Vladimir Guerrero Jr. had the most total bases in 2021, with 363 bases.

	NAME	TB	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Vladimir Guerrero Jr. V. Guerrero Jr.	363	2021	TOR	161	604	123	188	29	1	48	111	86	6	110	4	1	698	78	0	2	7	20	.311	.401	.601	1.002	145	60.4	.419	166	56.1
2	Marcus Semien M. Semien	351	2021	TOR	162	652	115	173	39	2	45	102	66	3	146	15	1	724	86	0	3	0	9	.265	.334	.538	.873	120	31.9	.368	131	27.4
3	Salvador Perez S. Perez	337	2021	KCR	161	620	88	169	24	0	48	121	28	13	170	1	0	665	72	0	4	4	14	.273	.316	.544	.859	105	24.6	.359	125	20.4
4	Trea Turner T. Turner	319	2021	TOT	148	595	107	195	34	3	28	77	41	6	110	32	5	646	65	0	4	2	18	.328	.375	.536	.911	117	38.4	.386	143	35.1
5	Rafael Devers R. Devers	318	2021	BOS	156	591	101	165	37	1	38	113	62	7	143	5	5	664	76	0	4	7	13	.279	.352	.538	.890	113	32.2	.373	133	26.5
6	Shohei Ohtani S. Ohtani	318	2021	LAA	155	537	103	138	26	8	46	100	96	4	189	26	10	639	80	0	2	20	7	.257	.372	.592	.965	119	41.8	.393	150	39.4
7	Austin Riley A. Riley	313	2021	ATL	160	590	91	179	33	1	33	107	52	12	168	0	1	662	67	0	8	2	11	.303	.367	.531	.898	116	35.6	.379	136	30.7
8	Cedric Mullins C. Mullins	312	2021	BAL	159	602	91	175	37	5	30	59	59	8	125	30	8	674	72	1	4	3	2	.291	.360	.518	.878	114	31.9	.372	136	29.4
9	Paul Goldschmidt P. Goldschmidt	310	2021	STL	158	603	102	177	36	2	31	99	67	4	136	12	0	679	69	0	5	2	13	.294	.365	.514	.879	115	33.2	.373	136	31.4
10	Bo Bichette B. Bichette	310	2021	TOR	159	640	121	191	30	1	29	102	40	6	137	25	1	690	60	0	4	0	10	.298	.343	.484	.828	106	22.5	.354	122	18.2
11	Ozzie Albies O. Albies	307	2021	ATL	156	629	103	163	40	7	30	106	47	3	128	20	4	686	77	0	7	2	4	.259	.310	.488	.799	95	12.2	.336	108	7
12	Nick Castellanos N. Castellanos	306	2021	CIN	138	531	95	164	38	1	34	100	41	7	121	3	1	585	73	0	6	5	16	.309	.362	.576	.939	108	37.2	.391	140	30
13	Matt Olson M. Olson	305	2021	OAK	156	565	101	153	35	0	39	111	88	9	113	4	1	673	74	0	11	12	17	.271	.371	.540	.911	117	35.7	.379	147	38.9
14	Freddie Freeman F. Freeman	302	2021	ATL	159	600	120	180	25	2	31	83	85	8	107	8	3	695	58	0	2	15	11	.300	.393	.503	.896	121	37.2	.379	136	32
15	Mitch Haniger M. Haniger	301	2021	SEA	157	620	110	157	23	2	39	100	54	9	169	1	0	691	64	0	8	2	12	.253	.318	.485	.804	98	14.5	.340	120	16.9
16	Bryce Harper B. Harper	300	2021	PHI	141	488	101	151	42	1	35	84	100	5	134	13	3	599	78	2	4	14	12	.309	.429	.615	1.044	130	57.7	.431	171	54
17	Aaron Judge A. Judge	299	2021	NYY	148	550	89	158	24	0	39	98	75	3	158	6	1	633	63	0	5	2	16	.287	.373	.544	.916	115	38	.387	150	38.7
18	José Ramírez J. Ramírez	297	2021	CLE	152	552	111	147	32	5	36	103	72	7	87	27	4	636	73	0	5	10	13	.266	.355	.538	.893	107	30.2	.372	140	30.9
19	Jorge Polanco J. Polanco	296	2021	MIN	152	588	97	158	35	2	33	98	45	5	118	11	6	644	70	0	6	0	4	.269	.323	.503	.826	97	18.5	.349	123	18.4
20	J.D. Martinez	295	2021	BOS	148	570	92	163	42	3	28	99	55	3	150	0	0	633	73	0	5	6	18	.286	.349	.518	.867	103	25.9	.364	126	20.5
21	Jose Altuve J. Altuve	294	2021	HOU	146	601	117	167	32	1	31	83	66	4	91	5	3	678	64	1	6	3	9	.278	.350	.489	.839	106	23.8	.357	129	23.7
22	Nolan Arenado N. Arenado	293	2021	STL	157	593	81	151	34	3	34	105	50	3	96	2	0	653	71	0	7	8	20	.255	.312	.494	.807	91	11.6	.336	112	9.9
23	Bryan Reynolds B. Reynolds	292	2021	PIT	159	559	93	169	35	8	24	90	75	8	119	5	2	646	67	0	4	9	10	.302	.390	.522	.912	116	37.7	.385	140	32.9
24	Fernando Tatis Jr. F. Tatis Jr.	292	2021	SDP	130	478	99	135	31	0	42	97	62	2	153	25	4	546	73	0	4	6	5	.282	.364	.611	.975	106	39.9	.403	158	40.4
25	Pete Alonso P. Alonso	291	2021	NYM	152	561	81	147	27	3	37	94	60	12	127	3	0	637	67	0	4	6	20	.262	.344	.519	.863	103	25.4	.363	131	25.3