David Peterson ERA in 2023
5.032023 Regular Season
David Peterson posted a 5.03 ERA in the 2023 regular season.
- 6th-best of David Peterson's 7 seasons on file; the best is 2.90 in 2024.
- Up 1.20 from 3.83 in 2022.
Best of 7 regular seasons, 2020 through 2026. Figures come from ESPN's box scores and were last read on September 21, 2026.

