lowest single postseason team era for world series champion since 1994

Since 1994, the Houston Astros have the best ERA by a team with more than 0 championships in a postseason, with an ERA of 2.29 in 2022.

Interpreted as:

lowest single postseason team era for world series champion in a season since 1994

	TEAM	ERA	CHAMPS	SEASON	G	W%	W	L	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Astros	2.29	1	2022	13	.846	11	2	13	160	0	0	6	126.0	77	32	36	13	43	6	0	498	3	11.43	3.07	3.72	0.93	32.1	8.6	0.95	.232	2.57	5.50
2	Yankees	2.39	1	1999	12	.917	11	1	12	81	0	0	7	109.0	94	29	31	7	39	1	1	447	2	6.69	3.22	2.08	0.58	18.1	8.7	1.22	.273	2.56	7.76
3	Diamondbacks	2.40	1	2001	17	.647	11	6	17	140	5	3	3	154.0	106	41	41	17	39	2	0	601	5	8.18	2.28	3.59	0.99	23.3	6.5	0.94	.221	2.40	6.19
4	Yankees	2.42	1	1998	13	.846	11	2	13	107	0	0	6	119.0	90	32	34	12	32	5	1	472	1	8.09	2.42	3.34	0.91	22.7	6.8	1.03	.247	2.57	6.81
5	Giants	2.47	1	2010	15	.733	11	4	15	133	1	1	6	135.0	94	37	41	9	43	7	5	541	4	8.87	2.87	3.09	0.60	24.6	7.9	1.01	.244	2.73	6.27
6	White Sox	2.55	1	2005	12	.917	11	1	12	72	4	0	5	113.0	81	32	34	9	29	6	4	446	2	5.73	2.31	2.48	0.72	16.1	6.5	0.97	.218	2.71	6.45
7	Red Sox	2.59	1	2013	16	.688	11	5	16	118	0	0	7	142.1	124	41	44	8	42	7	4	582	6	7.46	2.66	2.81	0.51	20.3	7.2	1.17	.285	2.78	7.84
8	Cardinals	2.68	1	2006	16	.688	11	5	16	107	0	0	4	141.0	115	42	44	12	48	6	4	586	2	6.83	3.06	2.23	0.77	18.3	8.2	1.16	.249	2.81	7.34
9	Braves	2.70	1	1995	14	.786	11	3	14	97	1	0	6	130.0	104	39	43	11	46	5	10	529	4	6.72	3.18	2.11	0.76	18.3	8.7	1.15	.251	2.98	7.20
10	Giants	2.87	1	2014	17	.706	12	5	17	124	2	2	6	160.0	125	51	52	15	37	5	2	631	2	6.98	2.08	3.35	0.84	19.7	5.9	1.01	.244	2.93	7.03
11	Giants	2.88	1	2012	16	.688	11	5	16	128	0	0	4	144.0	117	46	47	11	42	8	3	589	4	8.00	2.63	3.05	0.69	21.7	7.1	1.10	.265	2.94	7.31
12	Phillies	3.07	1	2008	14	.786	11	3	14	110	0	0	7	123.0	102	42	44	9	45	5	6	507	4	8.05	3.29	2.44	0.66	21.7	8.9	1.20	.275	3.22	7.46
13	Dodgers	3.11	1	2025	17	.765	13	4	17	168	2	0	5	165.0	131	57	62	12	66	9	6	687	8	9.16	3.60	2.55	0.65	24.5	9.6	1.19	.275	3.38	7.15
14	Cubs	3.14	1	2016	17	.647	11	6	17	140	0	0	5	155.0	130	54	57	11	49	8	1	631	6	8.13	2.85	2.86	0.64	22.2	7.8	1.15	.281	3.31	7.55
15	Yankees	3.26	1	2009	15	.733	11	4	15	122	0	0	5	140.2	124	51	52	14	53	6	7	590	5	7.81	3.39	2.30	0.90	20.7	9.0	1.26	.278	3.33	7.93
16	Braves	3.28	1	2021	16	.688	11	5	16	155	0	0	6	140.0	119	51	53	13	50	8	7	588	5	9.96	3.21	3.10	0.84	26.4	8.5	1.21	.293	3.41	7.65
17	Red Sox	3.29	1	2007	14	.786	11	3	14	119	1	1	4	126.0	110	46	46	11	33	5	3	519	7	8.50	2.36	3.61	0.79	22.9	6.4	1.13	.282	3.29	7.86
18	Red Sox	3.29	1	2018	14	.786	11	3	14	130	0	0	6	134.0	99	49	51	16	57	7	1	558	6	8.73	3.83	2.28	1.07	23.3	10.2	1.16	.239	3.43	6.65
19	Dodgers	3.42	1	2020	18	.722	13	5	18	193	0	0	6	160.2	129	61	66	21	57	3	4	657	4	10.81	3.19	3.39	1.18	29.4	8.7	1.16	.282	3.70	7.23
20	Yankees	3.44	1	2000	16	.688	11	5	16	127	1	1	6	144.0	125	55	57	11	51	5	4	599	4	7.94	3.19	2.49	0.69	21.2	8.5	1.22	.281	3.56	7.81
21	Nationals	3.47	1	2019	17	.706	12	5	17	174	0	0	6	153.0	129	59	61	23	57	4	6	643	5	10.24	3.35	3.05	1.35	27.1	8.9	1.22	.275	3.59	7.59
22	Yankees	3.70	1	1996	15	.733	11	4	15	99	0	0	7	141.0	121	58	61	19	58	1	4	592	3	6.32	3.70	1.71	1.21	16.7	9.8	1.27	.246	3.89	7.72
23	Rangers	3.83	1	2023	17	.765	13	4	17	129	0	0	5	155.0	146	66	67	16	54	4	3	655	4	7.49	3.14	2.39	0.93	19.7	8.2	1.29	.288	3.89	8.48
24	Royals	3.89	1	2015	16	.688	11	5	16	160	1	0	4	148.0	119	64	66	21	54	5	3	608	2	9.73	3.28	2.96	1.28	26.3	8.9	1.17	.266	4.01	7.24
25	Cardinals	4.05	1	2011	18	.611	11	7	18	120	1	1	5	160.0	148	72	77	21	48	7	7	669	4	6.75	2.70	2.50	1.18	17.9	7.2	1.23	.268	4.33	8.33