Phil Cavarretta has scored the most career runs by a player younger than 20, with 120 runs.

Interpreted as:

highest distance run by a player by a teenager

	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	Phil Cavarretta P. Cavarretta	120	220	856	235	36	14	14	119	52	4	84	8		919	341	64	7				.275	.319	.398	.717
2	Robin Yount R. Yount	109	243	857	223	41	6	11	75	43	2	110	18	11	921	309	58	14	5	3	11	.260	.295	.361	.656
3	Mel Ott M. Ott	99	241	658	209	35	7	19	100	67	2	54	6		741	315	61	14				.318	.382	.479	.861
4	Bryce Harper B. Harper	98	139	533	144	26	9	22	59	56	2	120	18	6	597	254	57	3	3	0	8	.270	.340	.477	.817
5	Juan Soto J. Soto	77	116	414	121	25	1	22	70	79	0	99	5	2	494	214	48	1	0	10	9	.292	.406	.517	.923
6	Tony Conigliaro T. Conigliaro	69	111	404	117	21	2	24	52	35	5	78	2	4	444	214	47	0	0	1	11	.290	.354	.530	.883
7	Ed Kranepool E. Kranepool	69	208	699	166	32	6	12	59	50	2	101	4	4	761	246	50	4	6	2	19	.237	.288	.352	.640
8	Buddy Lewis B. Lewis	66	108	472	136	17	8	3	48	26	2	36	3		501	178	28	1				.288	.328	.377	.705
9	Bob Kennedy B. Kennedy	64	112	449	118	20	2	3	39	31	0	36	2		487	151	25	7			12	.263	.310	.336	.647
10	Freddie Lindstrom F. Lindstrom	62	157	435	122	18	13	4	37	28	3	30	8		473	178	35	7				.280	.328	.409	.738
11	Ken Griffey Jr. K. Griffey Jr.	61	127	455	120	23	0	16	61	44	2	83	16	7	506	191	39	1	4	8	4	.264	.329	.420	.748
12	Mickey Mantle M. Mantle	61	96	341	91	11	5	13	65	43	0	74	8	7	386	151	29	2			3	.267	.349	.443	.792
13	Sibby Sisti S. Sisti	55	129	464	109	17	4	5	31	22	3	74	7		501	149	26	12			8	.235	.274	.321	.595
14	Al Kaline A. Kaline	52	168	532	146	18	3	5	45	23	1	49	10	5	565	185	26	7	2		22	.274	.305	.348	.652
15	Cass Michaels C. Michaels	51	158	520	121	12	6	2	59	39	3	33	8		577	151	20	15			14	.233	.290	.290	.580
16	Cesar Cedeno C. Cedeno	46	90	355	110	21	4	7	42	15	2	57	17	4	377	160	32	3	2	2	8	.310	.340	.451	.790
17	Travis Jackson T. Jackson	46	99	336	90	12	7	4	37	21	0	42	3		359	128	23	2				.268	.311	.381	.692
18	Rusty Staub R. Staub	43	150	513	115	17	4	6	45	59	5	58	0	0	585	158	27	6	2	8	11	.224	.309	.308	.617
19	Ted Kazanski T. Kazanski	39	95	360	78	17	5	2	27	26	3	52	1	1	392	111	24	3			7	.217	.275	.308	.583
20	Bobby Del Greco B. Del Greco	34	99	341	74	14	2	1	20	38	3	70	6	5	385	95	17	3			9	.217	.301	.279	.580
21	Tommy Brown T. Brown	33	118	376	80	8	4	2	29	15	0	40	3		399	102	14	8			7	.213	.243	.271	.514
22	Jimmie Foxx J. Foxx	33	97	171	58	9	6	3	26	16	1	18	3		191	88	18	3				.339	.399	.515	.914
23	Merito Acosta M. Acosta	33	124	257	59	6	4	0		44	4	35	13		315	73	10	10				.230	.351	.284	.635
24	Dick Schofield D. Schofield	26	77	46	8	0	1	2	5	2	0	14	1	2	48	16	3	0	0		1	.174	.208	.348	.556
25	Mike Menosky M. Menosky	26	68	141	37	4	1	2	9	17	2		5		164	49	7	4				.262	.350	.348	.698