Santiago Casilla ERA in 2018
3.162018 Regular Season
Santiago Casilla posted a 3.16 ERA in the 2018 regular season.
- 8th-best of Santiago Casilla's 15 seasons on file; the best is 1.70 in 2014.
- Down 1.11 from 4.27 in 2017.
Figures come from ESPN's box scores and were last read on September 21, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2004 |  ATH | 4 | 0 | 0 | 12.71 | 5.2 | 5 | 9 | 2.47 | 0 |
| 2005 | ATH | 3 | 0 | 0 | 3.00 | 3.0 | 1 | 1 | 1.00 | 0 |
| 2006 | ATH | 2 | 0 | 0 | 11.57 | 2.1 | 2 | 2 | 1.71 | 0 |
| 2007 | ATH | 46 | 3 | 1 | 4.44 | 50.2 | 52 | 23 | 1.30 | 2 |
| 2008 | ATH | 51 | 2 | 1 | 3.93 | 50.1 | 43 | 20 | 1.59 | 2 |
| 2009 | ATH | 46 | 1 | 2 | 5.96 | 48.1 | 35 | 25 | 1.78 | 0 |
| 2010 |  SF | 52 | 7 | 2 | 1.95 | 55.1 | 56 | 26 | 1.19 | 2 |
| 2011 | SF | 49 | 2 | 2 | 1.74 | 51.2 | 45 | 25 | 1.12 | 6 |
| 2012 | SF | 73 | 7 | 6 | 2.84 | 63.1 | 55 | 22 | 1.22 | 25 |
| 2013 | SF | 57 | 7 | 2 | 2.16 | 50.0 | 38 | 25 | 1.28 | 2 |
| 2014 | SF | 54 | 3 | 3 | 1.70 | 58.1 | 45 | 15 | 0.86 | 19 |
| 2015 | SF | 67 | 4 | 2 | 2.79 | 58.0 | 62 | 23 | 1.28 | 38 |
| 2016 | SF | 62 | 2 | 5 | 3.57 | 58.0 | 65 | 19 | 1.19 | 31 |
| 2017 | ATH | 63 | 4 | 5 | 4.27 | 59.0 | 57 | 22 | 1.36 | 16 |
| 2018 | ATH | 26 | 0 | 0 | 3.16 | 31.1 | 22 | 20 | 1.21 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV