Jim Johnson career ERA
3.79Career Regular Season
Jim Johnson has a career ERA of 3.79 over 13 regular seasons.
- Best season on file: 2.23 in 2008.
- Most recent: 3.84 in 2018.
Figures come from ESPN's box scores and were last read on September 22, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2006 |  BAL | 1 | 0 | 1 | 24.00 | 3.0 | 0 | 3 | 4.00 | 0 |
| 2007 | BAL | 1 | 0 | 0 | 9.00 | 2.0 | 1 | 2 | 2.50 | 0 |
| 2008 | BAL | 54 | 2 | 4 | 2.23 | 68.2 | 38 | 28 | 1.19 | 1 |
| 2009 | BAL | 64 | 4 | 6 | 4.11 | 70.0 | 49 | 23 | 1.37 | 10 |
| 2010 | BAL | 26 | 1 | 1 | 3.42 | 26.1 | 22 | 5 | 1.41 | 1 |
| 2011 | BAL | 69 | 6 | 5 | 2.67 | 91.0 | 58 | 21 | 1.11 | 9 |
| 2012 | BAL | 71 | 2 | 1 | 2.49 | 68.2 | 41 | 15 | 1.02 | 51 |
| 2013 | BAL | 74 | 3 | 8 | 2.94 | 70.1 | 56 | 18 | 1.28 | 50 |
| 2014 |  ATH/DET | 54 | 5 | 2 | 7.09 | 53.1 | 42 | 35 | 1.95 | 2 |
| 2015 |  ATL/LAD | 72 | 2 | 6 | 4.46 | 66.2 | 50 | 20 | 1.46 | 10 |
| 2016 |  ATL | 65 | 2 | 6 | 3.06 | 64.2 | 68 | 20 | 1.19 | 20 |
| 2017 | ATL | 61 | 6 | 3 | 5.56 | 56.2 | 61 | 25 | 1.48 | 22 |
| 2018 |  LAA | 62 | 5 | 3 | 3.84 | 63.1 | 45 | 22 | 1.36 | 2 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV