Mark Leiter Jr. ERA in 2026

4.282026 Regular Season

Mark Leiter Jr. has a 4.28 ERA in the 2026 regular season, as of Sep 22, 2026.

  • 3rd-best of Mark Leiter Jr.'s 7 seasons on file; the best is 3.50 in 2023.
  • Down 0.56 from 4.84 in 2025.

Figures come from ESPN's box scores and were last read on September 22, 2026.

2017 to 2026
2017: 4.96172018: 7.717.712022: 3.992023: 3.502024: 4.502025: 4.842026: 4.284.2826
Mark Leiter Jr. ERA in 2026, season by season
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.
2017PHI27364.9690.284311.330
2018PHI/TOR20017.7123.122122.010
2022CHC35273.9967.273251.143
2023CHC69133.5064.177241.124
2024CHC/NYY60454.5058.086221.330
2025NYY59674.8448.154171.532
2026ATH36014.2833.238111.314

What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV

Mark Leiter Jr.: top 5 2026 regular season games by ERA

Mark Leiter Jr.: top 5 2026 regular season games by ERA
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.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Mar 28, 2026@ TORL 8-7 F/1113.500.2211000
Apr 7, 2026@ NYYL 5-310.380.2544001
Apr 15, 2026vs TEXW 6-59.000.2233111
May 9, 2026@ BALW 6-28.621.0322010
Apr 10, 2026@ NYMW 4-08.441.0100010

What the columns mean: ERA · IP · H · R · BB · K · HR

All 36 2026 games

Mark Leiter Jr., 2026 regular season

GP
36
R
16
H
33
K
38
L
1
W
0
BB
11
ER
16