Cooper Criswell career ERA
4.26Career Regular Season
Cooper Criswell has a career ERA of 4.26.
- Best season on file: 2.70 in 2022.
- Most recent: 3.35 in 2026.
Average of 5 regular seasons, 2022 through 2026. Figures come from ESPN's box scores and were last read on September 21, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2022 |  TB | 1 | 0 | 0 | 2.70 | 3.1 | 4 | 1 | 0.90 | 0 |
| 2023 | TB | 10 | 1 | 1 | 5.73 | 33.0 | 27 | 11 | 1.55 | 0 |
| 2024 |  BOS | 26 | 6 | 5 | 4.08 | 99.1 | 73 | 31 | 1.35 | 0 |
| 2025 | BOS | 7 | 1 | 0 | 3.57 | 17.2 | 9 | 5 | 1.58 | 1 |
| 2026 |  SEA | 34 | 3 | 2 | 3.35 | 37.2 | 30 | 13 | 1.35 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
