Pitchers had their best ERA with 20.0+ innings pitched in a season in 1911, with an ERA of 0.53.
Interpreted as:
MLB releiver era in a regular season rankings minimum 20 ip| POSITION | ERA | IP | SEASON | 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 | H/9 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Pitcher | 0.53 | 3982.0 | 1911 | 806 | 196 | 150 | .566 | 0 | 1,879 | 0 | 0 | 132 | 4,089 | 2,482 | 86 | 1,625 | 195 | 1,036 | 16,753 | 128 | 4.25 | 3.67 | 1.16 | 0.19 | 11.2 | 9.7 | 1.43 | .309 | 5.61 | 9.24 | ||
| 2 | Pitcher | 1.64 | 1327.0 | 1903 | 285 | 52 | 46 | .531 | 0 | 586 | 0 | 0 | 46 | 1,365 | 771 | 24 | 469 | 59 | 318 | 42 | 3.97 | 3.18 | 1.25 | 0.16 | 17.0 | 1.38 | .828 | 5.23 | 9.26 | ||||
| 3 | Pitcher | 1.84 | 1230.2 | 1904 | 268 | 58 | 36 | .617 | 0 | 521 | 0 | 0 | 33 | 1,294 | 768 | 36 | 428 | 57 | 303 | 36 | 3.81 | 3.13 | 1.22 | 0.26 | 16.8 | 1.40 | .835 | 5.62 | 9.46 | ||||
| 4 | Pitcher | 2.24 | 4072.1 | 1912 | 808 | 204 | 135 | .602 | 0 | 1,921 | 0 | 0 | 132 | 4,081 | 2,457 | 86 | 1,660 | 156 | 1,032 | 17,570 | 159 | 4.25 | 3.67 | 1.16 | 0.19 | 10.9 | 9.4 | 1.41 | .291 | 5.43 | 9.02 | ||
| 5 | Right Fielder | 2.28 | 23.2 | 1904 | 4 | 0 | 1 | .000 | 0 | 3 | 0 | 0 | 0 | 29 | 17 | 1 | 7 | 0 | 4 | 1 | 1.14 | 2.66 | 0.43 | 0.38 | 17.9 | 1.52 | 1.000 | 6.46 | 11.03 | ||||
| 6 | Pitcher | 2.83 | 4202.1 | 1917 | 863 | 196 | 149 | .568 | 0 | 1,736 | 0 | 0 | 155 | 3,818 | 1,321 | 1,803 | 64 | 1,448 | 140 | 1,116 | 17,400 | 113 | 3.72 | 3.10 | 1.20 | 0.14 | 10.0 | 8.3 | 1.25 | .268 | 3.86 | 8.18 | |
| 7 | Pitcher | 2.89 | 4387.2 | 1916 | 915 | 219 | 168 | .566 | 0 | 2,021 | 0 | 0 | 179 | 3,907 | 1,409 | 1,857 | 61 | 1,610 | 155 | 1,181 | 18,030 | 128 | 4.15 | 3.30 | 1.26 | 0.13 | 11.2 | 8.9 | 1.26 | .271 | 3.81 | 8.01 | |
| 8 | Pitcher | 2.90 | 2723.2 | 1918 | 605 | 128 | 100 | .561 | 0 | 932 | 0 | 0 | 106 | 2,594 | 879 | 1,127 | 32 | 967 | 70 | 741 | 11,312 | 59 | 3.08 | 3.20 | 0.96 | 0.11 | 8.2 | 8.5 | 1.31 | .275 | 3.72 | 8.57 | |
| 9 | Pitcher | 3.01 | 7626.2 | 1968 | 1,547 | 378 | 347 | .521 | 0 | 4,938 | 0 | 0 | 601 | 6,635 | 2,547 | 2,938 | 480 | 2,744 | 213 | 2,350 | 617 | 31,821 | 353 | 5.83 | 3.24 | 1.80 | 0.57 | 15.5 | 8.6 | 1.23 | .263 | 3.47 | 7.83 |
| 10 | Pitcher | 3.09 | 6074.1 | 1915 | 1,320 | 261 | 211 | .553 | 0 | 2,789 | 0 | 0 | 229 | 5,598 | 2,083 | 2,812 | 113 | 2,221 | 228 | 1,669 | 196 | 4.13 | 3.29 | 1.26 | 0.17 | 12.7 | 1.29 | .450 | 4.17 | 8.29 | |||
| 11 | Pitcher | 3.10 | 6078.2 | 1914 | 1,337 | 267 | 218 | .551 | 0 | 2,866 | 0 | 0 | 219 | 5,626 | 2,094 | 2,862 | 144 | 2,319 | 222 | 1,690 | 221 | 4.24 | 3.43 | 1.24 | 0.21 | 13.1 | 1.31 | .450 | 4.24 | 8.33 | |||
