who had the highest batting average at age 30 having at least 100 pa

Ty Cobb has the best career batting average by a 30-year-old player when making 100+ plate appearances, with an average of .383.

	NAME	AVG	PA	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS
1	Ty Cobb T. Cobb	.383	672	152	588	107	225	44	24	6		64	4	34	55		335	74	16				.447	.570	1.016
2	Harry Heilmann H. Heilmann	.381	661	150	570	96	217	42	13	10	119	64	3	30	10		315	65	24				.446	.553	.998
3	Jose Iglesias J. Iglesias	.373	150	39	142	16	53	17	0	3	24	3	4	17	0	0	79	20	0	1	0	1	.400	.556	.956
4	Bill Terry B. Terry	.372	673	150	607	103	226	39	5	14	117	48	0	35	10		317	58	18				.418	.522	.941
5	Ichiro Suzuki I. Suzuki	.372	762	161	704	101	262	24	5	8	60	49	4	63	36	11	320	37	2	3	19	6	.414	.455	.869
6	Rico Carty R. Carty	.369	557	137	480	91	177	25	3	30	112	72	2	47	1	2	298	58	0	3	5	20	.451	.621	1.071
7	Lew Fonseca L. Fonseca	.369	645	148	567	97	209	44	15	6	101	51	7	22	19		301	65	20				.427	.531	.958
8	Les Mann L. Mann	.367	100	46	90	21	33	5	2	5	11	9	1	5	0		57	12	0				.430	.633	1.063
9	Larry Walker L. Walker	.366	664	153	568	143	208	46	4	49	130	78	14	90	33	8	409	99	0	4	14	15	.452	.720	1.172
10	Pie Traynor P. Traynor	.366	572	130	497	90	182	22	11	9	119	51	1	19	7		253	42	23				.426	.509	.935
11	Harry Walker H. Walker	.363	597	140	513	81	186	29	16	1	41	63	4	39	13		250	46	17			10	.436	.487	.924
12	Ted Williams T. Williams	.361	757	159	592	157	214	52	3	37	161	163	2	51	3		383	92	0			16	.501	.647	1.148
13	Hack Wilson H. Wilson	.358	703	153	579	144	207	35	6	53	184	107	1	85	3		413	94	16				.459	.713	1.172
14	Rafael Furcal R. Furcal	.357	164	36	143	34	51	12	2	5	16	20	1	17	8	3	82	19	0	0	0	3	.439	.573	1.012
15	B.J. Surhoff	.356	242	67	216	38	77	19	2	7	44	21	1	24	5	1	121	28	1	3	3	4	.411	.560	.971
16	Stan Musial S. Musial	.355	678	152	578	124	205	30	12	32	109	98	1	40	4	5	355	74	1			6	.449	.614	1.063
17	David Justice D. Justice	.354	155	38	127	27	45	9	1	7	27	26	0	18	0	1	77	17	0	2	1	6	.458	.606	1.064
18	Wade Boggs W. Boggs	.354	717	154	604	123	214	47	10	6	66	103	2	40	1	5	299	63	0	8	14	21	.445	.495	.940
19	Earle Combs E. Combs	.354	680	144	590	124	209	33	17	5	74	77	0	36	14		291	55	13				.429	.493	.922
20	Joe Torre J. Torre	.353	721	165	640	96	226	27	6	25	118	68	7	83	2	1	340	58	1	5	12	15	.418	.531	.949
21	Cecil Cooper C. Cooper	.352	678	153	622	96	219	33	4	25	122	39	2	42	17	6	335	62	7	8	15	16	.387	.539	.926
22	Bill Dickey B. Dickey	.352	603	141	512	93	180	37	1	33	141	87	3	28	1		318	71	1				.449	.621	1.070
23	George Watkins G. Watkins	.350	510	132	480	100	168	35	12	19	91	24	3	48	8		284	66	3				.385	.592	.976
24	Pete Alonso P. Alonso	.349	160	36	129	26	45	13	1	9	33	25	5	24	0	1	87	23	0	1	1	7	.469	.674	1.143
25	Rube Bressler R. Bressler	.348	368	97	319	43	111	17	6	4	61	40	2	16	9		152	27	7				.424	.476	.900