The Chicago Cubs and the Chicago White Sox are tied for the most shutouts in a season, with 32 shutouts.

	TEAM	SHO	SEASON	G	W%	W	L	GS	ERA	SO	CG	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	Cubs	32	1909	155	.680	104	49	155	1.74	680	111	11	1409.1	1,094	272	389	6	364	38		5,494	30	4.34	2.32	1.87	0.04	12.4	6.6	1.03	.247	2.48	6.99
2	White Sox	32	1906	154	.616	93	58	154	2.13	543	117	4	1375.1	1,212	326	460	11	255	32		5,345	33	3.55	1.67	2.13	0.07	10.2	4.8	1.07	.267	3.01	7.93
3	Cubs	31	1907	155	.704	107	45	155	1.73	586	114	8	1373.1	1,054	264	390	11	402	38		5,315	25	3.84	2.63	1.46	0.07	11.0	7.6	1.06	.244	2.56	6.91
4	Cubs	28	1906	155	.763	116	36	155	1.75	702	125	10	1388.1	1,018	270	381	12	446	53		5,427	20	4.55	2.89	1.57	0.08	12.9	8.2	1.05	.239	2.47	6.60
5	Cardinals	27	1968	162	.599	97	65	162	2.49	971	63	32	1479.0	1,282	409	472	82	375	28	62	6,006	30	5.91	2.28	2.59	0.50	16.2	6.2	1.12	.264	2.87	7.80
6	Athletics	27	1909	153	.621	95	58	153	1.93	728	110	3	1378.0	1,069	296	416	9	386	65		5,385	31	4.75	2.52	1.89	0.06	13.5	7.2	1.06	.253	2.72	6.98
7	Cubs	27	1908	158	.643	99	55	158	2.14	668	108	12	1433.2	1,137	341	461	20	437	39		5,611	34	4.19	2.74	1.53	0.13	11.9	7.8	1.10	.251	2.89	7.14
8	Athletics	27	1907	150	.607	88	57	150	2.35	789	106	6	1354.2	1,106	353	509	13	378	66		5,353	36	5.24	2.51	2.09	0.09	14.7	7.1	1.10	.266	3.38	7.35
9	Naps	27	1906	157	.582	89	64	157	2.09	530	133	4	1412.2	1,197	328	482	16	365	48		5,560	23	3.38	2.33	1.45	0.10	9.5	6.6	1.11	.257	3.07	7.63
10	Cardinals	26	1944	157	.682	105	49	157	2.67	637	89	12	1427.0	1,228	424	490	55	468	22		5,838	13	4.02	2.95	1.36	0.35	10.9	8.0	1.19	.252	3.09	7.74
11	White Sox	26	1909	159	.513	78	74	159	2.05	669	115	4	1430.1	1,182	326	464	8	340	52		5,560	29	4.21	2.14	1.97	0.05	12.0	6.1	1.06	.261	2.92	7.44
12	Pirates	26	1906	154	.608	93	60	154	2.21	532	116	2	1358.0	1,234	334	464	13	309	42		5,387	26	3.53	2.05	1.72	0.09	9.9	5.7	1.14	.272	3.08	8.18
13	White Sox	26	1904	156	.578	89	65	156	2.30	550	134	3	1380.0	1,161	353	482	13	303	46		5,415	37	3.59	1.98	1.82	0.08	10.2	5.6	1.06	.255	3.14	7.57
14	Athletics	26	1904	155	.536	81	70	155	2.35	887	136	0	1361.1	1,149	355	503	13	366	62		5,428	23	5.86	2.42	2.42	0.09	16.3	6.7	1.11	.277	3.33	7.60
15	Red Sox	25	1918	126	.595	75	51	126	2.31	392	105	2	1120.0	931	287	381	9	380	31		4,557	29	3.15	3.05	1.03	0.07	8.6	8.3	1.17	.246	3.06	7.48
16	Phillies	25	1916	154	.595	91	62	154	2.36	601	97	9	1382.2	1,238	362	489	28	295	45		5,569	34	3.91	1.92	2.04	0.18	10.8	5.3	1.11	.263	3.18	8.06
17	Terriers	24	1915	159	.565	87	67	159	2.73	698	94	9	1426.0	1,267	433	528	22	396	30		5,635	24	4.41	2.50	1.76	0.14	12.4	7.0	1.17	.277	3.33	8.00
18	Athletics	24	1910	155	.680	102	48	155	1.79	789	123	5	1421.2	1,103	282	441	8	450	55		5,503	39	4.99	2.85	1.75	0.05	14.3	8.2	1.09	.261	2.79	6.98
19	Pirates	24	1908	155	.636	98	56	155	2.12	468	100	9	1402.1	1,142	331	474	16	406	52		5,584	19	3.00	2.61	1.15	0.10	8.4	7.3	1.10	.243	3.04	7.33
20	Giants	24	1908	157	.636	98	56	157	2.14	656	95	18	1411.0	1,210	336	455	26	288	35		5,544	18	4.18	1.84	2.28	0.17	11.8	5.2	1.06	.261	2.90	7.72
21	Pirates	24	1907	157	.591	91	63	157	2.30	497	111	5	1363.0	1,207	348	507	12	368	46		5,421	20	3.28	2.43	1.35	0.08	9.2	6.8	1.16	.266	3.35	7.97
22	Indians	23	1948	156	.626	97	58	156	3.22	593	66	30	1409.1	1,246	505	567	82	625	19		5,931	16	3.79	3.99	0.95	0.52	10.0	10.5	1.33	.252	3.62	7.96
23	Reds	23	1919	140	.686	96	44	140	2.23	407	89	9	1274.0	1,104	316	401	21	298	20		5,063	12	2.88	2.11	1.37	0.15	8.0	5.9	1.10	.251	2.83	7.80
24	Red Sox	23	1916	156	.591	91	63	156	2.48	584	76	16	1410.2	1,221	388	480	10	463	38		5,601	26	3.73	2.95	1.26	0.06	10.4	8.3	1.19	.269	3.06	7.79
25	Red Sox	23	1914	159	.595	91	62	159	2.36	602	88	7	1427.1	1,207	375	510	18	393	32		5,541	22	3.80	2.48	1.53	0.11	10.9	7.1	1.12	.264	3.22	7.61