Mel Ott has scored the most career runs by a player younger than 30, with 1,247 runs.

Interpreted as:

most runs by a player scored before age 30

	NAME	R	G	AB	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mel Ott M. Ott	1,247	1,739	6,148	1,939	336	61	342	1,309	1,040	37	516	60		7,300	3,423	739	75				.315	.417	.557	.974
2	Mickey Mantle M. Mantle	1,243	1,552	5,518	1,700	241	66	374	1,063	1,129	9	1,140	123	33	6,697	3,195	681	13	28	69	58	.308	.425	.579	1.004
3	Jimmie Foxx J. Foxx	1,216	1,561	5,551	1,852	313	93	379	1,347	987	9	859	71		6,608	3,488	785	61				.334	.435	.628	1.063
4	Alex Rodriguez A. Rodriguez	1,197	1,528	5,958	1,825	327	24	409	1,176	695	90	1,201	214	55	6,818	3,427	760	16	59	49	135	.306	.384	.575	.959
5	Lou Gehrig L. Gehrig	1,130	1,288	4,763	1,632	339	116	282	1,202	837	23	521	67		5,724	3,049	737	101				.343	.443	.640	1.083
6	Hank Aaron H. Aaron	1,078	1,511	5,940	1,898	321	77	342	1,121	541	20	607	103	37	6,582	3,399	740	19	62	124	158	.320	.375	.572	.947
7	Albert Pujols A. Pujols	1,071	1,399	5,146	1,717	387	14	366	1,112	811	69	570	61	30	6,082	3,230	767	1	55	198	180	.334	.427	.628	1.055
8	Ken Griffey Jr. K. Griffey Jr.	1,063	1,535	5,832	1,742	320	30	398	1,152	747	47	984	167	60	6,688	3,316	748	6	56	170	109	.299	.380	.569	.948
9	Rickey Henderson R. Henderson	1,058	1,322	4,983	1,455	235	44	126	504	870	30	668	794	187	5,930	2,156	405	18	29	26	76	.292	.398	.433	.831
10	Eddie Mathews E. Mathews	1,032	1,482	5,466	1,548	223	55	370	993	929	16	888	56	29	6,481	2,991	648	31	39	55	76	.283	.387	.547	.934
11	Frank Robinson F. Robinson	1,025	1,469	5,410	1,634	311	50	314	975	677	112	769	158	57	6,265	2,987	675	13	53	125	139	.302	.388	.552	.940
12	Rogers Hornsby R. Hornsby	994	1,413	5,322	1,939	332	139	181		595	36	440	114		6,074	3,092	652	121				.364	.432	.581	1.013
13	Miguel Cabrera M. Cabrera	974	1,526	5,724	1,822	388	14	323	1,140	715	43	1,116	34	18	6,542	3,207	725	5	55	162	195	.318	.395	.560	.955
14	Andruw Jones A. Jones	973	1,625	5,899	1,570	309	32	345	1,032	660	78	1,275	133	53	6,696	2,978	686	6	53	62	146	.266	.345	.505	.850
15	Ty Cobb T. Cobb	972	1,253	4,689	1,775	283	140	50		554	52		575		5,409	2,488	473	114				.379	.450	.531	.980
16	Vada Pinson V. Pinson	971	1,535	6,228	1,853	336	95	186	809	404	33	818	219	81	6,736	2,937	617	30	41	35	102	.298	.341	.472	.813
17	Mike Trout M. Trout	967	1,288	4,656	1,419	268	49	310	816	865	86	1,215	203	37	5,659	2,715	627	0	52	109	58	.305	.419	.583	1.002
18	Derek Jeter D. Jeter	966	1,278	5,155	1,619	254	41	138	652	529	87	927	184	51	5,838	2,369	433	39	28	19	112	.314	.385	.460	.845
19	Robin Yount R. Yount	961	1,671	6,515	1,856	349	75	144	781	473	16	707	152	64	7,148	2,787	568	74	70	31	128	.285	.331	.428	.759
20	Al Kaline A. Kaline	958	1,595	5,979	1,837	297	59	232	957	650	31	516	98	44	6,746	2,948	588	35	51	68	164	.307	.375	.493	.868
21	Joe Medwick J. Medwick	954	1,360	5,539	1,838	416	103	180	1,049	312	22	447	32		5,902	3,000	699	29			54	.332	.370	.542	.911
22	Harlond Clift H. Clift	940	1,300	4,752	1,332	273	58	166	729	903	34	599	60		5,732	2,219	497	43			34	.280	.399	.467	.866
23	Arky Vaughan A. Vaughan	936	1,411	5,268	1,709	291	116	84	765	780	39	228	86		6,182	2,484	491	95			13	.324	.415	.472	.887
24	Donie Bush D. Bush	927	1,369	5,038	1,258	135	55	8		873	24		349		6,154	1,527	198	219				.250	.363	.303	.666
25	Babe Ruth B. Ruth	925	1,101	3,567	1,251	270	83	284	877	880	25	600	72		4,515	2,539	637	43				.351	.482	.712	1.194