I don't have anything for this season, but Jack Kochanowicz had the worst ERA with 100.0+ innings pitched in 2025, with an ERA of 6.81.
Interpreted as:
highest era by a pitcher with at least 100 innings pitched this regular season| 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 |  | J. Kochanowicz | 6.81 | 111.0 | 2025 | 23 | 3 | 11 | .214 | 23 | 72 | 0 | 0 | 0 | 136 | 84 | 89 | 21 | 58 | 7 | 0 | 4 | 512 | 4 | 5.84 | 4.70 | 1.24 | 1.70 | 14.1 | 11.3 | 1.75 | .325 | 7.22 | 165 | 6.05 | 144 | 11.03 | -22.4 | |
| 2 | | G. Márquez | 6.70 | 126.1 | 2025 | 26 | 3 | 16 | .158 | 26 | 83 | 0 | 0 | 0 | 168 | 94 | 106 | 23 | 48 | 6 | 0 | 1 | 591 | 6 | 5.91 | 3.42 | 1.73 | 1.64 | 14.0 | 8.1 | 1.71 | .336 | 7.55 | 141 | 5.46 | 126 | 11.97 | -14.8 | |
| 3 | | A. Senzatela | 6.65 | 130.0 | 2025 | 30 | 4 | 15 | .211 | 23 | 73 | 0 | 0 | 0 | 192 | 96 | 103 | 22 | 47 | 8 | 0 | 2 | 618 | 9 | 5.05 | 3.25 | 1.55 | 1.52 | 11.8 | 7.6 | 1.84 | .363 | 7.13 | 140 | 5.47 | 126 | 13.29 | -15.4 | |
| 4 | | C. Quantrill | 6.04 | 117.2 | 2025 | TOT | 26 | 4 | 12 | .250 | 26 | 85 | 0 | 0 | 0 | 136 | 79 | 81 | 22 | 35 | 5 | 0 | 0 | 513 | 3 | 6.50 | 2.68 | 2.43 | 1.68 | 16.6 | 6.8 | 1.45 | .311 | 6.20 | 142 | 5.13 | 125 | 10.40 | -13.3 |
| 5 | | B. Brown | 5.92 | 106.1 | 2025 | 25 | 5 | 8 | .385 | 15 | 121 | 0 | 0 | 1 | 121 | 70 | 73 | 18 | 32 | 4 | 3 | 0 | 472 | 5 | 10.24 | 2.71 | 3.78 | 1.52 | 25.6 | 6.8 | 1.44 | .347 | 6.18 | 143 | 4.07 | 100 | 10.24 | -0.3 | |
| 6 |  | C. Morton | 5.83 | 142.0 | 2025 | TOT | 33 | 9 | 11 | .450 | 27 | 149 | 0 | 0 | 0 | 152 | 92 | 94 | 23 | 72 | 14 | 1 | 2 | 654 | 3 | 9.44 | 4.56 | 2.07 | 1.46 | 22.8 | 11.0 | 1.58 | .326 | 5.96 | 144 | 4.95 | 120 | 9.63 | -12.9 |
| 7 | | J. Cannon | 5.82 | 103.2 | 2025 | 22 | 4 | 10 | .286 | 17 | 86 | 0 | 0 | 0 | 116 | 67 | 69 | 19 | 38 | 6 | 1 | 1 | 466 | 2 | 7.47 | 3.30 | 2.26 | 1.65 | 18.5 | 8.2 | 1.49 | .306 | 5.99 | 142 | 5.12 | 119 | 10.07 | -9.1 | |
| 8 | | J. Irvin | 5.70 | 180.0 | 2025 | 33 | 9 | 13 | .409 | 33 | 124 | 0 | 0 | 0 | 195 | 114 | 120 | 38 | 62 | 6 | 0 | 0 | 787 | 3 | 6.20 | 3.10 | 2.00 | 1.90 | 15.8 | 7.9 | 1.43 | .282 | 6.00 | 135 | 5.63 | 136 | 9.75 | -29.9 | |
| 9 | | M. Parker | 5.68 | 164.2 | 2025 | 33 | 9 | 16 | .360 | 30 | 103 | 0 | 0 | 1 | 178 | 104 | 116 | 25 | 58 | 4 | 2 | 0 | 725 | 3 | 5.63 | 3.17 | 1.78 | 1.37 | 14.2 | 8.0 | 1.43 | .286 | 6.34 | 135 | 4.98 | 121 | 9.73 | -15.5 | |
