Carlos Zambrano career ERA
3.66Career Regular Season
Carlos Zambrano has a career ERA of 3.66 over 12 regular seasons.
- Best season on file: 2.75 in 2004.
- Most recent: 4.49 in 2012.
Figures come from ESPN's box scores and were last read on September 23, 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2001 |  CHC | 6 | 1 | 2 | 15.26 | 7.2 | 4 | 8 | 2.48 | 0 |
| 2002 | CHC | 32 | 4 | 8 | 3.66 | 108.1 | 93 | 63 | 1.45 | 0 |
| 2003 | CHC | 32 | 13 | 11 | 3.11 | 214.0 | 168 | 94 | 1.32 | 0 |
| 2004 | CHC | 31 | 16 | 8 | 2.75 | 209.2 | 188 | 81 | 1.22 | 0 |
| 2005 | CHC | 33 | 14 | 6 | 3.26 | 223.1 | 202 | 86 | 1.15 | 0 |
| 2006 | CHC | 33 | 16 | 7 | 3.41 | 214.0 | 210 | 115 | 1.29 | 0 |
| 2007 | CHC | 34 | 18 | 13 | 3.95 | 216.1 | 177 | 101 | 1.33 | 0 |
| 2008 | CHC | 30 | 14 | 6 | 3.91 | 188.2 | 130 | 72 | 1.29 | 0 |
| 2009 | CHC | 28 | 9 | 7 | 3.77 | 169.1 | 152 | 78 | 1.38 | 0 |
| 2010 | CHC | 36 | 11 | 6 | 3.33 | 129.2 | 117 | 69 | 1.45 | 0 |
| 2011 | CHC | 24 | 9 | 7 | 4.82 | 145.2 | 101 | 56 | 1.44 | 0 |
| 2012 |  MIA | 35 | 7 | 10 | 4.49 | 132.1 | 95 | 75 | 1.50 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV