Colin Rea ERA in 2023

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4.552023 Regular Season

Colin Rea posted a 4.55 ERA in the 2023 regular season.

• 5th-best of Colin Rea's 8 seasons on file; the best is 3.95 in 2025.
• Down 2.95 from 7.50 in 2021.

Average of 8 regular seasons, 2015 through 2026. Figures come from ESPN's box scores and were last read on September 21, 2026.

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Colin Rea 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.
2015	SD	6	2	2	4.26	31.2	26	11	1.26	0
2016	SD/MIA	20	5	5	4.82	102.2	80	44	1.42	0
2020	CHC	9	1	1	5.79	14.0	10	2	1.21	0
2021	MIL	1	0	0	7.50	6.0	5	0	1.17	0
2023	MIL	26	6	6	4.55	124.2	110	38	1.19	0
2024	MIL	32	12	6	4.29	167.2	135	43	1.26	1
2025	CHC	32	11	7	3.95	159.1	127	44	1.25	1
2026	CHC	32	8	8	4.43	134.0	100	47	1.35	1

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