Jake Peavy career ERA
3.63Career Regular Season
Jake Peavy has a career ERA of 3.63 over 15 regular seasons.
- Best season on file: 2.27 in 2004.
- Most recent: 5.54 in 2016.
Average of 15 regular seasons, 2002 through 2016. 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2002 |  SD | 17 | 6 | 7 | 4.52 | 97.2 | 90 | 33 | 1.42 | 0 |
| 2003 | SD | 32 | 12 | 11 | 4.11 | 194.2 | 156 | 82 | 1.31 | 0 |
| 2004 | SD | 27 | 15 | 6 | 2.27 | 166.1 | 173 | 53 | 1.20 | 0 |
| 2005 | SD | 30 | 13 | 7 | 2.88 | 203.0 | 216 | 50 | 1.04 | 0 |
| 2006 | SD | 32 | 11 | 14 | 4.09 | 202.1 | 215 | 62 | 1.23 | 0 |
| 2007 | SD | 34 | 19 | 6 | 2.54 | 223.1 | 240 | 68 | 1.06 | 0 |
| 2008 | SD | 27 | 10 | 11 | 2.85 | 173.2 | 166 | 59 | 1.18 | 0 |
| 2009 |  SD/CHW | 16 | 9 | 6 | 3.45 | 101.2 | 110 | 34 | 1.12 | 0 |
| 2010 | CHW | 17 | 7 | 6 | 4.63 | 107.0 | 93 | 34 | 1.23 | 0 |
| 2011 | CHW | 19 | 7 | 7 | 4.92 | 111.2 | 95 | 24 | 1.26 | 0 |
| 2012 | CHW | 32 | 11 | 12 | 3.37 | 219.0 | 194 | 49 | 1.10 | 0 |
| 2013 |  CHW/BOS | 23 | 12 | 5 | 4.17 | 144.2 | 121 | 36 | 1.15 | 0 |
| 2014 |  BOS/SF | 32 | 7 | 13 | 3.73 | 202.2 | 158 | 63 | 1.28 | 0 |
| 2015 | SF | 19 | 8 | 6 | 3.58 | 110.2 | 78 | 25 | 1.12 | 0 |
| 2016 | SF | 31 | 5 | 9 | 5.54 | 118.2 | 102 | 36 | 1.43 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV