Josh Walker career ERA
4.21Career Regular Season
Josh Walker has a career ERA of 4.21 over 4 regular seasons.
| 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 |  NYM | 14 | 0 | 1 | 8.10 | 10.0 | 12 | 6 | 1.80 | 0 |
| 2024 | NYM | 10 | 0 | 0, led the MLB | 5.11 | 12.1 | 11 | 6 | 1.54 | 0 |
| 2025 |  TOR | 3 | 0 | 0, led the MLB | 7.20 | 5.0 | 8 | 2 | 2.00 | 0 |
| 2026 |  BAL | 31 | 1 | 0, led the MLB | 2.08 | 30.1 | 29 | 12 | 1.19 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
Bold marks the best figure in the MLB that season, among players with at least 30 games.
- Best season on file: 2.08 in 2026.
Figures come from ESPN's box scores and were last read on November 12, 2026.
