lowest era by an active pitcher all-time with 1000+ ip

Clayton Kershaw has the best career ERA by an active pitcher when pitching at least 1000 innings, with an ERA of 2.52.

	NAME	ERA	IP	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	Clayton Kershaw C. Kershaw	2.52	2808.1	445	217	96	.693	442	3,010	25	15	0	2,155	786	863	233	696	46	1	28	11,089	107	9.65	2.23	4.32	0.75	27.1	6.3	1.02	.271	2.77	64	2.84	70	6.91	368.7
2	Jacob deGrom J. deGrom	2.55	1495.2	240	94	61	.606	240	1,801	4	2	0	1,143	423	460	139	337	24	0	13	5,875	28	10.84	2.03	5.34	0.84	30.7	5.7	0.99	.281	2.77	65	2.67	66	6.88	235.9
3	Chris Sale C. Sale	3.02	2047.2	387	143	87	.622	307	2,528	16	3	12	1,668	686	739	209	481	126	25	15	8,249	47	11.11	2.11	5.26	0.92	30.6	5.8	1.05	.297	3.25	71	2.88	69	7.33	297.2
4	Max Fried M. Fried	3.03	1023.1	191	85	40	.680	174	995	6	4	0	897	345	386	86	281	42	10	6	4,181	46	8.75	2.47	3.54	0.76	23.8	6.7	1.15	.292	3.39	71	3.25	78	7.89	104.2
5	Max Scherzer M. Scherzer	3.18	2919.0	474	217	113	.658	465	3,451	12	5	0	2,381	1,030	1,103	344	764	114	2	20	11,792	79	10.64	2.36	4.52	1.06	29.3	6.5	1.08	.286	3.40	76	3.19	77	7.34	308.4
6	Gerrit Cole G. Cole	3.18	1954.0	317	153	80	.657	317	2,251	8	5	0	1,627	690	740	217	500	61	0	8	7,861	58	10.37	2.30	4.50	1.00	28.6	6.4	1.09	.292	3.41	79	3.16	77	7.49	213.5
7	Blake Snell B. Snell	3.19	1110.2	214	77	59	.566	214	1,380	1	1	0	855	394	429	110	503	11	0	5	4,603	82	11.18	4.08	2.74	0.89	30.0	10.9	1.22	.287	3.48	78	3.36	81	6.93	100.3
8	Framber Valdez F. Valdez	3.24	1028.2	179	79	46	.632	157	1,010	9	3	0	853	370	408	80	366	57	7	1	4,249	56	8.84	3.20	2.76	0.70	23.8	8.6	1.19	.283	3.57	78	3.44	83	7.46	80.5
9	Zack Wheeler Z. Wheeler	3.28	1718.1	281	112	75	.599	281	1,807	5	3	0	1,468	626	679	164	485	76	0	14	7,045	40	9.46	2.54	3.73	0.86	25.6	6.9	1.14	.289	3.56	82	3.27	79	7.69	164.9
10	Justin Verlander J. Verlander	3.33	3510.0	545	263	155	.629	545	3,497	26	9	0	2,993	1,297	1,405	366	987	120	0	27	14,363	99	8.97	2.53	3.54	0.94	24.3	6.9	1.13	.280	3.60	79	3.43	81	7.67	306.1
11	Logan Webb L. Webb	3.39	1002.2	170	64	48	.571	167	935	3	2	0	960	378	415	70	238	34	0	4	4,108	22	8.39	2.14	3.93	0.63	22.8	5.8	1.19	.314	3.73	83	3.02	75	8.62	113.2
12	Luis Castillo L. Castillo	3.52	1361.1	234	80	82	.494	234	1,446	1	0	0	1,162	533	584	164	444	47	0	8	5,627	18	9.56	2.94	3.26	1.08	25.7	7.9	1.18	.283	3.86	85	3.69	88	7.68	80.7
