best era for a pitcher with minimum 180 innings pitched in a season since 1996

Since 1996, Zack Greinke has the best ERA with 180.0+ innings pitched in a season, with an ERA of 1.66 in 2015.

	NAME	ERA	IP	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	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	Zack Greinke Z. Greinke	1.66	222.2	2015	LAD	32	19	3	.864	32	200	1	0	0	148	41	43	14	40	5	0	1	843	7	8.08	1.62	5.00	0.57	23.7	4.7	0.84	.229	1.74	44	2.75	73	5.98	26.2
2	Jacob deGrom J. deGrom	1.70	217.0	2018	NYM	32	10	9	.526	32	269	1	0	0	152	41	48	10	46	5	0	3	835	2	11.16	1.91	5.85	0.41	32.2	5.5	0.91	.281	1.99	44	1.98	50	6.30	49
3	Pedro Martinez P. Martinez	1.74	217.0	2000	BOS	29	18	6	.750	29	284	7	4	0	128	42	44	17	32	14	0	0	817	1	11.78	1.33	8.88	0.71	34.8	3.9	0.74	.236	1.82	35	2.16	47	5.31	61.5
4	Jake Arrieta J. Arrieta	1.77	229.0	2015	CHC	33	22	6	.786	33	236	4	3	0	150	45	52	10	48	6	0	2	870	6	9.28	1.89	4.92	0.39	27.1	5.5	0.86	.246	2.04	45	2.34	60	5.90	39
5	Clayton Kershaw C. Kershaw	1.77	198.1	2014	LAD	27	21	3	.875	27	239	6	2	0	139	39	42	9	31	2	0	0	749	7	10.85	1.41	7.71	0.41	31.9	4.1	0.86	.278	1.91	51	1.81	50	6.31	40.5
6	Clayton Kershaw C. Kershaw	1.83	236.0	2013	LAD	33	16	9	.640	33	232	3	2	0	164	48	55	11	52	3	0	2	908	12	8.85	1.98	4.46	0.42	25.6	5.7	0.92	.251	2.10	51	2.38	64	6.25	35.4
7	Roger Clemens R. Clemens	1.87	211.1	2005	HOU	32	13	8	.619	32	185	1	0	0	151	44	51	11	62	3	0	5	838	3	7.88	2.64	2.98	0.47	22.1	7.4	1.01	.243	2.17	44	2.86	67	6.43	33.4
8	Kevin Brown K. Brown	1.89	233.0	1996	FLA	32	17	11	.607	32	159	5	3	0	187	49	60	8	33	16	0	2	906	6	6.14	1.27	4.82	0.31	17.5	3.6	0.94	.259	2.32	46	2.88	68	7.22	35.8
9	Blake Snell B. Snell	1.89	180.2	2018	TBR	31	21	5	.808	31	221	0	0	0	112	38	41	16	64	1	0	2	700	13	11.01	3.19	3.45	0.80	31.6	9.1	0.97	.241	2.04	46	2.94	72	5.58	23.1
10	Pedro Martinez P. Martinez	1.90	241.1	1997	MON	31	17	8	.680	31	305	13	4	0	158	51	65	16	67	9	0	5	947	3	11.37	2.50	4.55	0.60	32.2	7.1	0.93	.258	2.42	45	2.38	57	5.89	49
11	Paul Skenes P. Skenes	2.03	181.2	2025	PIT	31	10	10	.500	31	209	1	0	0	132	41	45	11	42	6	0	0	711	2	10.35	2.08	4.98	0.54	29.4	5.9	0.96	.273	2.23	47	2.42	58	6.54	34.8
12	Roger Clemens R. Clemens	2.05	264.0	1997	TOR	34	21	7	.750	34	292	9	3	0	204	60	65	9	68	12	0	1	1,044	4	9.95	2.32	4.29	0.31	28.0	6.5	1.03	.294	2.22	45	2.24	50	6.95	66.3
13	Pedro Martinez P. Martinez	2.07	213.1	1999	BOS	31	23	4	.852	29	313	5	1	0	160	49	56	9	37	9	1	1	835	6	13.20	1.56	8.46	0.38	37.5	4.4	0.92	.323	2.36	42	1.38	30	6.75	79.4
14	Clayton Kershaw C. Kershaw	2.13	232.2	2015	LAD	33	16	7	.696	33	301	4	3	0	163	55	62	15	42	5	0	1	890	9	11.64	1.62	7.17	0.58	33.8	4.7	0.88	.281	2.40	57	1.98	52	6.31	47.7
15	Kyle Hendricks K. Hendricks	2.13	190.0	2016	CHC	31	16	8	.667	30	170	2	1	0	142	45	53	15	44	8	0	3	745	5	8.05	2.08	3.86	0.71	22.8	5.9	0.98	.250	2.51	51	3.20	78	6.73	19.6
16	Felix Hernandez F. Hernandez	2.14	236.0	2014	SEA	34	15	6	.714	34	248	0	0	0	170	56	68	16	46	5	0	1	912	18	9.46	1.75	5.39	0.61	27.2	5.0	0.92	.258	2.59	58	2.56	69	6.48	30.7
17	Zack Greinke Z. Greinke	2.16	229.1	2009	KCR	33	16	8	.667	33	242	6	3	0	195	55	64	11	51	4	0	0	915	5	9.50	2.00	4.75	0.43	26.4	5.6	1.07	.303	2.51	48	2.32	53	7.65	52.5
18	Dylan Cease D. Cease	2.20	184.0	2022	CWS	32	14	8	.636	32	227	1	1	0	126	45	55	16	78	3	0	2	747	7	11.10	3.82	2.91	0.78	30.4	10.4	1.11	.260	2.69	56	3.09	75	6.16	20.1
19	Greg Maddux G. Maddux	2.20	232.2	1997	ATL	33	19	4	.826	33	177	5	2	0	200	57	58	9	20	6	0	6	893	0	6.85	0.77	8.85	0.35	19.8	2.2	0.95	.280	2.24	53	2.42	58	7.74	46.2
20	Pedro Martinez P. Martinez	2.22	186.2	2003	BOS	29	14	4	.778	29	206	3	0	0	147	46	52	7	47	9	0	0	749	5	9.93	2.27	4.38	0.34	27.5	6.3	1.04	.292	2.51	48	2.21	50	7.09	45.7
21	Greg Maddux G. Maddux	2.22	251.0	1998	ATL	34	18	9	.667	34	204	9	5	0	201	62	75	13	45	7	0	10	987	4	7.31	1.61	4.53	0.47	20.7	4.6	0.98	.262	2.69	53	2.80	66	7.21	41
22	Tarik Skubal T. Skubal	2.23	189.1	2025	DET	30	13	5	.722	30	233	1	1	0	137	47	52	18	30	5	0	0	724	2	11.08	1.43	7.77	0.86	32.2	4.1	0.88	.272	2.47	55	2.47	59	6.51	35.8
23	Chris Carpenter C. Carpenter	2.24	192.2	2009	STL	28	17	4	.810	28	144	3	1	0	156	48	49	7	38	7	0	1	750	1	6.73	1.78	3.79	0.33	19.2	5.1	1.01	.269	2.29	55	2.77	67	7.29	29.3
24	Alek Manoah A. Manoah	2.24	196.2	2022	TOR	31	16	7	.696	31	180	0	0	0	144	49	55	16	51	15	0	0	786	5	8.24	2.33	3.53	0.73	22.9	6.5	0.99	.244	2.52	58	3.34	83	6.59	14.7
25	Blake Snell B. Snell	2.25	180.0	2023	SDP	32	14	9	.609	32	234	0	0	0	115	45	47	15	99	3	0	0	742	13	11.70	4.95	2.36	0.75	31.5	13.3	1.19	.256	2.35	54	3.43	79	5.75	18