Bob Grim career ERA
3.61Career Regular Season
Bob Grim has a career ERA of 3.61 over 8 regular seasons.
- Best season on file: 2.63 in 1957.
- Most recent: 6.23 in 1962.
Average of 8 regular seasons, 1954 through 1962. Figures come from ESPN's box scores and were last read on September 23, 2026.