The Colorado Rockies have the worst record by a team this season, with a record of 8-37.

Interpreted as:

worst MLB records after integration this regular season

	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	Rockies	8-37	2025	.178	45	8	37	1,489	152	327	67	13	41	151	130	16	439	21	9	1,649	543	121	4	10	4	32	.220	.288	.365	.652
2	White Sox	14-32	2025	.304	46	14	32	1,490	155	322	59	1	36	150	144	10	391	37	7	1,659	491	96	5	10	1	25	.216	.288	.330	.617
3	Pirates	15-31	2025	.326	46	15	31	1,521	141	331	49	7	33	138	163	16	400	49	10	1,712	493	89	4	8	7	42	.218	.299	.324	.623
4	Orioles	15-29	2025	.341	44	15	29	1,449	165	334	60	6	50	156	125	21	388	24	9	1,608	556	116	1	12	2	34	.231	.299	.384	.682
5	Marlins	17-27	2025	.386	44	17	27	1,504	182	370	71	6	40	174	134	12	383	39	14	1,670	573	117	9	11	5	20	.246	.311	.381	.692
6	Nationals	20-27	2025	.426	47	20	27	1,556	197	371	70	7	45	186	142	21	377	48	14	1,738	590	122	9	10	1	27	.238	.309	.379	.688
7	Angels	19-25	2025	.432	44	19	25	1,451	175	318	60	5	62	170	109	18	432	19	7	1,591	574	127	3	10	5	27	.219	.280	.396	.676
8	Brewers	21-25	2025	.457	46	21	25	1,517	193	347	59	4	37	174	153	20	379	59	14	1,710	525	100	10	10	6	24	.229	.306	.346	.652
9	Rays	21-24	2025	.467	45	21	24	1,511	178	370	63	3	39	170	137	10	383	55	12	1,673	556	105	0	15	0	32	.245	.309	.368	.677
10	Athletics	22-24	2025	.478	46	22	24	1,577	197	400	73	6	58	190	133	7	348	20	6	1,730	659	137	3	10	2	42	.254	.313	.418	.731
11	Blue Jays	22-23	2025	.489	45	22	23	1,512	177	378	79	1	40	171	143	16	333	28	9	1,695	579	120	9	15	8	34	.250	.319	.383	.701
12	Reds	23-24	2025	.489	47	23	24	1,579	217	382	79	3	51	209	167	18	425	51	14	1,775	620	133	3	8	4	26	.242	.320	.393	.713
13	Red Sox	23-24	2025	.489	47	23	24	1,638	230	417	86	7	59	220	160	20	432	48	12	1,831	694	152	3	10	10	21	.255	.327	.424	.750
14	Braves	23-23	2025	.500	46	23	23	1,558	185	378	63	6	49	177	154	14	390	30	9	1,739	600	118	5	8	4	25	.243	.315	.385	.700
15	Astros	23-22	2025	.511	45	23	22	1,490	181	368	66	5	37	172	146	17	350	22	9	1,672	555	108	8	11	5	33	.247	.319	.372	.692
16	Diamondbacks	24-22	2025	.522	46	24	22	1,559	242	401	98	8	63	235	180	21	344	42	11	1,788	704	169	8	20	6	33	.257	.338	.452	.790
17	Rangers	25-22	2025	.532	47	25	22	1,515	163	345	59	4	50	160	121	16	363	38	10	1,666	562	113	2	12	2	26	.228	.290	.371	.661
18	Royals	25-22	2025	.532	47	25	22	1,568	157	376	78	10	30	155	119	14	326	39	14	1,725	564	118	9	15	7	22	.240	.297	.360	.656
19	Guardians	25-20	2025	.556	45	25	20	1,453	181	337	57	3	51	170	145	17	352	35	12	1,640	553	111	7	18	6	26	.232	.306	.381	.686
20	Cardinals	26-20	2025	.565	46	26	20	1,570	223	409	90	1	44	210	160	19	352	31	10	1,767	633	135	4	14	8	37	.261	.334	.403	.737
21	Twins	26-20	2025	.565	46	26	20	1,535	192	374	76	6	44	183	130	25	376	25	9	1,700	594	126	0	10	3	28	.244	.311	.387	.698
22	Mariners	25-19	2025	.568	44	25	19	1,488	210	355	56	2	61	202	174	24	392	45	13	1,704	598	119	8	10	3	26	.239	.326	.402	.728
23	Yankees	26-19	2025	.578	45	26	19	1,541	258	404	84	6	78	248	184	25	405	33	10	1,769	734	168	1	18	9	26	.262	.347	.476	.823
24	Cubs	27-19	2025	.587	46	27	19	1,596	264	404	81	12	65	259	181	14	368	57	10	1,810	704	158	5	14	5	20	.253	.332	.441	.773
25	Giants	27-19	2025	.587	46	27	19	1,532	219	364	75	5	49	209	163	12	399	25	11	1,726	596	129	7	12	4	24	.238	.314	.389	.703