Jason Grilli career ERA
4.22Career Regular Season
Jason Grilli has a career ERA of 4.22 over 15 regular seasons.
| 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2000 |  MIA | 1 | 1 | 0 | 5.40 | 6.2 | 3 | 2 | 1.95 | 0 |
| 2001 | MIA | 6 | 2 | 2 | 6.08 | 26.2 | 17 | 11 | 1.54 | 0 |
| 2004 |  CHW | 8 | 2 | 3 | 7.40 | 45.0 | 26 | 20 | 1.60 | 0 |
| 2005 |  DET | 3 | 1 | 1 | 3.38 | 16.0 | 5 | 6 | 1.25 | 0 |
| 2006 | DET | 51 | 2 | 3 | 4.21 | 62.0 | 31 | 25 | 1.39 | 0 |
| 2007 | DET | 57 | 5 | 3 | 4.74 | 79.2 | 62 | 32 | 1.42 | 0 |
| 2008 |  DET/COL | 60 | 3 | 3 | 3.00 | 75.0 | 69 | 38 | 1.40 | 1 |
| 2009 |  COL/TEX | 52 | 2 | 3 | 5.32 | 45.2 | 49 | 27 | 1.69 | 1 |
| 2011 |  PIT | 28 | 2 | 1 | 2.48 | 32.2 | 37 | 15 | 1.19 | 1 |
| 2012 | PIT | 64 | 1 | 6 | 2.91 | 58.2 | 90 | 22 | 1.14 | 2 |
| 2013 | PIT | 54 | 0 | 2 | 2.70 | 50.0 | 74 | 13 | 1.06 | 33 |
| 2014 |  PIT/LAA | 62 | 1 | 5 | 4.00 | 54.0 | 57 | 21 | 1.33 | 12 |
| 2015 |  ATL | 36 | 3 | 4 | 2.94 | 33.2 | 45 | 10 | 1.13 | 24 |
| 2016 |  ATL/TOR | 67 | 7 | 6 | 4.12 | 59.0 | 81 | 32 | 1.29 | 4 |
| 2017 | TOR/TEX | 46 | 2 | 5 | 6.30 | 40.0 | 48 | 18 | 1.60 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
- Best season on file: 2.48 in 2011.
- Most recent: 6.30 in 2017.
Average of 15 regular seasons, 2000 through 2017. Figures come from ESPN's box scores and were last read on October 31, 2026.