| 12 | Pitcher | 3.21 | 8478.0 | 1967 | 1,567 | 421 | 407 | .508 | 0 | 5,679 | 0 | 0 | 649 | 7,601 | 3,026 | 3,513 | 608 | 3,148 | 286 | 2,458 | 707 | 35,670 | 368 | 6.03 | 3.34 | 1.80 | 0.65 | 15.9 | 8.8 | 1.27 | .269 | 3.73 | 8.07 |
| 13 | Pitcher | 3.23 | 8683.1 | 1972 | 1,761 | 422 | 377 | .528 | 0 | 5,669 | 0 | 0 | 733 | 7,822 | 3,120 | 3,573 | 590 | 3,732 | 251 | 2,709 | 666 | 36,942 | 411 | 5.88 | 3.87 | 1.52 | 0.61 | 15.3 | 10.1 | 1.33 | .271 | 3.70 | 8.11 |
| 14 | Pitcher | 3.26 | 3323.1 | 1919 | 768 | 150 | 122 | .551 | 0 | 1,184 | 0 | 0 | 102 | 3,265 | 1,205 | 1,528 | 80 | 1,206 | 107 | 934 | 13,896 | 101 | 3.21 | 3.27 | 0.98 | 0.22 | 8.5 | 8.7 | 1.35 | .281 | 4.14 | 8.84 | |
| 15 | Pitcher | 3.31 | 8786.1 | 1965 | 1,574 | 461 | 402 | .534 | 0 | 6,178 | 0 | 0 | 674 | 7,924 | 3,231 | 3,774 | 719 | 3,463 | 268 | 2,507 | 643 | 37,192 | 419 | 6.33 | 3.55 | 1.78 | 0.74 | 16.6 | 9.3 | 1.30 | .271 | 3.87 | 8.12 |
| 16 | Pitcher | 3.33 | 4776.2 | 1942 | 989 | 233 | 191 | .550 | 0 | 1,957 | 0 | 0 | 198 | 4,459 | 1,769 | 2,133 | 215 | 2,070 | 87 | 1,319 | 20,454 | 115 | 3.69 | 3.90 | 0.95 | 0.41 | 9.6 | 10.1 | 1.37 | .263 | 4.02 | 8.40 | |
| 17 | Pitcher | 3.37 | 7677.0 | 1981 | 1,351 | 388 | 344 | .530 | 0 | 4,301 | 0 | 0 | 605 | 7,217 | 2,874 | 3,211 | 486 | 3,121 | 147 | 2,278 | 569 | 32,612 | 271 | 5.04 | 3.66 | 1.38 | 0.57 | 13.2 | 9.6 | 1.35 | .274 | 3.76 | 8.46 |
| 18 | Pitcher | 3.39 | 9058.0 | 1971 | 1,830 | 484 | 440 | .524 | 0 | 5,787 | 0 | 0 | 689 | 8,231 | 3,412 | 3,845 | 688 | 3,850 | 266 | 2,794 | 723 | 38,580 | 384 | 5.75 | 3.83 | 1.50 | 0.68 | 15.0 | 10.0 | 1.33 | .269 | 3.82 | 8.18 |
| 19 | Pitcher | 3.40 | 8569.0 | 1964 | 1,564 | 430 | 369 | .538 | 0 | 6,102 | 0 | 0 | 669 | 7,927 | 3,239 | 3,745 | 756 | 3,251 | 243 | 2,455 | 546 | 36,372 | 364 | 6.41 | 3.41 | 1.88 | 0.79 | 16.8 | 8.9 | 1.30 | .276 | 3.93 | 8.33 |
| 20 | Pitcher | 3.41 | 11774.1 | 1989 | 2,078 | 580 | 537 | .519 | 0 | 8,297 | 0 | 0 | 1,069 | 10,752 | 4,462 | 5,015 | 849 | 4,627 | 271 | 3,724 | 844 | 49,820 | 486 | 6.34 | 3.54 | 1.79 | 0.65 | 16.7 | 9.3 | 1.31 | .277 | 3.83 | 8.22 |
| 21 | Pitcher | 3.42 | 8753.0 | 1966 | 1,568 | 475 | 425 | .528 | 0 | 5,805 | 0 | 0 | 666 | 8,113 | 3,322 | 3,836 | 773 | 3,191 | 250 | 2,494 | 643 | 36,959 | 362 | 5.97 | 3.28 | 1.82 | 0.79 | 15.7 | 8.6 | 1.29 | .272 | 3.94 | 8.34 |
| 22 | Pitcher | 3.42 | 9592.2 | 1976 | 1,780 | 485 | 459 | .514 | 0 | 5,531 | 0 | 0 | 683 | 8,986 | 3,645 | 4,120 | 563 | 3,895 | 241 | 2,839 | 661 | 40,841 | 362 | 5.19 | 3.65 | 1.42 | 0.53 | 13.5 | 9.5 | 1.34 | .275 | 3.87 | 8.43 |
| 23 | Pitcher | 3.42 | 4312.2 | 1913 | 893 | 209 | 147 | .587 | 0 | 1,971 | 0 | 0 | 159 | 4,074 | 1,639 | 2,217 | 86 | 1,634 | 181 | 1,150 | 18,320 | 144 | 4.11 | 3.41 | 1.21 | 0.18 | 10.8 | 8.9 | 1.32 | .276 | 4.63 | 8.50 | |
| 24 | Pitcher | 3.43 | 11625.1 | 1982 | 2,041 | 631 | 539 | .539 | 0 | 7,230 | 0 | 0 | 932 | 10,964 | 4,431 | 4,997 | 882 | 4,463 | 225 | 3,480 | 833 | 49,323 | 374 | 5.60 | 3.46 | 1.62 | 0.68 | 14.7 | 9.0 | 1.33 | .276 | 3.87 | 8.49 |
| 25 | Pitcher | 3.44 | 8051.0 | 1963 | 1,548 | 419 | 353 | .543 | 0 | 5,611 | 0 | 0 | 588 | 7,322 | 3,081 | 3,564 | 686 | 3,109 | 223 | 2,373 | 498 | 34,140 | 353 | 6.27 | 3.48 | 1.80 | 0.77 | 16.4 | 9.1 | 1.30 | .271 | 3.98 | 8.19 |
StatMuse has game-level data for ERA and innings pitched going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
More MLB News
Rays pitcher Griffin Jax leaves start vs. Orioles a few batters after a liner hits him in his back
Cubs All-Star left-hander Matthew Boyd is scheduled for the first of two rehab starts on Sunday
White Sox place Noah Schultz on 15-day IL, recall prospect David Sandlin from Triple-A
Soto, Young and Minter return to the Mets; OF Taylor on the IL with hip flexor strain
Reds ace Hunter Greene throws first side session after elbow surgery
Former Braves slugging 3rd baseman Bob Horner, who hit 4 homers in a game, dies at 68
More Braves Stats
Team Batting Leaders 
HR
14
Olson
RBI
42
Olson
AVG
.327
Smith
Team Pitching Leaders 
W
7
Sale
K
72
Sale
ERA
1.89
Sale
Team Rankings
HR
72
2nd
R
282
2nd
SO
479
7th
ERA
3.04
1st
Braves
Nationals
Phillies
Marlins
Mets
BOS
CIN
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
36 | 18 | .667 | ||
29 | 27 | .518 | 8.0 | |
27 | 27 | .500 | 9.0 | |
26 | 29 | .473 | 10.5 | |
22 | 32 | .407 | 14.0 | |
| NL Central | W | L | PCT | GB |
31 | 20 | .608 | ||
29 | 23 | .558 | 2.5 | |
28 | 25 | .528 | 4.0 | |
29 | 26 | .527 | 4.0 | |
29 | 26 | .527 | 4.0 | |
| NL West | W | L | PCT | GB |
34 | 20 | .630 | ||
31 | 22 | .585 | 2.5 | |
29 | 24 | .547 | 4.5 | |
22 | 32 | .407 | 12.0 | |
20 | 35 | .364 | 14.5 |
Brewers
Cardinals
Pirates
Cubs
Dodgers
Padres
Diamondbacks
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
34 | 18 | .654 | ||
32 | 22 | .593 | 3.0 | |
25 | 29 | .463 | 10.0 | |
25 | 30 | .455 | 10.5 | |
22 | 30 | .423 | 12.0 | |
| AL Central | W | L | PCT | GB |
32 | 25 | .561 | ||
27 | 26 | .509 | 3.0 | |
26 | 28 | .481 | 4.5 | |
22 | 32 | .407 | 8.5 | |
21 | 33 | .389 | 9.5 | |
| AL West | W | L | PCT | GB |
27 | 27 | .500 | ||
26 | 29 | .473 | 1.5 | |
24 | 29 | .453 | 2.5 | |
24 | 31 | .436 | 3.5 | |
20 | 34 | .370 | 7.0 |
Rays
Yankees
Blue Jays
Orioles
Guardians
White Sox
Twins
Royals
Tigers
Athletics
Mariners
Rangers
Astros
Angels