Paul Skenes has the lowest ERA this season, with an ERA of 1.85.

Interpreted as:

lowest era with a minimum of 1 IP per team game by a qualified pitcher this regular season

	NAME	ERA	SEASON	TM	G	W	L	W%	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	ERA-	FIP	FIP-	H/9	PRAA
1	Paul Skenes P. Skenes	1.85	2025	PIT	16	4	6	.400	16	106	1	0	0	102.0	63	21	24	5	27	2	0	0	390	2	9.35	2.38	3.93	0.44	27.2	6.9	0.88	.232	2.12	44	2.47	61	5.56	17.6
2	Hunter Brown H. Brown	1.88	2025	HOU	15	8	3	.727	15	109	1	0	0	91.0	56	19	20	8	28	3	0	0	345	0	10.78	2.77	3.89	0.79	31.6	8.1	0.92	.244	1.98	47	2.83	70	5.54	12.1
3	Max Fried M. Fried	2.05	2025	NYY	16	9	2	.818	16	97	0	0	0	101.0	77	23	28	7	20	6	0	0	400	4	8.64	1.78	4.85	0.62	24.3	5.0	0.96	.259	2.50	51	2.81	67	6.86	15.1
4	Tarik Skubal T. Skubal	2.06	2025	DET	15	8	2	.800	15	117	1	1	0	96.0	70	22	22	6	12	3	0	0	365	1	10.97	1.13	9.75	0.56	32.1	3.3	0.85	.282	2.06	52	1.91	47	6.56	22.8
5	Kris Bubic K. Bubic	2.12	2025	KCR	14	6	4	.600	14	88	0	0	0	85.0	68	20	22	3	27	3	0	1	343	1	9.32	2.86	3.26	0.32	25.7	7.9	1.12	.293	2.33	50	2.51	62	7.20	14.7
6	Garrett Crochet G. Crochet	2.20	2025	BOS	16	7	4	.636	16	125	0	0	0	102.1	77	25	28	9	28	0	0	0	406	2	10.99	2.46	4.46	0.79	30.8	6.9	1.03	.279	2.46	52	2.58	63	6.77	17.2
7	Jacob deGrom J. deGrom	2.24	2025	TEX	15	7	2	.778	15	87	0	0	0	88.1	63	22	22	9	18	2	0	0	339	1	8.86	1.83	4.83	0.92	25.7	5.3	0.92	.242	2.24	56	3.10	75	6.42	10.2
8	Logan Webb L. Webb	2.49	2025	SFG	16	7	5	.583	16	114	0	0	0	101.1	93	28	32	6	20	1	0	0	408	2	10.13	1.78	5.70	0.53	27.9	4.9	1.12	.326	2.84	63	2.20	57	8.26	19.3
9	Chris Sale C. Sale	2.52	2025	ATL	15	5	4	.556	15	114	0	0	0	89.1	78	25	27	7	26	7	0	0	370	2	11.49	2.62	4.38	0.71	30.8	7.0	1.16	.329	2.72	61	2.64	67	7.86	13.2
10	Drew Rasmussen D. Rasmussen	2.61	2025	TBR	15	6	5	.545	15	67	0	0	0	79.1	59	23	23	8	18	4	0	0	305	2	7.60	2.04	3.72	0.91	22.0	5.9	0.97	.245	2.61	68	3.52	89	6.69	3.8
11	Zack Wheeler Z. Wheeler	2.61	2025	PHI	15	7	2	.778	15	118	0	0	0	93.0	63	27	28	10	22	2	0	0	359	1	11.42	2.13	5.36	0.97	32.9	6.1	0.91	.256	2.71	64	2.70	66	6.10	14.3
12	Freddy Peralta F. Peralta	2.76	2025	MIL	16	7	4	.636	16	90	0	0	0	88.0	64	27	28	11	34	5	0	0	363	3	9.20	3.48	2.65	1.13	24.8	9.4	1.11	.238	2.86	68	3.97	98	6.55	0.9
