Jesse Hahn career ERA
4.24Career Regular Season
Jesse Hahn has a career ERA of 4.24 over 8 regular seasons.
- Best season on file: 0.52 in 2020.
- Most recent: 5.40 in 2025.
Figures come from ESPN's box scores and were last read on September 23, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2014 |  SD | 14 | 7 | 4 | 3.07 | 73.1 | 70 | 32 | 1.21 | 0 |
| 2015 |  ATH | 16 | 6 | 6 | 3.35 | 96.2 | 64 | 25 | 1.17 | 0 |
| 2016 | ATH | 9 | 2 | 4 | 6.02 | 46.1 | 23 | 19 | 1.64 | 0 |
| 2017 | ATH | 14 | 3 | 6 | 5.30 | 69.2 | 55 | 27 | 1.51 | 0 |
| 2019 |  KC | 6 | 0 | 1 | 13.50 | 4.2 | 7 | 6 | 2.79 | 0 |
| 2020 | KC | 18 | 1 | 0 | 0.52 | 17.1 | 19 | 8 | 0.69 | 3 |
| 2021 | KC | 5 | 0 | 0 | 13.50 | 3.1 | 3 | 4 | 2.70 | 1 |
| 2025 |  SEA | 3 | 0 | 1 | 5.40 | 5.0 | 3 | 5 | 2.20 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV