The Atlanta Braves have the highest slugging percentage by a team in a season, with a slugging percentage of .501 in 2023.

	TEAM	SLG	SEASON	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	OPS
1	Braves	.501	2023	162	.642	104	58	5,597	947	1,543	293	23	307	916	538	67	1,289	132	27	6,247	2,803	623	2	43	20	128	.276	.344	.845
2	Astros	.495	2019	162	.660	107	55	5,613	920	1,538	323	28	288	891	645	66	1,166	67	27	6,391	2,781	639	10	57	17	146	.274	.352	.848
3	Twins	.494	2019	162	.623	101	61	5,732	939	1,547	318	23	307	906	525	81	1,334	28	21	6,389	2,832	648	10	41	21	101	.270	.338	.832
4	Red Sox	.491	2003	162	.586	95	67	5,769	961	1,667	371	40	238	932	620	53	943	88	35	6,530	2,832	649	24	64	61	126	.289	.360	.851
5	Yankees	.490	2019	162	.636	103	59	5,583	943	1,493	290	17	306	904	569	49	1,437	55	22	6,244	2,735	613	10	33	18	113	.267	.339	.829
6	Yankees	.488	1927	155	.714	110	44	5,354	976	1,644	291	103	158	907	642	22	610	90	64	6,222	2,615	552	204				.307	.384	.872
7	Yankees	.488	1930	154	.558	86	68	5,447	1,062	1,683	298	110	152	985	644	19	569	91	60	6,272	2,657	560	162				.309	.384	.872
8	Mariners	.485	1997	162	.556	90	72	5,614	925	1,574	312	21	264	890	626	49	1,110	89	40	6,384	2,720	597	46	49	53	146	.280	.355	.839
9	Beaneaters	.484	1894	133	.629	83	49	5,011	1,220	1,658	272	94	103	1,043	535	47	261	241		5,657	2,427	469	64				.331	.401	.885
10	Indians	.484	1994	113	.584	66	47	4,022	679	1,165	240	20	167	647	382	18	629	131	48	4,493	1,946	427	33	38	40	80	.290	.351	.835
11	Mariners	.484	1996	161	.528	85	76	5,668	993	1,625	343	19	245	954	670	75	1,052	90	39	6,517	2,741	607	46	58	57	121	.287	.366	.850
12	Yankees	.483	1936	155	.667	102	51	5,591	1,065	1,676	315	83	182	997	700	33	593	77	40	6,391	2,703	580	67				.300	.381	.864
13	Rockies	.483	2001	162	.451	73	89	5,690	923	1,663	324	61	213	874	511	61	1,027	132	54	6,393	2,748	598	81	50	50	116	.292	.354	.837
14	Dodgers	.483	2020	60	.717	43	17	2,042	349	523	97	6	118	327	228	30	471	29	8	2,315	986	221	3	12	7	46	.256	.338	.821
15	Orioles	.483	1894	129	.695	89	39	4,799	1,171	1,647	271	150	33	976	516	98	200	324		5,564	2,317	454	151				.343	.418	.901
16	Braves	.483	2020	60	.583	35	25	2,074	348	556	130	3	103	338	239	23	573	23	4	2,344	1,001	236	1	7	13	39	.268	.349	.832
17	Cubs	.481	1930	156	.584	90	64	5,581	998	1,722	305	72	171	940	588	37	635	70		6,354	2,684	548	148				.309	.378	.859
18	Indians	.479	1995	144	.694	100	44	5,028	840	1,461	279	23	207	803	542	35	766	132	53	5,684	2,407	509	31	48	40	128	.291	.361	.839
19	Rangers	.479	1999	162	.586	95	67	5,651	945	1,653	304	29	230	897	611	29	937	111	54	6,388	2,705	563	35	62	41	147	.293	.361	.840
20	Phillies	.478	1894	132	.555	71	57	5,089	1,179	1,780	259	137	40	1,007	508	58	254	285		5,777	2,433	436	122				.350	.415	.893
21	Astros	.478	2017	162	.623	101	61	5,611	896	1,581	346	20	238	854	509	70	1,087	98	42	6,262	2,681	604	11	61	27	139	.282	.346	.823
22	Rockies	.478	1997	162	.512	83	79	5,603	923	1,611	269	40	239	869	562	63	1,060	137	65	6,336	2,677	548	73	35	35	138	.288	.357	.835
23	Yankees	.478	2009	162	.636	103	59	5,660	915	1,604	325	21	244	881	663	54	1,014	111	28	6,447	2,703	590	31	39	35	144	.283	.362	.839
24	Astros	.477	2000	162	.444	72	90	5,570	938	1,547	289	36	249	900	673	83	1,129	114	52	6,444	2,655	574	57	61	57	154	.278	.361	.837
25	Braves	.475	2003	162	.623	101	61	5,670	907	1,608	321	31	235	872	545	49	933	68	22	6,378	2,696	587	65	49	46	124	.284	.349	.824