Since 1963, the Colorado Rockies have the worst record by a team, with a record of 2339-2761.

	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	Rockies	2339-2761	.459	5,100	2,339	2,761	175,146	25,195	47,288	9,341	1,320	5,763	23,960	16,064	1,594	38,039	3,076	1,376	196,174	76,558	16,424	2,006	1,364	1,209	3,890	.270	.334	.437	.772
2	Marlins	2336-2754	.459	5,090	2,336	2,754	173,027	21,410	44,087	8,388	987	4,630	20,302	15,642	1,839	38,516	3,272	1,303	193,517	68,339	14,005	1,723	1,286	1,203	3,821	.255	.321	.395	.716
3	Padres	4171-4753	.467	8,926	4,171	4,753	301,733	36,182	75,232	13,314	1,765	7,287	34,025	28,721	2,134	59,706	6,024	2,610	338,565	113,937	22,366	3,718	2,259	2,689	6,524	.249	.317	.378	.694
4	Royals	4246-4665	.476	8,913	4,246	4,665	304,847	38,936	80,034	14,961	2,295	7,028	36,750	26,068	2,468	52,331	7,112	2,907	338,436	120,669	24,284	2,377	2,676	1,872	6,796	.263	.323	.396	.719
5	Mariners	3640-3988	.477	7,630	3,640	3,988	260,294	33,882	66,884	12,465	1,260	7,770	32,191	24,664	2,370	50,013	5,054	2,177	291,363	105,179	21,495	1,951	2,084	1,669	5,699	.257	.325	.404	.729
6	Rangers	4737-5142	.480	9,884	4,737	5,142	337,566	44,688	87,155	15,593	1,813	9,976	42,230	31,968	2,677	63,737	5,792	2,754	377,793	136,302	27,382	2,820	2,762	2,198	7,548	.258	.325	.404	.729
7	Nationals	4298-4617	.482	8,919	4,298	4,617	301,643	37,362	76,523	14,768	1,792	7,638	35,119	28,341	2,642	57,412	6,568	2,789	338,805	117,789	24,198	3,885	2,294	2,884	6,523	.254	.321	.390	.711
8	Pirates	4806-5074	.486	9,889	4,806	5,074	337,630	41,903	87,046	15,928	2,466	8,056	39,516	29,646	2,919	64,217	6,234	2,936	376,882	132,074	26,450	3,953	2,734	3,266	7,183	.258	.321	.391	.712
9	Mets	4823-5062	.488	9,892	4,823	5,062	334,623	40,869	83,658	15,011	1,779	8,494	38,498	31,905	2,849	64,235	5,854	2,691	375,893	127,709	25,284	3,931	2,585	3,116	7,363	.250	.318	.382	.700
10	Brewers	4353-4566	.488	8,923	4,353	4,566	302,881	39,684	77,559	14,454	1,759	8,740	37,598	29,156	2,722	59,184	6,019	2,744	340,356	121,751	24,953	3,168	2,429	2,162	6,626	.256	.325	.402	.727
11	Cubs	4827-5052	.489	9,892	4,827	5,052	337,031	43,016	85,996	15,563	2,101	9,500	40,546	31,621	2,688	64,971	5,341	2,705	377,859	134,261	27,164	3,944	2,575	3,096	7,202	.255	.322	.398	.720
12	Diamondbacks	2128-2224	.489	4,352	2,128	2,224	148,491	19,918	37,838	7,762	1,074	4,660	18,985	14,466	1,438	32,874	2,524	909	166,942	61,728	13,496	1,330	1,217	1,093	3,103	.255	.325	.416	.740
13	Tigers	4846-5041	.490	9,892	4,846	5,041	337,423	44,350	86,964	15,258	2,251	10,166	42,006	32,297	2,600	63,829	4,719	2,555	377,645	137,222	27,675	2,589	2,736	2,146	7,563	.258	.325	.407	.732
14	Rays	2136-2214	.491	4,350	2,136	2,214	147,895	19,365	37,553	7,481	853	4,537	18,419	14,065	1,691	33,687	3,253	1,237	165,558	60,351	12,871	745	1,162	688	3,046	.254	.323	.408	.732
15	White Sox	4857-5022	.492	9,889	4,857	5,022	336,056	43,334	86,584	15,087	1,916	9,362	40,977	30,759	2,894	60,429	5,975	2,928	375,707	133,589	26,365	3,202	2,796	2,179	7,557	.258	.323	.398	.720
16	Angels	4905-4988	.496	9,895	4,905	4,988	335,780	42,760	85,971	14,876	1,756	8,941	40,248	31,130	2,788	61,085	5,979	3,055	375,775	131,182	25,573	3,379	2,698	2,423	7,666	.256	.322	.391	.713
17	Twins	4913-4972	.497	9,891	4,913	4,972	338,963	44,752	89,094	16,472	2,184	8,923	42,153	31,522	2,894	60,474	5,266	2,667	378,869	136,703	27,579	2,678	2,812	2,415	8,018	.263	.328	.403	.732
18	Guardians	4905-4963	.497	9,873	4,905	4,963	336,853	44,256	87,520	15,866	1,713	9,431	41,765	32,304	2,804	59,942	6,275	3,018	377,860	135,105	27,010	2,969	2,930	2,291	7,717	.260	.327	.401	.728
19	Blue Jays	3803-3825	.499	7,631	3,803	3,825	261,447	35,283	67,999	13,584	1,494	8,297	33,468	24,246	2,437	49,159	4,584	1,968	291,772	109,462	23,375	1,507	2,135	1,407	5,953	.260	.326	.419	.745
20	Phillies	4965-4926	.502	9,896	4,965	4,926	337,118	43,169	85,918	15,934	2,316	9,023	40,666	33,004	2,755	66,117	6,298	2,523	379,215	133,553	27,273	3,683	2,655	3,363	6,943	.255	.324	.396	.720
21	Athletics	4972-4918	.503	9,892	4,972	4,918	334,767	43,739	83,895	15,201	1,669	9,710	41,204	34,490	2,842	64,137	6,824	2,872	377,636	131,564	26,580	2,777	2,760	2,044	7,495	.251	.323	.393	.716
22	Astros	4992-4902	.505	9,897	4,992	4,902	335,803	42,310	85,661	15,784	2,127	8,362	39,829	31,947	2,877	62,374	7,128	3,112	377,272	130,785	26,273	3,956	2,689	3,109	7,308	.255	.323	.389	.712
23	Orioles	5027-4842	.509	9,874	5,027	4,842	336,707	44,260	86,534	15,691	1,491	10,502	41,962	32,837	2,751	61,354	5,146	2,383	377,732	136,713	27,684	2,678	2,759	2,315	7,878	.257	.326	.406	.732
24	Reds	5048-4842	.510	9,899	5,048	4,842	336,511	44,003	86,315	16,128	1,962	9,686	41,445	32,882	2,846	66,681	7,491	3,013	378,838	135,425	27,776	3,951	2,648	3,232	7,056	.256	.326	.402	.728
25	Giants	5088-4806	.514	9,897	5,088	4,806	336,149	42,715	85,238	15,225	2,160	8,986	40,143	32,993	2,624	63,847	5,477	2,736	378,649	131,741	26,371	4,255	2,628	3,618	7,360	.254	.323	.392	.715