| 10 | | R. Gusto | 5.67 | 101.2 | 2025 | TOT | 27 | 7 | 7 | .500 | 17 | 97 | 0 | 0 | 0 | 114 | 64 | 67 | 17 | 36 | 5 | 2 | 0 | 453 | 0 | 8.59 | 3.19 | 2.69 | 1.50 | 21.4 | 7.9 | 1.48 | .326 | 5.93 | 138 | 4.60 | 111 | 10.09 | -5 |
| 11 | | A. Heaney | 5.52 | 122.1 | 2025 | TOT | 27 | 5 | 10 | .333 | 23 | 86 | 0 | 0 | 0 | 129 | 75 | 77 | 25 | 40 | 9 | 0 | 0 | 536 | 2 | 6.33 | 2.94 | 2.15 | 1.84 | 16.0 | 7.5 | 1.38 | .277 | 5.66 | 128 | 5.58 | 135 | 9.49 | -19.6 |
| 12 | | E. Fedde | 5.49 | 141.0 | 2025 | TOT | 32 | 4 | 13 | .235 | 24 | 83 | 1 | 1 | 0 | 147 | 86 | 90 | 19 | 67 | 3 | 1 | 1 | 623 | 2 | 5.30 | 4.28 | 1.24 | 1.21 | 13.3 | 10.8 | 1.52 | .284 | 5.74 | 132 | 5.19 | 128 | 9.38 | -18.2 |
| 13 |  | S. Alcantara | 5.36 | 174.2 | 2025 | 31 | 11 | 12 | .478 | 31 | 142 | 0 | 0 | 0 | 165 | 104 | 107 | 22 | 57 | 9 | 0 | 0 | 745 | 8 | 7.32 | 2.94 | 2.49 | 1.13 | 19.1 | 7.7 | 1.27 | .278 | 5.51 | 126 | 4.27 | 103 | 8.50 | -2.7 | |
| 14 | | C. Paddack | 5.35 | 158.0 | 2025 | TOT | 33 | 5 | 12 | .294 | 28 | 112 | 0 | 0 | 1 | 166 | 94 | 98 | 31 | 37 | 3 | 3 | 0 | 670 | 5 | 6.38 | 2.11 | 3.03 | 1.77 | 16.7 | 5.5 | 1.28 | .277 | 5.58 | 130 | 5.02 | 120 | 9.46 | -14.9 |
| 15 | | A. Pallante | 5.31 | 162.2 | 2025 | 31 | 6 | 15 | .286 | 31 | 111 | 0 | 0 | 0 | 173 | 96 | 109 | 21 | 62 | 5 | 0 | 0 | 715 | 12 | 6.14 | 3.43 | 1.79 | 1.16 | 15.5 | 8.7 | 1.44 | .295 | 6.03 | 129 | 4.68 | 116 | 9.57 | -11.7 | |
| 16 | | B. Elder | 5.30 | 156.1 | 2025 | 28 | 8 | 11 | .421 | 28 | 131 | 0 | 0 | 0 | 167 | 92 | 95 | 24 | 51 | 6 | 0 | 1 | 679 | 2 | 7.54 | 2.94 | 2.57 | 1.38 | 19.3 | 7.5 | 1.39 | .306 | 5.47 | 126 | 4.54 | 112 | 9.61 | -8.9 | |
| 17 | | B. Pfaadt | 5.25 | 176.2 | 2025 | 33 | 13 | 9 | .591 | 33 | 147 | 0 | 0 | 0 | 198 | 103 | 107 | 26 | 37 | 12 | 0 | 2 | 767 | 3 | 7.49 | 1.88 | 3.97 | 1.32 | 19.2 | 4.8 | 1.33 | .316 | 5.45 | 123 | 4.21 | 105 | 10.09 | -4.3 | |
| 18 | | C. Povich | 5.21 | 112.1 | 2025 | 22 | 3 | 8 | .273 | 20 | 118 | 0 | 0 | 0 | 125 | 65 | 70 | 17 | 43 | 1 | 0 | 2 | 488 | 6 | 9.45 | 3.45 | 2.74 | 1.36 | 24.2 | 8.8 | 1.50 | .350 | 5.61 | 129 | 4.17 | 101 | 10.01 | -0.6 | |
| 19 | | B. Ober | 5.10 | 146.1 | 2025 | 27 | 6 | 9 | .400 | 27 | 120 | 1 | 0 | 0 | 159 | 83 | 84 | 30 | 31 | 5 | 0 | 0 | 624 | 1 | 7.38 | 1.91 | 3.87 | 1.85 | 19.2 | 5.0 | 1.30 | .295 | 5.17 | 124 | 4.89 | 117 | 9.78 | -11.7 | |
