The Chicago White Sox had the worst on-base percentage by a team in 2024, with an on-base percentage of .278.

	TEAM	OBP	SEASON	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	SLG	OPS
1	White Sox	.278	2024	162	.253	41	121	5,383	507	1,187	226	9	133	485	395	43	1,403	90	33	5,866	1,830	368	18	27	8	116	.221	.340	.618
2	Tigers	.300	2024	162	.531	86	76	5,442	682	1,273	244	47	162	656	476	52	1,461	76	24	6,015	2,097	453	4	41	12	90	.234	.385	.685
3	Marlins	.300	2024	162	.383	62	100	5,522	637	1,347	243	23	150	611	403	55	1,410	125	43	6,045	2,086	416	24	41	16	119	.244	.378	.678
4	Pirates	.301	2024	162	.469	76	86	5,477	665	1,283	236	17	160	643	485	60	1,506	106	19	6,085	2,033	413	16	47	14	100	.234	.371	.672
5	Angels	.301	2024	162	.389	63	99	5,357	635	1,228	227	15	165	596	482	86	1,416	133	50	5,972	1,980	407	12	35	4	116	.229	.370	.671
6	Athletics	.301	2024	162	.426	69	93	5,432	643	1,267	240	19	196	619	493	53	1,502	98	26	6,034	2,133	455	19	37	11	105	.233	.393	.694
7	Rays	.302	2024	162	.494	80	82	5,389	604	1,241	245	23	147	564	493	78	1,485	178	53	6,002	1,973	415	10	32	15	87	.230	.366	.669
8	Rockies	.304	2024	162	.377	61	101	5,454	682	1,319	277	25	179	655	453	51	1,617	85	31	6,022	2,183	481	19	45	20	126	.242	.400	.704
9	Reds	.305	2024	162	.475	77	85	5,325	699	1,230	257	29	174	663	496	87	1,459	207	45	5,969	2,067	460	18	43	7	86	.231	.388	.693
10	Giants	.305	2024	162	.494	80	82	5,460	693	1,303	266	30	177	661	492	52	1,452	68	22	6,061	2,160	473	10	47	15	115	.239	.396	.701
11	Rangers	.305	2024	162	.481	78	84	5,472	683	1,302	220	15	176	652	490	55	1,284	97	25	6,053	2,080	411	6	30	20	96	.238	.380	.686
12	Royals	.306	2024	162	.531	86	76	5,421	735	1,343	264	35	170	711	429	52	1,161	134	31	5,979	2,187	469	23	54	22	95	.248	.403	.710
13	Guardians	.307	2024	161	.571	92	69	5,310	708	1,263	245	18	185	670	466	87	1,196	148	46	5,923	2,099	448	17	43	30	111	.238	.395	.703
14	Nationals	.309	2024	162	.438	71	91	5,374	660	1,306	267	18	135	621	456	73	1,220	223	73	5,969	2,014	420	26	40	11	115	.243	.375	.684
15	Braves	.309	2024	162	.549	89	73	5,481	704	1,333	273	15	213	674	485	58	1,461	69	20	6,072	2,275	501	9	39	11	119	.243	.415	.724
16	Mariners	.311	2024	162	.525	85	77	5,330	676	1,195	228	13	185	642	571	116	1,625	140	28	6,065	2,004	426	14	34	13	106	.224	.376	.687
17	Cardinals	.312	2024	162	.512	83	79	5,507	672	1,363	257	21	165	639	478	56	1,318	91	29	6,105	2,157	443	17	47	10	91	.248	.392	.703
18	Blue Jays	.313	2024	162	.457	74	88	5,410	671	1,306	280	26	156	640	510	78	1,233	72	16	6,057	2,106	462	14	45	18	126	.241	.389	.703
19	Twins	.315	2024	162	.506	82	80	5,490	742	1,352	309	23	183	702	473	101	1,306	65	23	6,121	2,256	515	10	47	15	115	.246	.411	.726
20	Orioles	.315	2024	162	.562	91	71	5,567	786	1,391	262	33	235	759	489	64	1,359	98	25	6,171	2,424	530	6	45	15	71	.250	.435	.751
21	Cubs	.317	2024	162	.512	83	79	5,441	736	1,318	253	29	170	696	546	70	1,362	143	30	6,115	2,139	452	17	41	19	89	.242	.393	.710
22	Red Sox	.319	2024	162	.500	81	81	5,577	751	1,404	311	30	194	724	493	73	1,570	144	44	6,190	2,357	535	7	40	30	110	.252	.423	.741
23	Mets	.319	2024	162	.549	89	73	5,510	768	1,357	279	15	207	735	514	92	1,382	106	22	6,162	2,287	501	10	36	11	105	.246	.415	.734
24	Astros	.322	2024	161	.547	88	73	5,530	740	1,448	264	16	190	701	448	67	1,176	93	24	6,103	2,314	470	12	46	28	132	.262	.418	.741
25	Padres	.324	2024	162	.574	93	69	5,526	760	1,456	259	18	190	726	458	56	1,077	120	28	6,099	2,321	467	28	31	18	133	.263	.420	.745