Jeff James career ERA
4.51Career Regular Season
Jeff James has a career ERA of 4.51 over 2 regular seasons.
- Best season on file: 4.27 in 1968.
- Most recent: 5.40 in 1969.
Average of 2 regular seasons, 1968 through 1969. Figures come from ESPN's box scores and were last read on October 30, 2026.