Since 1998, Barry Bonds has the highest slugging percentage in a season, with a slugging percentage of .863 in 2001.

Interpreted as:

highest slugging with a minimum of 3.1 PA per team game by a player in a season since 1998

	NAME	SLG	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Barry Bonds B. Bonds	.863	2001	SFG	153	476	129	156	32	2	73	137	177	9	93	13	3	664	411	107	0	2	35	5	.328	.515	1.379	200	117.7	.537	234	116.6
2	Barry Bonds B. Bonds	.812	2004	SFG	147	373	129	135	27	3	45	101	232	9	41	6	1	617	303	75	0	3	120	5	.362	.609	1.422	185	108	.537	233	105.7
3	Barry Bonds B. Bonds	.799	2002	SFG	143	403	117	149	31	2	46	110	198	9	47	9	2	612	322	79	0	2	68	4	.370	.582	1.381	183	110	.544	244	109.9
4	Mark McGwire M. McGwire	.752	1998	STL	155	509	130	152	21	0	70	147	162	6	155	1	0	681	383	91	0	4	28	8	.299	.470	1.222	176	91.7	.492	205	90.7
5	Barry Bonds B. Bonds	.749	2003	SFG	130	390	111	133	22	1	45	90	148	10	58	7	0	550	292	68	0	2	61	7	.341	.529	1.278	148	80.5	.503	212	79.4
6	Sammy Sosa S. Sosa	.737	2001	CHC	160	577	146	189	34	5	64	160	116	6	153	0	2	711	425	103	0	12	37	6	.328	.437	1.174	171	82.7	.465	186	79.8
7	Larry Walker L. Walker	.710	1999	COL	127	438	108	166	26	4	37	115	57	12	52	11	4	513	311	67	0	6	8	12	.379	.458	1.168	131	64.1	.485	167	46.6
8	Aaron Judge A. Judge	.701	2024	NYY	158	559	122	180	36	1	58	144	133	9	171	10	0	703	392	95	0	2	20	22	.322	.458	1.159	176	93.7	.476	219	95.5
9	Todd Helton T. Helton	.698	2000	COL	160	580	138	216	59	2	42	147	103	4	61	5	3	697	405	103	0	10	22	12	.372	.463	1.162	174	82.4	.476	161	58
10	Manny Ramirez M. Ramirez	.697	2000	CLE	118	439	92	154	34	2	38	122	86	3	117	1	1	532	306	74	0	4	9	9	.351	.457	1.154	133	63	.477	181	58.6
11	Mark McGwire M. McGwire	.697	1999	STL	153	521	118	145	21	1	65	147	133	2	141	0	0	661	363	87	0	5	21	12	.278	.424	1.120	150	64.2	.453	169	61.5
12	Juan Soto J. Soto	.695	2020	WSH	47	154	39	54	14	0	13	37	41	1	28	6	2	196	107	27	0	0	12	1	.351	.490	1.185	51	26.1	.478	201	25.4
13	Luis Gonzalez L. Gonzalez	.688	2001	ARI	162	609	128	198	36	7	57	142	100	14	83	1	1	728	419	100	0	5	24	14	.325	.429	1.117	168	77.8	.454	173	69.4
14	Aaron Judge A. Judge	.688	2025	NYY	152	541	137	179	30	2	53	114	124	7	160	12	5	679	372	85	0	7	36	16	.331	.457	1.144	163	82.5	.463	203	82.7
15	Barry Bonds B. Bonds	.688	2000	SFG	143	480	129	147	28	4	49	106	117	3	77	11	3	607	330	81	0	7	22	6	.306	.440	1.127	141	61	.456	174	61.2
16	Aaron Judge A. Judge	.686	2022	NYY	157	570	133	177	28	0	62	131	111	6	175	16	3	692	391	90	0	5	19	14	.311	.425	1.111	161	81.6	.458	208	84.5
17	Todd Helton T. Helton	.685	2001	COL	159	587	132	197	54	2	49	146	98	5	104	7	5	696	402	105	1	5	15	14	.336	.432	1.116	163	76.6	.457	160	54.8
18	Jim Thome J. Thome	.677	2002	CLE	147	480	101	146	19	2	52	118	122	5	139	1	2	613	325	73	0	6	18	5	.304	.445	1.122	142	68.3	.461	189	67.1
19	Albert Pujols A. Pujols	.671	2006	STL	143	535	119	177	33	1	49	137	92	4	50	7	2	634	359	83	0	3	28	20	.331	.431	1.102	142	62.6	.447	174	61.7
20	Christian Yelich C. Yelich	.671	2019	MIL	130	489	100	161	29	3	44	97	80	8	118	30	2	580	328	76	0	3	16	8	.329	.429	1.100	134	61	.442	174	56.7
21	Albert Pujols A. Pujols	.667	2003	STL	157	591	137	212	51	1	43	124	79	10	65	5	1	685	394	95	0	5	12	13	.359	.439	1.106	160	76.4	.461	184	74.1
22	Carlos Delgado C. Delgado	.664	2000	TOR	162	569	115	196	57	1	41	137	123	15	104	0	1	711	378	99	0	4	18	12	.344	.470	1.134	174	81	.471	179	76
23	Vladimir Guerrero V. Guerrero	.664	2000	MON	154	571	101	197	28	11	44	123	58	8	74	9	10	641	379	83	0	4	23	15	.345	.410	1.074	139	55.1	.439	160	52
24	Manny Ramirez M. Ramirez	.663	1999	CLE	147	522	131	174	34	3	44	165	96	13	131	2	4	640	346	81	0	9	9	12	.333	.442	1.105	149	65.7	.459	172	61.8
25	Larry Walker L. Walker	.662	2001	COL	142	497	107	174	35	3	38	123	82	14	103	14	5	601	329	76	0	8	6	9	.350	.449	1.111	143	67.9	.461	162	49