Joel Peralta career ERA
4.03Career Regular Season
Joel Peralta has a career ERA of 4.03 over 12 regular seasons.
- Best season on file: 2.02 in 2010.
- Most recent: 5.93 in 2016.
Average of 12 regular seasons, 2005 through 2016. Figures come from ESPN's box scores and were last read on September 24, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2005 |  LAA | 28 | 1 | 0 | 3.89 | 34.2 | 30 | 14 | 1.21 | 0 |
| 2006 |  KC | 64 | 1 | 3 | 4.40 | 73.2 | 57 | 17 | 1.24 | 1 |
| 2007 | KC | 62 | 1 | 3 | 3.80 | 87.2 | 66 | 19 | 1.28 | 1 |
| 2008 | KC | 40 | 1 | 2 | 5.98 | 52.2 | 38 | 14 | 1.33 | 0 |
| 2009 |  COL | 27 | 0 | 3 | 6.20 | 24.2 | 22 | 12 | 1.58 | 0 |
| 2010 |  WSH | 39 | 1 | 0 | 2.02 | 49.0 | 49 | 9 | 0.80 | 0 |
| 2011 |  TB | 71 | 3 | 4 | 2.93 | 67.2 | 61 | 18 | 0.92 | 6 |
| 2012 | TB | 76 | 2 | 6 | 3.63 | 67.0 | 84 | 17 | 0.99 | 2 |
| 2013 | TB | 80 | 3 | 8 | 3.41 | 71.1 | 74 | 34 | 1.14 | 1 |
| 2014 | TB | 69 | 3 | 4 | 4.41 | 63.1 | 74 | 15 | 1.18 | 1 |
| 2015 |  LAD | 33 | 3 | 1 | 4.34 | 29.0 | 24 | 8 | 1.24 | 3 |
| 2016 |  SEA/CHC | 31 | 1 | 1 | 5.93 | 27.1 | 33 | 8 | 1.39 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV