The Arizona Diamondbacks had the worst record by a team in 2004, with a record of 51-111.

	TEAM	REC	SEASON	W%	G	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Diamondbacks	51-111	2004	.315	162	51	111	5,544	615	1,401	295	38	135	582	441	35	1,022	53	32	6,113	2,177	468	56	37	38	137	.253	.310	.393	.703
2	Royals	58-104	2004	.358	162	58	104	5,538	720	1,432	261	29	150	675	461	76	1,057	67	48	6,153	2,201	440	40	38	28	130	.259	.322	.397	.720
3	Mariners	63-99	2004	.389	162	63	99	5,722	698	1,544	276	20	136	658	492	54	1,058	110	42	6,362	2,268	432	46	48	49	131	.270	.331	.396	.727
4	Expos	67-95	2004	.414	162	67	95	5,474	635	1,361	276	27	151	605	496	35	925	109	38	6,138	2,144	454	100	33	51	115	.249	.313	.392	.705
5	Brewers	67-94	2004	.416	161	67	94	5,483	634	1,358	295	32	135	601	540	68	1,312	138	40	6,187	2,122	462	56	40	49	120	.248	.321	.387	.708
6	Blue Jays	67-94	2004	.416	161	67	94	5,531	719	1,438	290	34	145	680	513	71	1,083	58	31	6,177	2,231	469	20	42	25	139	.260	.328	.403	.732
7	Rockies	68-94	2004	.420	162	68	94	5,577	833	1,531	331	34	202	795	568	54	1,181	44	33	6,333	2,536	567	97	37	51	132	.275	.345	.455	.800
8	Devil Rays	70-91	2004	.435	161	70	91	5,483	714	1,416	278	46	145	685	469	55	944	132	42	6,098	2,221	469	35	56	33	97	.258	.320	.405	.725
9	Mets	71-91	2004	.438	162	71	91	5,532	684	1,376	289	20	185	658	512	61	1,159	107	23	6,208	2,260	494	69	34	54	129	.249	.317	.409	.726
10	Tigers	72-90	2004	.444	162	72	90	5,623	827	1,531	284	54	201	800	518	50	1,144	86	50	6,284	2,526	539	50	43	32	110	.272	.337	.449	.786
11	Pirates	72-89	2004	.447	161	72	89	5,483	680	1,428	267	39	142	648	415	95	1,066	63	40	6,114	2,199	448	79	42	33	117	.260	.321	.401	.722
12	Reds	76-86	2004	.469	162	76	86	5,518	750	1,380	287	28	194	713	599	81	1,335	77	25	6,278	2,305	509	55	25	38	125	.250	.331	.418	.749
13	Orioles	78-84	2004	.481	162	78	84	5,736	842	1,614	319	18	169	803	528	57	949	101	41	6,429	2,476	506	46	62	34	126	.281	.345	.432	.776
14	Indians	80-82	2004	.494	162	80	82	5,676	858	1,565	345	29	184	820	606	78	1,009	94	55	6,449	2,520	558	47	42	41	143	.276	.351	.444	.795
15	White Sox	83-79	2004	.512	162	83	79	5,534	865	1,481	284	19	242	823	499	63	1,030	78	51	6,196	2,529	545	58	42	25	119	.268	.333	.457	.790
16	Marlins	83-79	2004	.512	162	83	79	5,486	718	1,447	275	32	148	677	499	58	968	96	43	6,160	2,230	455	77	40	37	142	.264	.329	.406	.736
17	Phillies	86-76	2004	.531	162	86	76	5,643	840	1,505	303	23	215	802	645	58	1,133	100	27	6,456	2,499	541	64	46	60	123	.267	.345	.443	.788
18	Padres	87-75	2004	.537	162	87	75	5,573	768	1,521	304	32	139	722	566	56	910	52	25	6,313	2,306	475	52	66	45	128	.273	.342	.414	.756
19	Cubs	89-73	2004	.549	162	89	73	5,628	789	1,508	308	29	235	755	489	38	1,080	66	28	6,281	2,579	572	78	48	46	120	.268	.328	.458	.786
20	Rangers	89-73	2004	.549	162	89	73	5,615	860	1,492	323	34	227	825	500	61	1,099	69	36	6,256	2,564	584	23	57	41	91	.266	.329	.457	.786
21	Giants	91-71	2004	.562	162	91	71	5,546	850	1,500	314	33	183	805	705	72	874	43	23	6,466	2,429	530	92	51	153	142	.270	.357	.438	.795
22	Athletics	91-71	2004	.562	162	91	71	5,728	793	1,545	336	15	189	752	608	55	1,061	47	22	6,459	2,478	540	25	43	40	142	.270	.343	.433	.776
23	Twins	92-70	2004	.568	162	92	70	5,623	780	1,494	310	24	191	735	513	64	982	116	46	6,286	2,425	525	46	40	42	130	.266	.332	.431	.763
24	Angels	92-70	2004	.568	162	92	70	5,675	836	1,603	272	37	162	783	450	73	942	143	46	6,295	2,435	471	56	41	43	123	.282	.341	.429	.770
25	Astros	92-70	2004	.568	162	92	70	5,468	803	1,458	294	36	187	756	590	61	999	89	30	6,269	2,385	517	98	52	54	128	.267	.342	.436	.778