5–2
.829	68	14	33–6	32–8	3–0	8.2			Lost Eastern Conference Finals	7	6	4–3	3–3
.817																67																15																40–1																27–14																0–0																9.4																																																Won NBA Championship																15																3																10–0																5–3
.817																67																15																36–5																31–10																0–0																10.4																																																Won NBA Championship																15																7																9–3																6–4																Winning streaks of 14 and 13 games^[3]
.817																67																15																36–5																31–10																0–0																8.5																																																Won NBA Championship																15																8																11–2																4–6																Winning streaks of 19, 16, and 11 games
.817	67	15	36–5	31–10	0–0	7.2			Lost Western Conference 1st round	2	4	2–1	0–3
.817																67																15																39–2																28–13																0–0																10.1																																																Won NBA Championship																16																5																9–2																7–3
.817	67	15	40–1	27–14	0–0	10.6			Lost Western Conference Semi-finals	6	4	3–2	3–2
.817																67																15																36–5																31–10																0–0																11.6																																																Won NBA Championship																16																1																9–0																7–1
.817	49	11	29–1	20–10	0–0	9.9			Lost semi-finals	2	4	0–3	2–1
.805																66																16																34–2																28–13																4–1																12.3																																																Won NBA Championship																12																2																8–0																4–2
.805																66																16																35–6																31–10																0–0																10.3																																																Won NBA Championship																16																10																13–1																3–9
.805	66	16	39–2	27–14	0–0	8.9			Lost Eastern Conference Finals	10	4	6–1	4–3
.805																66																16																37–4																29–12																0–0																7.9																																																Won NBA Championship																16																7																10–3																6–4
.797	51	13	31–1	15–12	5–0	8.2			Lost NBA Finals	6	5	5–1	1–4
.793																65																17																35–6																30–11																0–0																7.7																																																Won NBA Championship																12																1																7–0																5–1
.793																65																17																37–4																28–13																0–0																9.3																																																Won NBA Championship																15																3																10–0																5–3
.793																65																17																36–5																29–12																0–0																7.7																																																Won NBA Championship																16																7																10–2																6–5
.793	65	17	34–7	31–10	0–0	8.5		2017–18	Lost Western Conference Finals	11	6	7–3	4–3		Mike D'Antoni
.787																59																16																25–2																23–9																11–5																8.3																																																Won NBA Championship																8																5																5–2																3–3
.780	64	18	38–3	26–15	0–0	7.8			Lost NBA Finals	13	8	8–3	5–5
.780	64	18	38–3	26–15	0–0	8.8			Lost NBA Finals	13	7	10–1	3–6
.780	64	18	37–4	27–14	0–0	6.6			Lost Eastern Conference Finals	10	8	8–2	2–6
.780	64	18	32–9	32–9	0–0	7.5			Lost Western Conference Semi-finals	7	6	5–2	2–4
.780																64																18																37–4																27–14																0–0																11.3																																																Won NBA Championship																16																3																9–2																7–1
.775																62																18																27–3																27–11																8–4																8.4																																																Won NBA Championship																8																4																7–0																1–4																16 game winning streak^[4]

See also

• NBA records
• List of NBA longest winning streaks

Notes

• Formula for average point differential:

Averagepointdifferential = (Totalpointsfor - Totalpointsagainst)/(Totalgamesplayed)

• The Boston Celtics appear ten times on the list, followed by the Los Angeles Lakers with eight appearances and the Chicago Bulls with six.
• Phil Jackson appears six times on the list; Pat Riley appears five times and Gregg Popovich four.
• Jackson (coaching the Lakers and the Chicago Bulls) and Red Auerbach (coaching the Celtics and the Washington Capitols) are the only coaches to appear leading different teams.

Notes and References

1. Book: Matt Chandler . Pro basketball records : a guide for every fan . 2019 . Capstone . North Mankato, MN . 9781543559323 . 40 .
2. Book: Russell Ash . Top 10 of everything 2003 . 2002 . Dorling Kindersley . London . 9780789489180 . 254 . 1st American .
3. https://www.basketball-reference.com/teams/CHI/1992_games.html Chicago Bulls 1991–92 Games – Basketball-Reference.com
4. https://www.basketball-reference.com/teams/BOS/1965_games.html 1964–65 Boston Celtics Games – Basketball-Reference.com