The Indiana Pacers have the highest eFG% by a team in a season, at 57.8 percent this season.

nba team with highest effective field goal percentage season

TEAM	EFG%	SEASON	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF
Indiana Pacers	57.8	2023-24	82	240.3	123.3	41.5	30.8	7.7	5.9	12.9	47.0	92.7	50.7	13.2	35.3	37.4	16.1	20.5	78.2	19,705	10,110	3,406	2,522	630	482	1,059	1,756
Boston Celtics	57.8	2023-24	82	241.8	120.6	46.3	26.9	6.8	6.6	11.9	43.9	90.2	48.7	16.5	42.5	38.8	16.3	20.2	80.7	19,830	9,887	3,799	2,207	557	538	979	1,326
Brooklyn Nets	57.5	2020-21	72	241.7	118.6	44.4	26.8	6.7	5.3	13.5	43.1	87.3	49.4	14.2	36.1	39.2	18.1	22.5	80.4	17,405	8,537	3,199	1,929	484	379	975	1,371
Oklahoma City Thunder	57.3	2023-24	82	241.5	120.1	42.0	27.1	8.5	6.6	12.7	44.5	89.3	49.9	13.3	34.2	38.9	17.7	21.5	82.5	19,805	9,847	3,447	2,223	694	538	1,039	1,545
Denver Nuggets	57.3	2022-23	82	240.9	115.8	43.0	28.9	7.5	4.5	14.5	43.6	86.4	50.4	11.8	31.2	37.9	16.8	22.4	75.1	19,755	9,495	3,527	2,368	618	368	1,192	1,525
Sacramento Kings	57.2	2022-23	82	241.8	120.7	42.5	27.3	7.0	3.4	13.5	43.6	88.2	49.4	13.8	37.3	36.9	19.8	25.1	79.0	19,830	9,898	3,481	2,237	574	275	1,106	1,616
Golden State Warriors	57.1	2022-23	82	241.8	118.9	44.6	29.8	7.2	3.9	16.3	43.1	90.2	47.9	16.6	43.2	38.5	16.0	20.2	79.4	19,830	9,753	3,657	2,446	588	323	1,336	1,757
Golden State Warriors	56.9	2017-18	82	240.6	113.5	43.5	29.3	8.0	7.5	15.4	42.8	85.1	50.3	11.3	28.9	39.1	16.6	20.3	81.5	19,730	9,304	3,568	2,402	656	612	1,265	1,607
Milwaukee Bucks	56.8	2023-24	82	241.5	119.0	44.2	26.5	6.8	5.0	12.9	43.1	88.5	48.7	14.2	38.1	37.3	18.5	23.9	77.4	19,805	9,756	3,622	2,176	558	413	1,059	1,574
Los Angeles Lakers	56.6	2023-24	82	242.1	118.0	43.1	28.5	7.4	5.5	14.0	43.7	87.5	49.9	11.8	31.4	37.7	18.9	24.2	78.2	19,855	9,679	3,535	2,340	605	453	1,146	1,283
Milwaukee Bucks	56.6	2020-21	72	240.7	120.1	48.1	25.5	8.1	4.6	13.8	44.7	91.8	48.7	14.4	37.1	38.9	16.2	21.4	76.0	17,330	8,649	3,465	1,834	585	334	995	1,244
Boston Celtics	56.6	2022-23	82	243.7	117.9	45.3	26.7	6.4	5.2	13.4	42.2	88.8	47.5	16.0	42.6	37.7	17.5	21.6	81.2	19,980	9,671	3,717	2,186	521	430	1,095	1,542
Dallas Mavericks	56.5	2022-23	82	243.0	114.2	38.8	22.9	6.3	3.7	12.2	40.0	84.3	47.5	15.2	41.0	37.1	19.0	25.1	75.5	19,930	9,366	3,181	1,880	514	304	1,002	1,697
Phoenix Suns	56.5	2023-24	82	241.2	116.2	44.1	27.0	7.4	6.0	14.9	42.5	86.1	49.3	12.4	32.6	38.2	18.9	23.4	80.8	19,780	9,532	3,613	2,218	610	493	1,220	1,475
Golden State Warriors	56.5	2018-19	82	241.5	117.7	46.2	29.4	7.6	6.4	14.3	44.0	89.8	49.1	13.3	34.4	38.5	16.3	20.4	80.1	19,805	9,650	3,787	2,413	625	525	1,169	1,757
Phoenix Suns	56.4	2020-21	72	242.8	115.3	42.9	26.9	7.2	4.3	12.5	43.3	88.3	49.0	13.1	34.6	37.8	15.6	18.7	83.4	17,480	8,300	3,092	1,939	517	312	902	1,374
L.A. Clippers	56.4	2020-21	72	240.0	114.0	44.2	24.4	7.1	4.1	13.2	41.8	86.7	48.2	14.3	34.7	41.1	16.2	19.3	83.9	17,280	8,209	3,179	1,756	509	295	950	1,383
Golden State Warriors	56.3	2016-17	82	241.2	115.9	44.4	30.4	9.6	6.8	14.8	43.1	87.1	49.5	12.0	31.2	38.3	17.8	22.6	78.8	19,780	9,503	3,643	2,491	785	555	1,211	1,585
Utah Jazz	56.3	2020-21	72	241.0	116.4	48.3	23.7	6.6	5.2	14.2	41.3	88.1	46.8	16.7	43.0	38.9	17.2	21.5	79.9	17,355	8,382	3,474	1,703	474	371	1,023	1,335
Golden State Warriors	56.3	2015-16	82	242.4	114.9	46.2	28.9	8.4	6.1	15.2	42.5	87.3	48.7	13.1	31.6	41.6	16.7	21.8	76.3	19,880	9,421	3,788	2,373	689	498	1,245	1,701
Philadelphia 76ers	56.3	2022-23	82	242.4	115.2	40.9	25.2	7.7	4.7	13.7	40.8	83.8	48.7	12.6	32.6	38.7	21.0	25.1	83.5	19,880	9,448	3,356	2,063	635	389	1,121	1,675
Dallas Mavericks	56.2	2023-24	82	240.3	117.9	42.9	25.7	6.9	5.0	12.5	43.1	89.7	48.1	14.6	39.5	36.9	17.0	22.5	75.8	19,705	9,664	3,521	2,106	563	406	1,027	1,500
Brooklyn Nets	56.2	2022-23	82	240.6	113.4	40.5	25.5	7.1	6.2	13.7	41.5	85.1	48.7	12.8	33.8	37.8	17.7	22.1	80.0	19,730	9,295	3,322	2,093	585	506	1,127	1,730
Denver Nuggets	56.2	2023-24	82	240.3	114.9	44.4	29.4	7.1	5.6	12.6	44.0	88.8	49.6	11.7	31.2	37.4	15.1	19.9	76.2	19,705	9,418	3,644	2,414	585	457	1,037	1,489
L.A. Clippers	56.1	2023-24	82	240.3	115.6	43.0	25.6	7.8	5.0	13.1	42.4	86.7	48.9	12.6	33.2	38.1	18.3	22.2	82.5	19,705	9,481	3,523	2,097	640	413	1,078	1,519