13	Yoshinobu Yamamoto Y. Yamamoto	2.76	2025	LAD	15	6	6	.500	15	95	0	0	0	84.2	62	26	29	9	30	2	0	0	340	4	10.10	3.19	3.17	0.96	27.9	8.8	1.09	.260	3.08	69	3.33	81	6.59	7.2
14	Robbie Ray R. Ray	2.83	2025	SFG	16	8	2	.800	16	104	0	0	0	92.1	71	29	32	9	36	0	0	0	377	4	10.14	3.51	2.89	0.88	27.6	9.5	1.16	.272	3.12	71	3.25	84	6.92	6.4
15	Matthew Boyd M. Boyd	2.84	2025	CHC	15	6	3	.667	15	79	0	0	0	85.2	77	27	32	10	21	5	0	0	346	1	8.30	2.21	3.76	1.05	22.8	6.1	1.14	.290	3.36	71	3.65	92	8.09	2.8
16	Cristopher Sánchez C. Sánchez	2.87	2025	PHI	15	6	2	.750	15	92	0	0	0	87.2	76	28	29	7	28	5	0	0	363	4	9.44	2.87	3.29	0.72	25.3	7.7	1.19	.299	2.98	70	3.13	76	7.80	9.4
17	Seth Lugo S. Lugo	2.93	2025	KCR	14	4	5	.444	14	68	0	0	0	83.0	64	27	29	12	23	3	0	1	326	3	7.37	2.49	2.96	1.30	20.9	7.1	1.05	.236	3.14	70	4.24	104	6.94	-1.6
18	David Peterson D. Peterson	2.98	2025	NYM	15	5	3	.625	15	78	1	1	0	90.2	81	30	33	6	31	4	0	1	378	2	7.74	3.08	2.52	0.60	20.6	8.2	1.24	.290	3.28	76	3.36	84	8.04	6.3
19	Yusei Kikuchi Y. Kikuchi	3.01	2025	LAA	16	2	6	.250	16	87	0	0	0	89.2	85	30	35	11	43	1	0	3	385	3	8.73	4.32	2.02	1.10	22.6	11.2	1.43	.305	3.51	74	4.19	100	8.53	0.1
20	Clay Holmes C. Holmes	3.04	2025	NYM	15	7	4	.636	15	73	0	0	0	83.0	71	28	30	9	31	4	0	0	346	5	7.92	3.36	2.35	0.98	21.1	9.0	1.23	.271	3.25	77	3.98	100	7.70	0
21	Ryan Pepiot R. Pepiot	3.04	2025	TBR	16	5	6	.455	16	91	0	0	0	94.2	76	32	33	14	28	3	0	0	376	3	8.65	2.66	3.25	1.33	24.2	7.4	1.10	.258	3.14	79	4.04	103	7.23	-1.2
22	Joe Ryan J. Ryan	3.06	2025	MIN	15	7	3	.700	14	96	0	0	0	85.1	58	29	30	10	20	9	0	0	335	0	10.13	2.11	4.80	1.05	28.7	6.0	0.91	.240	3.16	77	3.35	83	6.12	6.7
23	Framber Valdez F. Valdez	3.09	2025	HOU	15	8	4	.667	15	99	2	0	0	96.0	75	33	33	6	33	4	0	0	385	5	9.28	3.09	3.00	0.56	25.7	8.6	1.13	.284	3.09	78	2.97	74	7.03	11.3
24	Carlos Rodón C. Rodón	3.10	2025	NYY	16	9	5	.643	16	114	0	0	0	95.2	61	33	36	13	33	3	0	0	380	2	10.72	3.10	3.45	1.22	30.0	8.7	0.98	.221	3.39	78	3.57	85	5.74	6.4
25	Bryan Woo B. Woo	3.12	2025	SEA	14	6	4	.600	14	78	0	0	0	89.1	70	31	31	11	14	3	0	0	350	2	7.86	1.41	5.57	1.11	22.3	4.0	0.94	.242	3.12	83	3.49	89	7.05	4.1