The Florida Marlins gave up the fewest runs by a team in April 2005, with 58 runs.

	TEAM	R	MONTH	G	W%	W	L	ERA	SO	SHO	SV	IP	H	ER	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Marlins	58	April 2005	22	.636	14	8	2.28	151	3	3	197.2	152	50	12	68	6	4	794	6	6.88	3.10	2.22	0.55	19.0	8.6	1.11	.251	2.64	6.92
2	Braves	78	April 2005	24	.583	14	10	3.06	149	0	7	218.0	209	74	19	77	6	7	916	6	6.15	3.18	1.94	0.78	16.3	8.4	1.31	.286	3.22	8.63
3	Astros	80	April 2005	22	.409	9	13	3.51	163	0	5	194.2	176	76	15	58	7	6	810	3	7.54	2.68	2.81	0.69	20.1	7.2	1.20	.284	3.70	8.14
4	White Sox	81	April 2005	24	.708	17	7	3.13	154	1	10	218.1	183	76	16	80	7	10	900	10	6.35	3.30	1.93	0.66	17.1	8.9	1.20	.260	3.34	7.54
5	Cardinals	82	April 2005	22	.682	15	7	3.38	152	2	10	197.0	191	74	12	63	5	4	828	11	6.94	2.88	2.41	0.55	18.4	7.6	1.29	.300	3.75	8.73
6	Twins	93	April 2005	23	.652	15	8	3.69	146	0	8	205.0	201	84	28	32	6	6	830	4	6.41	1.40	4.56	1.23	17.6	3.9	1.14	.280	4.08	8.82
7	Tigers	98	April 2005	22	.500	11	11	4.24	123	0	3	195.1	187	92	26	71	12	5	831	4	5.67	3.27	1.73	1.20	14.8	8.5	1.32	.269	4.52	8.62
8	Dodgers	99	April 2005	23	.652	15	8	4.06	122	2	8	206.0	202	93	19	62	10	4	875	4	5.33	2.71	1.97	0.83	13.9	7.1	1.28	.276	4.33	8.83
9	Brewers	99	April 2005	23	.435	10	13	3.95	151	0	4	207.1	199	91	22	88	8	7	905	7	6.55	3.82	1.72	0.95	16.7	9.7	1.38	.278	4.30	8.64
10	Indians	101	April 2005	23	.391	9	14	4.00	148	0	5	205.0	183	91	15	64	6	3	857	2	6.50	2.81	2.31	0.66	17.3	7.5	1.20	.269	4.43	8.03
11	Athletics	101	April 2005	24	.500	12	12	3.65	158	0	5	212.0	196	86	17	80	15	5	908	4	6.71	3.40	1.98	0.72	17.4	8.8	1.30	.281	4.29	8.32
12	Mariners	101	April 2005	24	.500	12	12	3.89	121	0	8	212.2	206	92	26	69	6	0	906	5	5.12	2.92	1.75	1.10	13.4	7.6	1.29	.263	4.27	8.72
13	Angels	103	April 2005	24	.542	13	11	3.83	164	0	6	216.0	223	92	23	80	6	4	935	13	6.83	3.33	2.05	0.96	17.5	8.6	1.40	.302	4.29	9.29
14	Red Sox	104	April 2005	23	.522	12	11	4.36	142	0	3	200.1	231	97	22	58	16	1	878	6	6.38	2.61	2.45	0.99	16.2	6.6	1.44	.327	4.67	10.38
15	Padres	105	April 2005	24	.458	11	13	3.73	170	0	4	217.1	218	90	20	71	8	5	937	4	7.04	2.94	2.39	0.83	18.1	7.6	1.33	.296	4.35	9.03
16	Cubs	107	April 2005	23	.522	12	11	4.39	193	0	5	207.0	200	101	26	100	7	8	903	5	8.39	4.35	1.93	1.13	21.4	11.1	1.45	.302	4.65	8.70
17	Pirates	107	April 2005	22	.364	8	14	4.61	143	0	8	195.1	189	100	25	93	9	7	852	12	6.59	4.28	1.54	1.15	16.8	10.9	1.44	.282	4.93	8.71
18	Nationals	108	April 2005	24	.542	13	11	4.31	132	0	6	211.0	208	101	15	88	7	11	921	7	5.63	3.75	1.50	0.64	14.3	9.6	1.40	.284	4.61	8.87
19	Orioles	109	April 2005	23	.696	16	7	4.61	165	0	4	205.0	214	105	21	89	7	4	906	14	7.24	3.91	1.85	0.92	18.2	9.8	1.48	.309	4.79	9.40
20	Mets	109	April 2005	24	.458	11	13	4.46	179	1	3	208.0	195	103	22	86	13	3	905	8	7.75	3.72	2.08	0.95	19.8	9.5	1.35	.286	4.72	8.44
21	Diamondbacks	112	April 2005	24	.583	14	10	4.23	146	0	12	221.1	229	104	24	82	9	6	958	11	5.94	3.33	1.78	0.98	15.2	8.6	1.41	.294	4.55	9.31
22	Giants	116	April 2005	23	.522	12	11	4.79	126	0	5	206.2	209	110	20	88	8	6	912	7	5.49	3.83	1.43	0.87	13.8	9.6	1.44	.282	5.05	9.10
23	Blue Jays	118	April 2005	25	.520	13	12	4.43	149	1	6	219.1	231	108	29	59	10	5	939	7	6.11	2.42	2.53	1.19	15.9	6.3	1.32	.292	4.84	9.48
24	Reds	119	April 2005	23	.435	10	13	5.05	134	0	8	197.2	220	111	35	79	12	6	883	9	6.10	3.60	1.70	1.59	15.2	8.9	1.51	.297	5.42	10.02
25	Phillies	122	April 2005	24	.417	10	14	4.93	140	0	6	208.0	226	114	33	63	9	6	901	6	6.06	2.73	2.22	1.43	15.5	7.0	1.39	.294	5.28	9.78