Madison Bumgarner ERA in 2023

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10.262023 Regular Season

Madison Bumgarner posted a 10.26 ERA in the 2023 regular season.

• Madison Bumgarner's highest ERA of the 15 seasons on file; the best is 1.80 in 2009.
• Up 5.38 from 4.88 in 2022.

Best of 15 regular seasons, 2009 through 2023. Figures come from ESPN's box scores and were last read on September 22, 2026.

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Madison Bumgarner ERA in 2023, season by season

Season↓	Team↓	GP↓iGP: Games the player appeared in, however briefly.	W↓iW: Games in which this pitcher was credited with the win.	L↓iL: Games in which this pitcher was charged with the loss.	ERA↓iERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.	IP↓iIP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.	K↓iK: Batters this pitcher struck out.	BB↓iBB: Times the batter reached first base on four balls.	WHIP↓iWHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite.	SV↓iSV: Games finished by protecting a narrow lead to the last out.
2009	SF	4	0	0	1.80	10.0	10	3	1.10	0
2010	SF	18	7	6	3.00	111.0	86	26	1.31	0
2011	SF	33	13	13	3.21	204.2	191	46	1.21	0
2012	SF	32	16	11	3.37	208.1	191	49	1.11	0
2013	SF	31	13	9	2.77	201.1	199	62	1.03	0
2014	SF	33	18	10	2.98	217.1	219	43	1.09	0
2015	SF	32	18	9	2.93	218.1	234	39	1.01	0
2016	SF	34	15	9	2.74	226.2	251	54	1.02	0
2017	SF	17	4	9	3.32	111.0	101	20	1.09	0
2018	SF	21	6	7	3.26	129.2	109	43	1.24	0
2019	SF	37	9	9	3.90	207.2	203	43	1.13	0
2020	ARI	9	1	4	6.48	41.2	30	13	1.44	0
2021	ARI	26	7	10	4.67	146.1	124	39	1.18	0
2022	ARI	30	7	15	4.88	158.2	112	49	1.44	0
2023	ARI	4	0	3	10.26	16.2	10	15	2.40	0

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