Zack Britton career ERA
3.13Career Regular Season
Zack Britton has a career ERA of 3.13 over 12 regular seasons.
- Best season on file: 0.54 in 2016.
- Most recent: 13.50 in 2022.
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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2011 |  BAL | 28 | 11 | 11 | 4.61 | 154.1 | 97 | 62 | 1.45 | 0 |
| 2012 | BAL | 12 | 5 | 3 | 5.07 | 60.1 | 53 | 32 | 1.54 | 0 |
| 2013 | BAL | 8 | 2 | 3 | 4.95 | 40.0 | 18 | 17 | 1.73 | 0 |
| 2014 | BAL | 71 | 3 | 2 | 1.65 | 76.1 | 62 | 23 | 0.90 | 37 |
| 2015 | BAL | 64 | 4 | 1 | 1.92 | 65.2 | 79 | 14 | 0.99 | 36 |
| 2016 | BAL | 69 | 2 | 1 | 0.54 | 67.0 | 74 | 18 | 0.84 | 47 |
| 2017 | BAL | 38 | 2 | 1 | 2.89 | 37.1 | 29 | 18 | 1.53 | 15 |
| 2018 |  BAL/NYY | 41 | 2 | 0 | 3.10 | 40.2 | 34 | 21 | 1.23 | 7 |
| 2019 | NYY | 66 | 3 | 1 | 1.91 | 61.1 | 53 | 32 | 1.14 | 3 |
| 2020 | NYY | 20 | 1 | 2 | 1.89 | 19.0 | 16 | 7 | 1.00 | 8 |
| 2021 | NYY | 22 | 0 | 1 | 5.89 | 18.1 | 16 | 14 | 1.69 | 1 |
| 2022 | NYY | 3 | 0 | 0 | 13.50 | 0.2 | 1 | 6 | 10.50 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV