Since June 7, 2024, the Milwaukee Brewers have the lowest ERA by a team, with an ERA of 3.58.

	TEAM	ERA	G	W%	W	L	SO	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Brewers	3.58	262	.588	154	108	2,306	0	78	2338.2	2,024	931	1,027	293	834	102	33	9,789	57	8.87	3.21	2.76	1.13	23.6	8.5	1.22	.277	3.95	7.79
2	Astros	3.69	260	.565	147	113	2,452	0	76	2315.1	1,990	949	1,034	309	813	89	8	9,668	61	9.53	3.16	3.02	1.20	25.4	8.4	1.21	.280	4.02	7.74
3	Guardians	3.69	262	.534	140	122	2,242	1	78	2323.0	2,042	953	1,041	286	839	87	28	9,714	64	8.69	3.25	2.67	1.11	23.1	8.6	1.24	.281	4.03	7.91
4	Padres	3.70	258	.585	151	107	2,311	3	75	2288.2	1,977	940	1,012	275	810	109	32	9,579	81	9.09	3.19	2.85	1.08	24.1	8.5	1.22	.280	3.98	7.77
5	Cubs	3.74	261	.552	144	117	2,054	0	68	2309.2	2,064	960	1,029	317	681	76	11	9,536	44	8.00	2.65	3.02	1.24	21.5	7.1	1.19	.273	4.01	8.04
6	Rays	3.75	262	.481	126	136	2,293	0	66	2311.1	2,026	963	1,051	322	744	101	17	9,601	51	8.93	2.90	3.08	1.25	23.9	7.7	1.20	.277	4.09	7.89
7	Mariners	3.76	260	.535	139	121	2,300	0	59	2332.1	2,060	974	1,073	311	674	104	35	9,669	76	8.88	2.60	3.41	1.20	23.8	7.0	1.17	.279	4.14	7.95
8	Tigers	3.78	262	.542	142	120	2,202	2	70	2331.2	2,077	979	1,070	285	732	96	23	9,695	71	8.50	2.83	3.01	1.10	22.7	7.6	1.20	.281	4.13	8.02
9	Royals	3.79	261	.502	131	130	2,120	0	70	2312.2	2,106	973	1,047	266	760	90	30	9,671	85	8.25	2.96	2.79	1.04	21.9	7.9	1.24	.286	4.07	8.20
10	Giants	3.84	261	.502	131	130	2,256	2	67	2311.2	2,134	986	1,082	233	838	104	24	9,787	83	8.78	3.26	2.69	0.91	23.1	8.6	1.29	.299	4.21	8.31
11	Rangers	3.92	262	.492	129	133	2,188	1	65	2323.2	2,093	1,013	1,081	307	769	100	40	9,740	81	8.47	2.98	2.85	1.19	22.5	7.9	1.23	.280	4.19	8.11
12	Mets	3.94	262	.553	145	117	2,296	2	65	2316.0	2,079	1,014	1,111	257	891	139	9	9,847	106	8.92	3.46	2.58	1.00	23.3	9.0	1.28	.291	4.32	8.08
13	Pirates	3.95	262	.450	118	144	2,142	0	62	2312.0	2,124	1,015	1,103	249	789	132	28	9,765	69	8.34	3.07	2.71	0.97	21.9	8.1	1.26	.291	4.29	8.27
14	Reds	3.99	261	.498	130	131	2,223	3	64	2306.1	2,062	1,022	1,111	320	793	119	24	9,744	71	8.67	3.09	2.80	1.25	22.8	8.1	1.24	.277	4.34	8.05
15	Braves	4.00	264	.492	130	134	2,442	0	56	2345.1	2,141	1,042	1,110	292	807	113	30	9,863	59	9.37	3.10	3.03	1.12	24.8	8.2	1.26	.298	4.26	8.22
16	Red Sox	4.00	261	.529	138	123	2,165	1	73	2336.2	2,210	1,039	1,174	298	832	121	34	9,975	84	8.34	3.20	2.60	1.15	21.7	8.3	1.30	.292	4.52	8.51
17	Phillies	4.04	261	.563	147	114	2,320	2	65	2312.0	2,219	1,039	1,103	309	703	94	12	9,748	59	9.03	2.74	3.30	1.20	23.8	7.2	1.26	.302	4.29	8.64
18	Yankees	4.07	260	.550	143	117	2,344	0	65	2321.1	2,077	1,051	1,150	296	890	110	20	9,872	77	9.09	3.45	2.63	1.15	23.7	9.0	1.28	.286	4.46	8.05
19	Dodgers	4.08	260	.585	152	108	2,340	1	78	2314.1	2,064	1,048	1,140	308	877	96	46	9,786	112	9.10	3.41	2.67	1.20	23.9	9.0	1.27	.285	4.43	8.03
20	Cardinals	4.18	263	.502	132	131	2,012	2	75	2338.1	2,286	1,086	1,191	275	737	72	30	9,891	73	7.74	2.84	2.73	1.06	20.3	7.5	1.29	.296	4.58	8.80
21	Blue Jays	4.23	262	.527	138	124	2,249	2	63	2319.2	2,107	1,090	1,178	334	838	117	42	9,819	54	8.73	3.25	2.68	1.30	22.9	8.5	1.27	.282	4.57	8.17
22	White Sox	4.32	261	.330	86	175	2,128	0	36	2290.0	2,189	1,099	1,217	306	989	106	47	9,943	79	8.36	3.89	2.15	1.20	21.4	9.9	1.39	.294	4.78	8.60
23	Twins	4.44	262	.454	119	143	2,316	0	50	2321.0	2,239	1,144	1,232	307	730	112	28	9,898	78	8.98	2.83	3.17	1.19	23.4	7.4	1.28	.300	4.78	8.68
24	Orioles	4.51	263	.483	127	136	2,211	0	65	2324.1	2,286	1,164	1,262	339	821	81	26	9,975	93	8.56	3.18	2.69	1.31	22.2	8.2	1.34	.298	4.89	8.85
25	Diamondbacks	4.60	261	.533	139	122	2,137	0	66	2328.1	2,311	1,189	1,280	313	793	91	40	9,996	54	8.26	3.07	2.69	1.21	21.4	7.9	1.33	.300	4.95	8.93