| 20 | | T. Bradley | 5.05 | 142.2 | 2025 | TOT | 27 | 6 | 8 | .429 | 27 | 127 | 0 | 0 | 0 | 131 | 80 | 88 | 19 | 56 | 4 | 0 | 0 | 605 | 7 | 8.01 | 3.53 | 2.27 | 1.20 | 21.0 | 9.3 | 1.31 | .281 | 5.55 | 122 | 4.34 | 103 | 8.26 | -1.6 |
| 21 | | JP Sears | 5.04 | 135.2 | 2025 | TOT | 27 | 9 | 11 | .450 | 27 | 117 | 0 | 0 | 0 | 143 | 76 | 79 | 30 | 36 | 6 | 0 | 0 | 583 | 1 | 7.76 | 2.39 | 3.25 | 1.99 | 20.1 | 6.2 | 1.32 | .287 | 5.24 | 121 | 5.21 | 123 | 9.49 | -14.6 |
| 22 | | E. Rodriguez | 5.02 | 154.1 | 2025 | 29 | 9 | 9 | .500 | 29 | 143 | 0 | 0 | 0 | 178 | 86 | 94 | 25 | 60 | 1 | 0 | 2 | 694 | 4 | 8.34 | 3.50 | 2.38 | 1.46 | 20.6 | 8.6 | 1.54 | .329 | 5.48 | 118 | 4.57 | 114 | 10.38 | -10.1 | |
| 23 | | K. Freeland | 4.98 | 162.2 | 2025 | 31 | 5 | 17 | .227 | 31 | 124 | 0 | 0 | 0 | 193 | 90 | 105 | 22 | 38 | 6 | 0 | 2 | 709 | 2 | 6.86 | 2.10 | 3.26 | 1.22 | 17.5 | 5.4 | 1.42 | .329 | 5.81 | 105 | 4.17 | 96 | 10.68 | 3.2 | |
| 24 | | D. May | 4.96 | 132.1 | 2025 | TOT | 25 | 7 | 11 | .389 | 23 | 123 | 0 | 0 | 0 | 132 | 73 | 78 | 21 | 56 | 12 | 1 | 3 | 584 | 1 | 8.37 | 3.81 | 2.20 | 1.43 | 21.1 | 9.6 | 1.42 | .298 | 5.30 | 118 | 4.87 | 115 | 8.98 | -9.1 |
| 25 |  | W. Buehler | 4.93 | 126.0 | 2025 | TOT | 26 | 10 | 7 | .588 | 24 | 92 | 0 | 0 | 0 | 130 | 69 | 73 | 22 | 61 | 11 | 1 | 0 | 565 | 0 | 6.57 | 4.36 | 1.51 | 1.57 | 16.3 | 10.8 | 1.52 | .285 | 5.21 | 116 | 5.65 | 135 | 9.29 | -20.7 |
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| NL East | W | L | PCT | GB |
|---|---|---|---|---|
34 | 16 | .680 | ||
25 | 25 | .500 | 9.0 | |
25 | 25 | .500 | 9.0 | |
22 | 28 | .440 | 12.0 | |
21 | 28 | .429 | 12.5 | |
| NL Central | W | L | PCT | GB |
29 | 18 | .617 | ||
29 | 21 | .580 | 1.5 | |
28 | 21 | .571 | 2.0 | |
26 | 24 | .520 | 4.5 | |
26 | 24 | .520 | 4.5 | |
| NL West | W | L | PCT | GB |
31 | 19 | .620 | ||
29 | 20 | .592 | 1.5 | |
25 | 23 | .521 | 5.0 | |
20 | 30 | .400 | 11.0 | |
19 | 31 | .380 | 12.0 |
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Giants| AL East | W | L | PCT | GB |
|---|---|---|---|---|
33 | 15 | .688 | ||
30 | 20 | .600 | 4.0 | |
22 | 27 | .449 | 11.5 | |
22 | 27 | .449 | 11.5 | |
21 | 29 | .420 | 13.0 | |
| AL Central | W | L | PCT | GB |
30 | 22 | .577 | ||
25 | 24 | .510 | 3.5 | |
23 | 27 | .460 | 6.0 | |
20 | 30 | .400 | 9.0 | |
20 | 31 | .392 | 9.5 | |
| AL West | W | L | PCT | GB |
25 | 24 | .510 | ||
24 | 25 | .490 | 1.0 | |
24 | 27 | .471 | 2.0 | |
20 | 31 | .392 | 6.0 | |
17 | 33 | .340 | 8.5 |
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