Pete Alonso had the highest wRC+ by a first baseman this season, with 142 wRC+.

Interpreted as:

wrc+ with a minimum of 3.1 PA per team game 1st basemen leaders this regular season

	NAME	WRC+	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	BRAA
1	Pete Alonso P. Alonso	142	2025	NYM	162	624	87	170	41	1	38	126	61	15	162	1	2	709	327	80	0	9	5	23	.272	.347	.524	.871	116	31.8	.368	34.9
2	Michael Busch M. Busch	141	2025	CHC	155	524	78	137	25	5	34	90	56	10	139	4	0	592	274	64	0	2	2	2	.261	.343	.523	.866	97	26.7	.369	28.6
3	Freddie Freeman F. Freeman	141	2025	LAD	147	556	81	164	39	2	24	90	60	6	128	6	2	627	279	65	0	5	7	13	.295	.367	.502	.869	103	28.9	.370	30.1
4	Vladimir Guerrero Jr. V. Guerrero Jr.	137	2025	TOR	156	589	96	172	34	0	23	84	81	6	94	6	3	680	275	57	0	4	8	17	.292	.381	.467	.848	109	29	.366	30
5	Matt Olson M. Olson	135	2025	ATL	162	624	98	170	41	2	29	95	91	4	176	1	0	724	302	72	0	5	2	14	.272	.366	.484	.850	117	31.3	.366	30.2
6	Bryce Harper B. Harper	133	2025	PHI	132	501	72	131	32	0	27	75	70	6	121	12	2	580	244	59	0	3	6	5	.261	.357	.487	.844	91	22.6	.361	22.4
7	Ben Rice B. Rice	132	2025	NYY	138	467	74	119	28	4	26	65	50	9	100	3	2	528	233	58	0	2	0	18	.255	.337	.499	.836	82	19.5	.358	19.6
8	Ryan O'Hearn R. O'Hearn	128	2025	TOT	144	474	67	133	21	1	17	63	58	8	109	3	1	544	207	39	0	4	4	11	.281	.366	.437	.803	80	16	.349	17.7
9	Josh Naylor J. Naylor	127	2025	TOT	147	543	81	160	29	1	20	92	48	4	83	30	2	600	251	50	0	5	4	17	.295	.353	.462	.816	89	18.3	.351	19.3
10	Alec Burleson A. Burleson	124	2025	STL	139	497	54	144	26	2	18	69	39	3	79	5	1	544	228	46	1	4	1	14	.290	.343	.459	.801	79	14.4	.346	15.5
11	Willson Contreras W. Contreras	123	2025	STL	135	490	70	126	31	1	20	80	44	23	142	5	1	562	219	52	1	4	1	15	.257	.344	.447	.791	81	14.2	.344	15.4
12	Spencer Torkelson S. Torkelson	119	2025	DET	155	563	82	135	27	1	31	78	72	9	169	2	1	649	257	59	0	5	6	12	.240	.333	.456	.789	90	13.5	.339	14.4
13	Vinnie Pasquantino V. Pasquantino	114	2025	KCR	160	621	72	164	33	1	32	113	49	7	107	1	0	682	295	66	0	5	5	14	.264	.323	.475	.798	95	14.8	.340	11
14	Nolan Schanuel N. Schanuel	108	2025	LAA	132	488	64	129	23	1	12	53	59	10	71	5	1	564	190	36	3	4	4	10	.264	.353	.389	.742	73	6.4	.327	5.2
15	Luis Arraez L. Arraez	104	2025	SDP	154	620	66	181	30	4	8	61	34	2	21	11	4	675	243	42	12	7	0	12	.292	.327	.392	.719	80	0.2	.313	3.2
16	Paul Goldschmidt P. Goldschmidt	102	2025	NYY	146	489	76	134	31	1	10	45	36	4	100	5	1	531	197	42	0	2	5	8	.274	.328	.403	.731	64	1.3	.316	1.5
17	Christian Walker C. Walker	99	2025	HOU	154	585	72	139	24	1	27	88	40	11	177	2	1	640	246	52	0	4	1	10	.238	.297	.421	.717	74	-1.4	.310	-0.4
18	Spencer Steer S. Steer	96	2025	CIN	146	509	66	121	21	2	21	75	51	5	129	7	1	568	209	44	1	2	0	12	.238	.312	.411	.723	68	1.3	.316	-3
19	Nathaniel Lowe N. Lowe	91	2025	TOT	153	540	64	123	23	3	18	84	62	2	159	1	0	609	206	44	0	5	2	6	.228	.307	.381	.689	66	-5.8	.301	-6.2
20	Eric Wagaman E. Wagaman	84	2025	MIA	140	476	56	119	28	3	9	53	32	1	100	4	1	514	180	40	0	5	0	11	.250	.296	.378	.674	52	-8.3	.293	-9.7