Between the 2018 and 2021 seasons, the Baltimore Orioles had the worst record by a team, with a record of 178-368.

	TEAM	REC	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	Orioles	178-368	.326	546	178	368	18,549	2,284	4,515	862	62	673	2,187	1,499	220	4,815	238	89	20,445	7,520	1,597	64	113	44	380	.243	.306	.405	.711
2	Tigers	211-332	.389	543	211	332	18,312	2,158	4,421	890	125	525	2,070	1,456	163	5,017	234	81	20,119	7,136	1,540	42	146	41	373	.241	.301	.390	.691
3	Royals	217-329	.397	546	217	329	18,416	2,263	4,540	912	105	548	2,145	1,476	199	4,500	407	130	20,322	7,306	1,565	87	144	41	364	.247	.307	.397	.704
4	Marlins	218-327	.400	545	218	327	18,283	2,090	4,345	795	70	492	1,988	1,491	236	4,943	257	104	20,212	6,756	1,357	99	103	73	390	.238	.302	.370	.671
5	Rangers	227-319	.416	546	227	319	18,334	2,396	4,356	867	81	646	2,263	1,689	237	4,991	360	116	20,455	7,323	1,594	68	127	47	348	.238	.308	.399	.708
6	Pirates	231-314	.424	545	231	314	18,372	2,278	4,564	921	117	503	2,167	1,595	182	4,291	210	108	20,403	7,228	1,541	116	138	109	376	.248	.313	.393	.706
7	Diamondbacks	244-302	.447	546	244	302	18,579	2,454	4,481	956	133	598	2,335	1,818	212	4,746	233	62	20,847	7,497	1,687	102	136	101	366	.241	.314	.404	.717
8	Padres	252-294	.462	546	252	294	18,233	2,353	4,381	850	87	656	2,242	1,765	175	4,907	330	125	20,420	7,373	1,593	120	127	95	400	.240	.311	.404	.716
9	Angels	255-291	.467	546	255	291	18,471	2,507	4,523	879	75	709	2,400	1,803	224	4,460	254	76	20,669	7,679	1,663	47	124	110	410	.245	.318	.416	.733
10	Reds	256-290	.469	546	256	290	18,247	2,426	4,474	857	68	711	2,337	1,843	292	4,771	222	104	20,616	7,600	1,636	114	120	86	412	.245	.322	.417	.739
11	Rockies	262-284	.480	546	262	284	18,632	2,629	4,786	962	133	679	2,524	1,648	162	4,799	284	96	20,725	8,051	1,774	148	135	99	364	.257	.321	.432	.753
12	White Sox	262-283	.481	545	262	283	18,456	2,466	4,682	888	88	650	2,366	1,568	234	5,103	238	97	20,459	7,696	1,626	85	116	42	396	.254	.318	.417	.735
13	Blue Jays	263-283	.482	546	263	283	18,469	2,583	4,606	979	54	814	2,481	1,707	166	4,627	212	76	20,493	8,135	1,847	37	114	43	376	.249	.317	.440	.757
14	Mets	266-280	.487	546	266	280	18,325	2,389	4,521	879	76	674	2,298	1,774	307	4,678	201	102	20,602	7,574	1,629	91	105	103	421	.247	.322	.413	.735
15	Nationals	266-280	.487	546	266	280	18,382	2,661	4,769	966	84	670	2,526	1,980	256	4,351	324	100	20,884	7,913	1,720	132	134	148	421	.259	.338	.430	.768
16	Phillies	271-275	.496	546	271	275	18,310	2,491	4,427	904	90	681	2,384	1,937	216	4,855	259	71	20,703	7,554	1,675	121	119	133	342	.242	.320	.413	.732
17	Mariners	274-272	.502	546	274	272	18,297	2,386	4,351	831	76	674	2,291	1,760	230	4,839	308	124	20,468	7,356	1,581	55	126	37	338	.238	.311	.402	.713
18	Cubs	284-263	.519	547	284	263	18,309	2,545	4,508	863	94	707	2,425	1,888	305	5,012	221	109	20,741	7,680	1,664	111	128	126	409	.246	.325	.419	.744
19	Giants	286-260	.524	546	286	260	18,601	2,384	4,548	933	95	622	2,286	1,720	190	4,862	209	84	20,735	7,537	1,650	97	127	119	392	.245	.313	.405	.718
20	Twins	288-258	.527	546	288	258	18,626	2,675	4,705	987	65	792	2,558	1,770	217	4,595	143	70	20,786	8,198	1,844	38	135	72	350	.253	.323	.440	.763
21	Indians	299-247	.548	546	299	247	18,311	2,552	4,516	927	64	701	2,437	1,809	218	4,425	372	98	20,572	7,674	1,692	92	142	84	353	.247	.319	.419	.739
22	Cardinals	299-245	.550	544	299	245	18,050	2,469	4,418	828	62	664	2,348	1,769	275	4,618	286	93	20,371	7,362	1,554	130	147	90	339	.245	.319	.408	.727
23	Red Sox	308-238	.564	546	308	238	18,971	2,898	5,049	1,148	88	753	2,747	1,858	186	4,566	264	91	21,199	8,632	1,989	41	143	104	408	.266	.335	.455	.790
24	Brewers	309-238	.565	547	309	238	18,366	2,508	4,444	869	64	737	2,393	1,973	253	5,068	322	89	20,790	7,652	1,670	74	124	108	403	.242	.322	.417	.739
25	Braves	310-235	.569	545	310	235	18,579	2,752	4,728	990	81	766	2,641	1,918	216	4,783	261	87	20,948	8,178	1,837	107	128	141	323	.254	.329	.440	.769