The Miami Marlins allowed the most earned runs by a team last month, with 155 earned runs.

	TEAM	ER	MONTH	G	W%	W	L	ERA	SO	SHO	SV	IP	H	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Marlins	155	April 2025	25	.360	9	16	6.36	196	0	5	219.1	251	162	34	109	9	2	1,011	11	8.04	4.47	1.80	1.40	19.4	10.8	1.64	.327	6.65	10.30
2	Rockies	137	April 2025	26	.154	4	22	5.43	177	0	3	227.0	264	157	30	98	8	4	1,025	13	7.02	3.89	1.81	1.19	17.3	9.6	1.59	.329	6.22	10.47
3	Orioles	136	April 2025	25	.360	9	16	5.64	173	0	5	217.0	258	146	38	92	10	2	984	12	7.18	3.82	1.88	1.58	17.6	9.3	1.61	.328	6.06	10.70
4	Nationals	135	April 2025	27	.444	12	15	5.20	220	0	8	233.2	234	140	27	91	20	1	1,030	12	8.47	3.50	2.42	1.04	21.4	8.8	1.39	.308	5.39	9.01
5	Angels	124	April 2025	25	.360	9	16	5.19	175	0	5	215.0	225	133	31	104	7	5	951	10	7.33	4.35	1.68	1.30	18.4	10.9	1.53	.306	5.57	9.42
6	Athletics	119	April 2025	26	.538	14	12	4.60	204	0	9	233.0	243	134	27	99	10	4	1,040	4	7.88	3.82	2.06	1.04	19.6	9.5	1.47	.309	5.18	9.39
7	White Sox	117	April 2025	26	.192	5	21	4.74	193	0	1	222.0	212	128	33	111	20	5	988	7	7.82	4.50	1.74	1.34	19.5	11.2	1.45	.284	5.19	8.59
8	Cardinals	115	April 2025	27	.407	11	16	4.34	185	0	4	238.2	225	125	22	81	8	4	1,007	6	6.98	3.05	2.28	0.83	18.4	8.0	1.28	.286	4.71	8.48
9	Guardians	114	April 2025	26	.577	15	11	4.48	233	0	9	229.0	228	122	36	100	4	1	990	13	9.16	3.93	2.33	1.41	23.5	10.1	1.43	.311	4.79	8.96
10	Diamondbacks	113	April 2025	26	.538	14	12	4.35	229	0	9	234.0	217	128	31	84	13	2	996	8	8.81	3.23	2.73	1.19	23.0	8.4	1.29	.291	4.92	8.35
11	Pirates	108	April 2025	26	.423	11	15	4.15	193	0	6	234.0	205	117	24	75	11	3	975	10	7.42	2.88	2.57	0.92	19.8	7.7	1.20	.269	4.50	7.88
12	Red Sox	107	April 2025	27	.593	16	11	3.94	249	0	7	244.2	227	127	24	93	13	4	1,051	3	9.16	3.42	2.68	0.88	23.7	8.8	1.31	.302	4.67	8.35
13	Phillies	104	April 2025	26	.538	14	12	4.04	245	0	8	231.2	228	117	26	78	9	3	994	11	9.52	3.03	3.14	1.01	24.6	7.8	1.32	.318	4.55	8.86
14	Blue Jays	103	April 2025	25	.440	11	14	4.13	229	0	6	224.1	199	112	32	80	14	5	941	9	9.19	3.21	2.86	1.28	24.3	8.5	1.24	.285	4.49	7.98
15	Dodgers	102	April 2025	25	.600	15	10	4.17	220	0	9	220.0	197	115	27	89	6	1	924	14	9.00	3.64	2.47	1.10	23.8	9.6	1.30	.292	4.70	8.06
16	Yankees	102	April 2025	28	.536	15	13	3.76	251	0	8	244.0	177	111	27	113	4	1	1,008	8	9.26	4.17	2.22	1.00	24.9	11.2	1.19	.245	4.09	6.53
17	Braves	99	April 2025	25	.560	14	11	4.04	210	0	6	220.1	191	103	33	85	8	5	926	9	8.58	3.47	2.47	1.35	22.7	9.2	1.25	.268	4.21	7.80
18	Reds	96	April 2025	27	.519	14	13	3.63	213	0	9	238.1	185	108	36	84	9	1	983	9	8.04	3.17	2.54	1.36	21.7	8.5	1.13	.232	4.08	6.99
19	Giants	95	April 2025	27	.593	16	11	3.63	241	0	8	235.1	215	107	20	92	9	3	997	9	9.22	3.52	2.62	0.76	24.2	9.2	1.30	.307	4.09	8.22
20	Rays	95	April 2025	26	.423	11	15	3.64	213	0	7	234.2	202	101	39	79	10	3	959	2	8.17	3.03	2.70	1.50	22.2	8.2	1.20	.264	3.87	7.75
21	Mariners	92	April 2025	25	.640	16	9	3.61	217	0	9	229.1	209	106	21	89	4	7	973	6	8.52	3.49	2.44	0.82	22.3	9.1	1.30	.293	4.16	8.20
22	Cubs	86	April 2025	24	.625	15	9	3.57	198	0	5	217.0	196	97	24	79	7	2	918	4	8.21	3.28	2.51	1.00	21.6	8.6	1.27	.282	4.02	8.13
23	Astros	85	April 2025	26	.538	14	12	3.30	238	0	7	231.2	187	92	27	64	7	0	939	4	9.25	2.49	3.72	1.05	25.3	6.8	1.08	.265	3.57	7.26
24	Royals	82	April 2025	27	.519	14	13	3.10	224	0	10	238.1	198	91	22	87	7	5	989	12	8.46	3.29	2.57	0.83	22.6	8.8	1.20	.271	3.44	7.48
25	Twins	79	April 2025	27	.481	13	14	3.03	243	0	3	235.0	202	87	25	60	13	0	971	3	9.31	2.30	4.05	0.96	25.0	6.2	1.11	.281	3.33	7.74