Babe Ruth has the best batting average with 48+ home runs in a season, with an average of .378 in 1921.

Interpreted as:

highest ba by a player in a season with 48 or more hr

	NAME	AVG	HR	SEASON	TM	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Babe Ruth B. Ruth	.378	59	1921	NYY	152	540	177	204	44	16	168	145	4	81	17	13	693	457	119	4				.512	.846	1.359	214	127.8	.575	224	118.7
2	Babe Ruth B. Ruth	.376	54	1920	NYY	142	458	158	172	36	9	135	150	3	80	14	14	616	388	99	5				.532	.847	1.379	191	120.9	.597	237	110.5
3	Larry Walker L. Walker	.366	49	1997	COL	153	568	143	208	46	4	130	78	14	90	33	8	664	409	99	0	4	14	15	.452	.720	1.172	168	86.1	.488	177	64.8
4	Jimmie Foxx J. Foxx	.364	58	1932	PHA	154	585	151	213	33	9	169	116	0	96	3	7	701	438	100	0				.469	.749	1.218	193	105.6	.522	198	95.8
5	Lou Gehrig L. Gehrig	.363	49	1934	NYY	154	579	128	210	40	6	166	109	2	31	9	5	690	409	95	0				.465	.706	1.172	182	94.8	.511	194	90.9
6	Babe Ruth B. Ruth	.359	49	1930	NYY	145	518	150	186	28	9	153	136	1	61	10	10	676	379	86	21				.493	.732	1.225	192	97	.517	204	100.6
7	Jimmie Foxx J. Foxx	.356	48	1933	PHA	149	573	125	204	37	9	163	96	1	93	2	2	670	403	94	0				.449	.703	1.153	170	92.1	.510	189	79.8
8	Hack Wilson H. Wilson	.356	56	1930	CHC	155	585	146	208	35	6	191	105	1	84	3		709	423	97	18				.454	.723	1.177	189	89	.497	171	78.9
9	Babe Ruth B. Ruth	.356	60	1927	NYY	151	540	158	192	29	8	165	137	0	89	7	6	691	417	97	14				.486	.772	1.258	195	109.9	.545	212	104.8
10	Lou Gehrig L. Gehrig	.354	49	1936	NYY	155	579	167	205	37	7	152	130	7	46	3	4	719	403	93	3				.478	.696	1.174	192	97.6	.512	178	85.8
11	Mickey Mantle M. Mantle	.353	52	1956	NYY	150	533	132	188	22	5	130	112	2	99	10	1	652	376	79	1	4	6	4	.464	.705	1.169	164	88.9	.498	202	84.6
12	Jimmie Foxx J. Foxx	.349	50	1938	BSA	149	565	139	197	33	9	175	119	0	76	5	4	685	398	92	1				.462	.704	1.166	178	91.7	.508	173	74.2
13	Todd Helton T. Helton	.336	49	2001	COL	159	587	132	197	54	2	146	98	5	104	7	5	696	402	105	1	5	15	14	.432	.685	1.116	163	76.6	.457	160	54.8
14	Adrian Beltre A. Beltre	.334	48	2004	LAD	156	598	104	200	32	0	121	53	2	87	7	2	657	376	80	0	4	9	15	.388	.629	1.017	133	51.9	.423	161	52
15	Aaron Judge A. Judge	.331	53	2025	NYY	152	541	137	179	30	2	114	124	7	160	12	5	679	372	85	0	7	36	16	.457	.688	1.144	163	82.5	.463	203	82.7
16	Albert Pujols A. Pujols	.331	49	2006	STL	143	535	119	177	33	1	137	92	4	50	7	2	634	359	83	0	3	28	20	.431	.671	1.102	142	62.6	.447	174	61.7
17	Albert Belle A. Belle	.328	49	1998	CWS	163	609	113	200	48	2	152	81	1	84	6	4	706	399	99	0	15	10	17	.399	.655	1.055	150	62.1	.437	165	59.7
18	Barry Bonds B. Bonds	.328	73	2001	SFG	153	476	129	156	32	2	137	177	9	93	13	3	664	411	107	0	2	35	5	.515	.863	1.379	200	117.7	.537	234	116.6
19	Sammy Sosa S. Sosa	.328	64	2001	CHC	160	577	146	189	34	5	160	116	6	153	0	2	711	425	103	0	12	37	6	.437	.737	1.174	171	82.7	.465	186	79.8
20	Ted Kluszewski T. Kluszewski	.326	49	1954	CIN	149	573	104	187	28	3	141	78	3	35	0	2	659	368	80	0	5		12	.407	.642	1.049	140	65.5	.461	164	54
21	Luis Gonzalez L. Gonzalez	.325	57	2001	ARI	162	609	128	198	36	7	142	100	14	83	1	1	728	419	100	0	5	24	14	.429	.688	1.117	168	77.8	.454	173	69.4
22	Babe Ruth B. Ruth	.323	54	1928	NYY	154	536	163	173	29	8	146	137	3	87	4	5	684	380	91	8				.463	.709	1.172	174	90.6	.510	201	89.3
23	Aaron Judge A. Judge	.322	58	2024	NYY	158	559	122	180	36	1	144	133	9	171	10	0	703	392	95	0	2	20	22	.458	.701	1.159	176	93.7	.476	219	95.5
24	Alex Rodriguez A. Rodriguez	.321	48	2005	NYY	162	605	124	194	29	1	130	91	16	139	21	6	715	369	78	0	3	8	8	.421	.610	1.031	151	65	.436	174	64.2
25	George Foster G. Foster	.320	52	1977	CIN	158	615	124	197	31	2	149	61	5	107	6	4	689	388	85	0	8	10	17	.382	.631	1.013	139	58.4	.430	165	54.1