The New York Mets have the lowest ERA by a team this season, with an ERA of 2.79.

Interpreted as:

lowest era by a team starting pitcher this regular season

	TEAM	ERA	SEASON	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Mets	2.79	2025	69	.652	45	24	69	360	1	1	0	367.1	309	114	128	30	144	15	0	1	1,535	14	8.82	3.53	2.50	0.74	23.5	9.4	1.23	.283	3.14	7.57
2	Tigers	3.03	2025	70	.643	45	25	70	375	1	1	0	365.2	304	123	127	40	112	14	0	1	1,490	5	9.23	2.76	3.35	0.98	25.2	7.5	1.14	.278	3.13	7.48
3	Rangers	3.05	2025	69	.478	33	36	69	325	2	1	0	371.1	298	126	129	38	112	11	0	0	1,498	16	7.88	2.71	2.90	0.92	21.7	7.5	1.10	.257	3.13	7.22
4	Royals	3.35	2025	69	.493	34	35	69	357	0	0	0	386.1	335	144	151	45	120	8	0	2	1,586	16	8.32	2.80	2.98	1.05	22.5	7.6	1.18	.275	3.52	7.80
5	Brewers	3.36	2025	70	.529	37	33	70	313	0	0	0	340.2	304	127	136	43	137	11	0	2	1,443	5	8.27	3.62	2.28	1.14	21.7	9.5	1.29	.278	3.59	8.03
6	Giants	3.57	2025	69	.580	40	29	69	382	0	0	0	377.2	358	150	168	32	126	8	0	0	1,592	16	9.10	3.00	3.03	0.76	24.0	7.9	1.28	.312	4.00	8.53
7	Pirates	3.59	2025	70	.400	28	42	70	309	1	0	0	388.1	340	155	167	39	112	12	0	0	1,594	8	7.16	2.60	2.76	0.90	19.4	7.0	1.16	.268	3.87	7.88
8	Yankees	3.61	2025	67	.627	42	25	67	374	0	0	0	357.0	281	143	152	41	124	7	0	0	1,464	10	9.43	3.13	3.02	1.03	25.5	8.5	1.13	.261	3.83	7.08
9	Astros	3.65	2025	68	.559	38	30	68	396	3	0	0	367.2	312	149	157	43	121	14	0	2	1,514	6	9.69	2.96	3.27	1.05	26.2	8.0	1.18	.286	3.84	7.64
10	Phillies	3.66	2025	68	.574	39	29	68	413	0	0	0	381.0	359	155	166	42	118	13	0	0	1,596	8	9.76	2.79	3.50	0.99	25.9	7.4	1.25	.314	3.92	8.48
11	Reds	3.66	2025	69	.507	35	34	69	335	1	1	0	371.0	327	151	159	45	110	17	0	0	1,525	12	8.13	2.67	3.05	1.09	22.0	7.2	1.18	.277	3.86	7.93
12	Braves	3.68	2025	67	.433	29	38	67	383	1	0	0	377.0	333	154	164	50	123	17	0	1	1,568	11	9.14	2.94	3.11	1.19	24.4	7.8	1.21	.284	3.92	7.95
13	Padres	3.70	2025	67	.567	38	29	67	333	2	2	0	352.1	306	145	154	44	130	13	0	1	1,473	7	8.51	3.32	2.56	1.12	22.6	8.8	1.24	.275	3.93	7.82
14	Rays	3.74	2025	68	.529	36	32	68	328	1	0	0	387.2	335	161	166	63	106	17	0	1	1,565	5	7.61	2.46	3.09	1.46	21.0	6.8	1.14	.259	3.85	7.78
15	Twins	3.86	2025	68	.529	36	32	68	335	0	0	0	354.1	328	152	161	48	103	19	0	0	1,489	6	8.51	2.62	3.25	1.22	22.5	6.9	1.22	.285	4.09	8.33
16	Cubs	3.98	2025	69	.609	42	27	69	328	0	0	0	366.1	357	162	172	56	95	11	0	0	1,524	4	8.06	2.33	3.45	1.38	21.5	6.2	1.23	.291	4.23	8.77
17	White Sox	4.04	2025	69	.333	23	46	69	256	0	0	0	329.2	327	148	166	44	124	22	0	0	1,429	11	6.99	3.39	2.06	1.20	17.9	8.7	1.37	.288	4.53	8.93
18	Cardinals	4.05	2025	69	.522	36	33	69	294	1	1	0	380.0	377	171	181	39	100	8	0	0	1,595	8	6.96	2.37	2.94	0.92	18.4	6.3	1.26	.293	4.29	8.93
19	Guardians	4.09	2025	67	.522	35	32	67	316	0	0	0	347.2	329	158	168	51	150	6	0	2	1,486	8	8.18	3.88	2.11	1.32	21.3	10.1	1.38	.289	4.35	8.52
20	Mariners	4.12	2025	67	.493	33	34	67	317	0	0	0	358.2	351	164	172	47	108	11	0	0	1,512	12	7.95	2.71	2.94	1.18	21.0	7.1	1.28	.295	4.32	8.81
21	Angels	4.27	2025	67	.493	33	34	67	281	0	0	0	364.2	367	173	185	45	161	15	0	11	1,587	13	6.94	3.97	1.75	1.11	17.7	10.1	1.45	.297	4.57	9.06
22	Dodgers	4.29	2025	69	.594	41	28	69	311	0	0	0	321.0	282	153	170	49	147	17	0	1	1,379	16	8.72	4.12	2.12	1.37	22.6	10.7	1.34	.273	4.77	7.91
23	Nationals	4.38	2025	68	.441	30	38	68	325	0	0	0	368.0	349	179	184	46	110	16	0	0	1,549	8	7.95	2.69	2.95	1.13	21.0	7.1	1.25	.288	4.50	8.54
24	Red Sox	4.50	2025	70	.486	34	36	70	335	0	0	0	364.0	384	182	199	51	125	19	0	0	1,575	4	8.28	3.09	2.68	1.26	21.3	7.9	1.40	.319	4.92	9.49
25	Diamondbacks	4.50	2025	68	.500	34	34	68	343	0	0	0	372.0	346	186	204	55	129	13	0	3	1,580	6	8.30	3.12	2.66	1.33	21.7	8.2	1.28	.280	4.94	8.37