Jimmy Zinn career ERA
4.30Career Regular Season
Jimmy Zinn has a career ERA of 4.30 over 5 regular seasons.
- Best season on file: 1.86 in 1922.
- Most recent: 5.04 in 1929.
Average of 5 regular seasons, 1919 through 1929. Figures come from ESPN's box scores and were last read on September 23, 2026.
| 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1919 |  ATH | 5 | 1 | 3 | 6.31 | 25.2 | 9 | 10 | 1.87 | 0 |
| 1920 |  PIT | 6 | 1 | 1 | 3.48 | 31.0 | 18 | 5 | 1.19 | 0 |
| 1921 | PIT | 32 | 7 | 6 | 3.68 | 127.1 | 49 | 30 | 1.48 | 4 |
| 1922 | PIT | 5 | 0 | 0 | 1.86 | 9.2 | 3 | 2 | 1.34 | 1 |
| 1929 |  CLE | 18 | 4 | 6 | 5.04 | 105.1 | 29 | 33 | 1.74 | 2 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV