lowest era per season last 120 years at least 160 innings pitched

Between October 30, 1906 and October 30, 2026, Byron Houck, Willie Mitchell and Ed Lafitte are tied for the lowest ERA with 160.0+ innings pitched in a season, with an ERA of 0.00.

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Data note: Earned Run Average, Innings Pitched: player game data complete from 1901
Data note: Data: Retrosheet

	NAME	ERA	IP	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	H	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Byron Houck B. Houck	0.00	178.2	1912	PHA	30	8	8	.500	17	75	10	0	1	148	79	1	74	12	10	740	7	3.78	3.73	1.01	0.05	10.1	10.0	1.24	.254	3.98	7.46
2	Willie Mitchell W. Mitchell	0.00	163.2	1912	CLE	29	5	8	.385	15	94	8	0	1	151	88	1	56	7	9	699	10	5.17	3.08	1.68	0.05	13.4	8.0	1.26	.277	4.84	8.30
3	Ed Lafitte E. Lafitte	0.00	172.0	1911	DET	29	11	8	.579	20	63	15	0	1	205	113	2	53	5	8		8	3.30	2.77	1.19	0.10		7.0	1.50	.321	5.91	10.73
4	Ray Collins R. Collins	0.05	194.2	1911	BSA	31	11	12	.478	24	85	14	0	1	184	81	1	45	4	6	786	4	3.93	2.08	1.89	0.05	10.8	5.7	1.18	.281	3.74	8.51
5	Joe Lake J. Lake	0.08	215.1	1911	SLA	30	10	15	.400	25	69	14	2	0	246	117	3	41	4	5	912	5	2.88	1.71	1.68	0.13	7.6	4.5	1.33	.306	4.89	10.28
6	Red Ames R. Ames	0.09	205.0	1911	NYG	34	11	10	.524	23	123	13	1	1	174	82	0	55	4	5	831	8	5.40	2.41	2.24	0.00	14.8	6.6	1.12	.268	3.60	7.64
7	Joe Wood J. Wood	0.10	275.2	1911	BSA	44	23	17	.575	33	234	25	5	3	226	113	2	78	11	11	1,124	10	7.64	2.55	3.00	0.07	20.8	6.9	1.10	.280	3.69	7.38
8	George McConnell G. McConnell	0.10	176.2	1912	NYH	23	8	12	.400	20	92	19	0	0	173	96	3	52	4	3		6	4.69	2.65	1.77	0.15		6.9	1.27	.281	4.89	8.81
9	Jean Dubuc J. Dubuc	0.11	250.0	1912	DET	37	17	10	.630	26	95	23	2	3	217	107	2	108	7	11		16	3.42	3.89	0.88	0.07		10.1	1.30	.251	3.85	7.81
10	Jack Warhop J. Warhop	0.13	209.2	1911	NYH	31	12	13	.480	25	70	17	1	0	239	119	6	44	17	5		3	3.00	1.89	1.59	0.26		4.8	1.35	.300	5.11	10.26
11	Tom Hughes T. Hughes	0.14	196.0	1912	WSH	31	13	10	.565	26	108	11	1	0	201	99	8	78	7	5	853	4	4.96	3.58	1.38	0.37	12.7	9.1	1.42	.296	4.55	9.23
12	Walter Johnson W. Johnson	0.15	369.1	1912	WSH	50	33	12	.733	37	305	34	7	2	260	89	2	77	16	13		11	7.43	1.88	3.96	0.05		5.4	0.91	.251	2.17	6.34
13	Jack Powell J. Powell	0.15	235.1	1912	SLA	32	9	17	.346	27	67	19	0	0	248	117	5	52	3	4	982	5	2.56	1.99	1.29	0.19	6.8	5.3	1.27	.284	4.47	9.48
14	Larry Pape L. Pape	0.16	172.1	1911	BSA	27	10	8	.556	19	49	10	1	0	167	68	3	64	4	4	692	2	2.56	3.34	0.77	0.16	7.1	9.2	1.34	.287	3.55	8.72
15	Mack Allison M. Allison	0.16	169.0	1912	SLA	31	6	17	.261	20	43	11	1	1	171	102	4	49	7	8	721	7	2.29	2.61	0.88	0.21	6.0	6.8	1.30	.270	5.43	9.11
16	Ralph Works R. Works	0.16	167.0	1911	DET	30	11	5	.688	15	69	9	3	0	173	93	3	69	6	10	725	7	3.72	3.72	1.00	0.16	9.5	9.5	1.45	.294	5.01	9.32
17	Ralph Works R. Works	0.16	164.2	1912	TOT	30	6	11	.353	17	71	10	1	1	189	106	1	72	8	12	744	10	3.88	3.94	0.99	0.05	9.5	9.7	1.59	.318	5.79	10.33
18	Eddie Cicotte E. Cicotte	0.16	219.1	1911	BSA	35	11	15	.423	25	107	15	1	0	235	118	2	74	4	7	929	4	4.39	3.04	1.45	0.08	11.5	8.0	1.41	.314	4.84	9.64
19	Jack Warhop J. Warhop	0.17	257.2	1912	NYH	39	10	19	.345	22	111	16	0	3	257	120	3	59	15	16		2	3.88	2.06	1.88	0.10		5.5	1.23	.284	4.19	8.98
20	Ray Collins R. Collins	0.18	199.1	1912	BSA	27	13	8	.619	24	83	17	4	0	192	65	4	42	2	0	824	0	3.75	1.90	1.98	0.18	10.1	5.1	1.17	.271	2.93	8.67
21	George Mullin G. Mullin	0.20	227.0	1912	DET	30	12	17	.414	29	85	22	2	0	214	112	3	95	10	0		3	3.37	3.77	0.89	0.12		9.8	1.36	.270	4.44	8.48
22	Earl Hamilton E. Hamilton	0.20	177.0	1911	SLA	32	5	12	.294	17	55	10	1	0	191	103	4	68	4	10	760	4	2.80	3.46	0.81	0.20	7.2	8.9	1.46	.297	5.24	9.71
23	Eddie Plank E. Plank	0.24	259.2	1912	PHA	37	26	6	.813	30	112	23	5	2	233	90	1	84	6	7	1,075	5	3.88	2.91	1.33	0.03	10.4	7.8	1.22	.266	3.12	8.08
24	Walter Johnson W. Johnson	0.25	322.2	1911	WSH	40	25	13	.658	37	209	36	6	1	293	119	8	66	12	3		17	5.83	1.84	3.17	0.22		5.0	1.11	.280	3.32	8.17
25	Ray Fisher R. Fisher	0.25	178.2	1911	NYH	29	10	11	.476	22	99	8	2	0	178	85	3	54	5	5	727	7	4.99	2.72	1.83	0.15	13.6	7.4	1.30	.309	4.28	8.97