13	Sonny Gray S. Gray	3.56	1865.2	330	121	99	.550	321	1,865	7	5	0	1,619	737	807	183	604	57	2	5	7,725	105	9.00	2.91	3.09	0.88	24.1	7.8	1.19	.286	3.89	86	3.49	84	7.81	136.1
14	Yu Darvish Y. Darvish	3.62	1733.2	288	111	91	.550	288	2,030	2	1	0	1,420	698	732	220	555	79	0	8	7,128	82	10.54	2.88	3.66	1.14	28.5	7.8	1.14	.283	3.80	86	3.54	84	7.37	125.2
15	Chris Bassitt C. Bassitt	3.64	1237.1	224	83	61	.576	210	1,151	3	2	0	1,146	501	541	139	390	94	6	6	5,230	33	8.37	2.84	2.95	1.01	22.0	7.5	1.24	.291	3.94	89	3.94	95	8.34	30.1
16	Sandy Alcantara S. Alcantara	3.67	1016.2	168	47	65	.420	160	875	12	4	0	891	415	463	104	316	41	3	8	4,192	25	7.75	2.80	2.77	0.92	20.9	7.5	1.19	.276	4.10	87	3.83	92	7.89	37.3
17	Joe Musgrove J. Musgrove	3.73	1056.0	206	66	62	.516	180	1,050	2	2	2	970	438	472	133	262	77	7	10	4,385	21	8.95	2.23	4.01	1.13	23.9	6.0	1.17	.292	4.02	91	3.78	90	8.27	49.3
18	Jose Quintana J. Quintana	3.73	2063.0	376	111	107	.509	350	1,793	2	2	0	2,013	856	928	214	626	56	7	23	8,653	75	7.82	2.73	2.86	0.93	20.7	7.2	1.28	.302	4.05	91	3.74	90	8.78	94.7
19	Kyle Hendricks K. Hendricks	3.74	1692.0	297	103	89	.536	291	1,331	6	4	0	1,612	704	757	202	392	68	4	19	6,987	12	7.08	2.09	3.40	1.07	19.0	5.6	1.18	.282	4.03	91	3.95	96	8.57	34
20	Aaron Nola A. Nola	3.78	1671.0	277	105	86	.550	277	1,831	6	4	0	1,482	701	739	210	437	55	0	16	6,855	18	9.86	2.35	4.19	1.13	26.7	6.4	1.15	.294	3.98	90	3.49	81	7.98	146.1
21	Carlos Rodón C. Rodón	3.79	1226.1	222	86	70	.551	217	1,365	3	1	0	1,050	517	558	156	460	60	1	5	5,159	65	10.02	3.38	2.97	1.14	26.5	8.9	1.23	.287	4.10	92	3.84	91	7.71	52.9
22	Alex Cobb A. Cobb	3.84	1327.2	233	78	76	.506	233	1,108	6	2	0	1,307	566	620	140	383	47	0	15	5,577	51	7.51	2.60	2.89	0.95	19.9	6.9	1.27	.299	4.20	94	3.81	92	8.86	43.8
23	Kevin Gausman K. Gausman	3.84	1853.2	352	110	110	.500	313	1,900	3	1	0	1,787	791	847	229	524	38	11	11	7,760	63	9.22	2.54	3.63	1.11	24.5	6.8	1.25	.307	4.11	93	3.62	86	8.68	123.5
24	Michael Wacha M. Wacha	3.85	1586.0	301	106	71	.599	280	1,388	2	2	0	1,521	678	721	191	493	41	4	18	6,670	42	7.88	2.80	2.82	1.08	20.8	7.4	1.27	.292	4.09	95	3.97	98	8.63	14.2
25	Robbie Ray R. Ray	3.87	1400.2	257	86	78	.524	253	1,696	2	1	0	1,207	602	641	210	590	49	1	19	5,918	58	10.90	3.79	2.87	1.35	28.7	10.0	1.28	.296	4.12	92	4.04	99	7.76	8.2