The New York Yankees had the best on-base percentage by a team in 2002, with an on-base percentage of .354.

	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	Yankees	.354	2002	161	.640	103	58	5,601	897	1,540	314	12	223	857	640	72	1,171	100	38	6,377	2,547	549	23	41	48	150	.275	.455	.809
2	Mariners	.350	2002	162	.574	93	69	5,569	814	1,531	285	31	152	771	629	51	1,003	137	58	6,362	2,334	468	41	72	62	123	.275	.419	.769
3	Diamondbacks	.346	2002	162	.605	98	64	5,508	819	1,471	283	41	165	783	643	50	1,016	92	46	6,316	2,331	489	62	53	58	130	.267	.423	.769
4	Red Sox	.345	2002	162	.574	93	69	5,640	859	1,560	348	33	177	810	545	72	944	80	28	6,332	2,505	558	22	53	39	139	.277	.444	.789
5	Giants	.344	2002	162	.590	95	66	5,497	783	1,465	300	35	198	751	616	65	961	74	21	6,298	2,429	533	68	52	103	136	.267	.442	.786
6	Angels	.341	2002	162	.611	99	63	5,678	851	1,603	333	32	152	811	462	74	805	117	51	6,327	2,456	517	49	64	42	105	.282	.433	.773
7	Athletics	.339	2002	162	.636	103	59	5,558	800	1,450	279	28	205	772	609	68	1,008	46	20	6,291	2,400	512	20	36	37	128	.261	.432	.771
8	Phillies	.339	2002	161	.497	80	81	5,523	710	1,428	325	41	165	676	640	53	1,095	104	43	6,322	2,330	531	67	39	70	129	.259	.422	.761
9	Rangers	.338	2002	162	.444	72	90	5,618	843	1,510	304	27	230	806	554	62	1,055	62	34	6,332	2,558	561	48	50	45	129	.269	.455	.794
10	Cardinals	.338	2002	162	.599	97	65	5,505	787	1,475	285	26	175	758	542	67	927	86	42	6,246	2,337	486	83	49	77	123	.268	.425	.763
11	Astros	.338	2002	162	.519	84	78	5,503	749	1,441	291	32	167	719	589	59	1,120	71	27	6,252	2,297	490	64	37	57	144	.262	.417	.755
12	White Sox	.338	2002	162	.500	81	81	5,502	856	1,475	289	29	217	819	555	49	952	75	31	6,207	2,473	535	48	53	17	111	.268	.449	.787
13	Rockies	.337	2002	162	.451	73	89	5,512	778	1,508	283	41	152	726	497	56	1,043	103	53	6,164	2,329	476	49	50	40	133	.274	.423	.760
14	Marlins	.337	2002	162	.488	79	83	5,496	699	1,433	280	32	146	653	595	61	1,130	177	73	6,260	2,215	458	59	49	69	129	.261	.403	.740
15	Expos	.334	2002	162	.512	83	79	5,479	735	1,432	300	36	162	695	575	46	1,104	118	64	6,250	2,290	498	108	42	85	123	.261	.418	.752
16	Twins	.332	2002	161	.584	94	67	5,582	768	1,518	348	36	167	731	472	56	1,089	79	62	6,196	2,439	551	34	52	30	121	.272	.437	.769
17	Braves	.331	2002	161	.631	101	59	5,495	708	1,428	280	25	164	669	558	54	1,028	76	39	6,223	2,250	469	67	49	68	147	.260	.409	.741
18	Reds	.330	2002	162	.481	78	84	5,470	709	1,386	297	21	169	678	583	66	1,188	116	52	6,254	2,232	487	95	40	66	119	.253	.408	.738
19	Blue Jays	.327	2002	162	.481	78	84	5,581	813	1,457	305	38	187	771	522	53	1,142	71	18	6,230	2,399	530	17	57	30	130	.261	.430	.757
20	Royals	.323	2002	162	.383	62	100	5,535	737	1,415	285	42	140	695	524	52	921	140	65	6,206	2,204	467	44	51	27	106	.256	.398	.721
21	Mets	.322	2002	161	.466	75	86	5,496	690	1,409	238	22	160	650	486	63	1,044	87	42	6,150	2,171	420	75	30	46	142	.256	.395	.717
22	Indians	.321	2002	162	.457	74	88	5,423	739	1,349	255	26	192	706	542	56	1,000	52	37	6,099	2,232	473	39	39	35	149	.249	.412	.733
23	Cubs	.321	2002	162	.414	67	95	5,496	706	1,351	259	29	200	676	585	44	1,269	63	21	6,242	2,268	488	78	39	52	117	.246	.413	.734
24	Padres	.321	2002	162	.407	66	96	5,515	662	1,393	243	29	136	627	547	30	1,062	71	44	6,178	2,102	408	45	41	42	132	.253	.381	.702
25	Brewers	.320	2002	162	.346	56	106	5,415	627	1,369	269	29	139	597	500	55	1,125	94	50	6,083	2,113	437	79	34	37	144	.253	.390	.711