ERA+
Tanner Houck · Season-by-season history
ERA+ over time
- Boston Red Sox · MLB
Hover over a point for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.
| Season | Team | League | ERA+ |
|---|---|---|---|
| 2025 |  Boston Red Sox |
MLB | 51 |
| 2024 | Boston Red Sox |
MLB | 133 |
| 2023 | Boston Red Sox |
MLB | 91 |
| 2022 | Boston Red Sox |
MLB | 134 |
| 2021 | Boston Red Sox |
MLB | 133 |
| 2020 | Boston Red Sox |
MLB | 920 |