starting pitchers with highest era single season

Lou Kretlow has the worst ERA by a starting pitcher in a season, with an ERA of 270.00 in 1950.

NAMEERASEASONTMGWLW%GSSOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Lou Kretlow
L. Kretlow
270.00
1950
TOT
3
0
2
.000
3
0
0
0
0
0.1
5
10
10
0
8
0
0
14
0
0.00
216.00
0.00
0.00
0.0
57.1
39.00
.833
270.00
135.00
2Nestor Cortes
N. Cortes
189.00
2020
1
0
1
.000
1
1
0
0
0
0.1
5
7
8
2
2
0
0
0
9
0
27.00
54.00
0.50
54.00
11.1
22.2
21.00
.750
216.00
135.00
3T.J. McFarland
T.J. McFarland
189.00
2017
1
0
1
.000
1
0
0
0
0
0.1
5
7
7
0
2
0
0
0
8
0
0.00
54.00
0.00
0.00
0.0
25.0
21.00
.833
189.00
135.00
4Roy Parmelee
R. Parmelee
162.00
1930
1
0
1
.000
1
0
0
0
0
0.1
4
6
6
0
2
0
0
7
0
0.00
54.00
0.00
0.00
0.0
28.6
18.00
.800
162.00
108.00
5Dan Altavilla
D. Altavilla
135.00
2024
1
0
1
.000
1
1
0
0
0
0.1
3
5
5
0
2
0
0
0
6
0
27.00
54.00
0.50
0.00
16.7
33.3
15.00
1.000
135.00
81.00
6Blair Henley
B. Henley
135.00
2024
1
0
0
1
0
0
0
0
0.1
4
5
5
0
3
1
0
0
9
0
0.00
81.00
0.00
0.00
0.0
33.3
21.00
.800
135.00
108.00
7Michael Feliz
M. Feliz
135.00
2019
1
0
1
.000
1
0
0
0
0
0.1
4
5
5
1
1
0
0
0
6
0
0.00
27.00
0.00
27.00
0.0
16.7
15.00
.750
135.00
108.00
8Ryan Meisinger
R. Meisinger
135.00
2018
1
0
1
.000
1
0
0
0
0
0.1
4
5
5
0
1
0
0
0
6
0
0.00
27.00
0.00
0.00
0.0
16.7
15.00
.800
135.00
108.00
9Jonny Venters
J. Venters
135.00
2018
1
0
1
.000
1
1
0
0
0
0.1
3
5
5
0
2
0
0
0
6
0
27.00
54.00
0.50
0.00
16.7
33.3
15.00
1.000
135.00
81.00
10Jeremy Guthrie
J. Guthrie
135.00
2017
1
0
1
.000
1
0
0
0
0
0.2
6
10
10
0
4
0
0
0
12
0
0.00
54.00
0.00
0.00
0.0
33.3
15.00
.750
135.00
81.00
11Ray Lamb
R. Lamb
135.00
1973
1
0
1
.000
1
0
0
0
0
0.1
5
5
5
1
1
0
0
0
6
0
0.00
27.00
0.00
27.00
0.0
16.7
18.00
1.000
135.00
135.00
12Larry Jackson
L. Jackson
135.00
1956
1
0
1
.000
1
0
0
0
0
0.1
4
5
5
0
2
0
0
0
7
0
0.00
54.00
0.00
0.00
0.0
28.6
18.00
.800
135.00
108.00
13Phil Gallivan
P. Gallivan
135.00
1931
1
0
1
.000
1
0
0
0
0
0.1
4
5
5
0
2
0
0
7
0
0.00
54.00
0.00
0.00
0.0
28.6
18.00
.800
135.00
108.00
14Ernie Alten
E. Alten
135.00
1920
1
0
1
.000
1
0
0
0
0
0.1
4
5
5
0
1
0
0
6
0
0.00
27.00
0.00
0.00
0.0
16.7
15.00
.800
135.00
108.00
15Cristopher Sánchez
C. Sánchez
108.00
2021
1
0
0
1
1
0
0
0
0.1
3
4
4
0
1
0
0
0
5
0
27.00
27.00
1.00
0.00
20.0
20.0
12.00
1.000
108.00
81.00
16Taylor Hearn
T. Hearn
108.00
2019
1
0
1
.000
1
0
0
0
0
0.1
3
4
5
0
4
0
0
0
8
0
0.00
108.00
0.00
0.00
0.0
50.0
21.00
.750
135.00
81.00
17Onelki Garcia
O. Garcia
108.00
2017
1
0
1
.000
1
0
0
0
0
0.1
4
4
4
0
1
0
0
0
6
0
0.00
27.00
0.00
0.00
0.0
16.7
15.00
.800
108.00
108.00
18Jared Fernandez
J. Fernandez
108.00
2004
1
0
0
1
0
0
0
0
0.1
3
4
4
0
3
0
0
0
7
0
0.00
81.00
0.00
0.00
0.0
42.9
18.00
.750
108.00
81.00
19Rich Bordi
R. Bordi
108.00
1982
2
0
2
.000
2
0
0
0
0
0.2
9
8
8
2
0
0
0
0
11
0
0.00
0.00
27.00
0.0
0.0
13.50
.778
108.00
121.50
20Bob Sykes
B. Sykes
108.00
1981
1
0
0
1
0
0
0
0
0.1
4
4
4
0
1
0
0
0
6
1
0.00
27.00
0.00
0.00
0.0
16.7
15.00
.800
108.00
108.00
21Pete Lovrich
P. Lovrich
108.00
1963
1
0
1
.000
1
1
0
0
0
0.1
5
4
4
0
1
0
0
1
7
0
27.00
27.00
1.00
0.00
14.3
14.3
18.00
1.000
108.00
135.00
22Earl Caldwell
E. Caldwell
108.00
1948
1
0
1
.000
1
0
0
0
0
0.1
5
4
5
0
1
0
0
7
0
0.00
27.00
0.00
0.00
0.0
14.3
18.00
.833
135.00
135.00
23Xavier Rescigno
X. Rescigno
108.00
1945
1
0
1
.000
1
0
0
0
0
0.1
5
4
6
1
1
0
0
8
0
0.00
27.00
0.00
27.00
0.0
12.5
18.00
.667
162.00
135.00
24Frank Wurm
F. Wurm
108.00
1944
1
0
0
1
1
0
0
0
0.1
1
4
4
0
5
0
0
7
0
27.00
135.00
0.20
0.00
14.3
71.4
18.00
1.000
108.00
27.00
25Lou Bevil
L. Bevil
108.00
1942
1
0
1
.000
1
0
0
0
0
0.1
4
4
4
0
1
1
0
7
0
0.00
27.00
0.00
0.00
0.0
14.3
15.00
.800
108.00
108.00
StatMuse has game-level data for ERA going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

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TEAMWLPCTGB
30
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.667
28
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.596
3.0
21
25
.457
9.5
Orioles Orioles
21
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.447
10.0
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.413
11.5
Schedule
DATEMATCHUPTIME (ET)
Mon
5/18
@
6:40 PM
Tue
5/19
@
6:40 PM
Wed
5/20
@
1:10 PM
Fri
5/22
@
7:15 PM
Sat
5/23
@
4:05 PM
Last Game
BAL Orioles

21 - 26

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Final

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Sun 17 May 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

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MLB 2026 Standings

NL EastWLPCTGB
32
15
.681
24
23
.511
8.0
23
24
.489
9.0
21
26
.447
11.0
20
26
.435
11.5
NL CentralWLPCTGB
29
18
.617
26
18
.591
1.5
27
19
.587
1.5
24
23
.511
5.0
24
23
.511
5.0
NL WestWLPCTGB
29
18
.617
28
18
.609
0.5
22
23
.489
6.0
20
27
.426
9.0
18
29
.383
11.0
AL EastWLPCTGB
30
15
.667
28
19
.596
3.0
21
25
.457
9.5
21
26
.447
10.0
19
27
.413
11.5
AL CentralWLPCTGB
26
22
.542
24
22
.522
1.0
21
26
.447
4.5
20
27
.426
5.5
20
27
.426
5.5
AL WestWLPCTGB
23
23
.500
22
24
.478
1.0
22
26
.458
2.0
19
29
.396
5.0
16
31
.340
7.5

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Sun
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Sun
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Sun
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Sun
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Schedule

DATEMATCHUPTIME (ET)
Mon
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Mon
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6:40 PM
Mon
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Mon
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