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TEAM	W	L	PCT	GB
Astros	81	81	.500
Rangers	80	82	.494	1.0
Mariners	76	86	.469	5.0
Athletics	64	98	.395	17.0
Angels	62	100	.383	19.0

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DATE	MATCHUP			TIME (ET)
Thu 3/25	ATH	@	PIT	4:00 AM
Fri 3/26	ATH	@	PIT	4:00 AM
Sat 3/27	ATH	@	PIT	4:00 AM
Mon 3/29	ATH	@	NYY	7:05 PM
Tue 3/30	ATH	@	NYY	7:05 PM

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Sun 27 Sep 2026

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NL East	W	L	PCT	GB
Braves - y	94	68	.580
Phillies - w	88	74	.543	6.0
Marlins	80	82	.494	14.0
Nationals	77	85	.475	17.0
Mets	74	88	.457	20.0
NL Central	W	L	PCT	GB
Brewers - y	103	59	.636
Cubs - w	89	73	.549	14.0
Pirates	82	80	.506	21.0
Cardinals	77	85	.475	26.0
Reds	75	87	.463	28.0
NL West	W	L	PCT	GB
Dodgers - y	100	62	.617
Padres - w	91	71	.562	9.0
Diamondbacks	86	76	.531	14.0
Giants	65	97	.401	35.0
Rockies	58	104	.358	42.0

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Rays - y	98	64	.605
Yankees - w	93	68	.578	4.5
Red Sox - w	87	75	.537	11.0
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Royals	69	93	.426	16.0
AL West	W	L	PCT	GB
Astros - y	81	81	.500
Rangers	80	82	.494	1.0
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Athletics	64	98	.395	17.0
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Tue 9/15	MIL	@	PIT	5-1
Wed 9/16	CWS	@	CLE	3-6
Wed 9/16	SFG	@	STL	6-5
Wed 9/16	NYY	@	MIN	4-5
Wed 9/16	DET	@	TOR	1-5

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Between October 30, 1906 and October 30, 2026, Byron Houck, Willie Mitchell and Ed Lafitte are tied for the lowest ERA with 160.0+ innings pitched in a season, with an ERA of 0.00.

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