Since 1983, the Miami Marlins have the worst record by a team, with a record of 2333-2754.

	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	Marlins	2333-2754	.459	5,087	2,333	2,754	172,915	21,393	44,051	8,378	986	4,629	20,285	15,633	1,839	38,492	3,270	1,303	193,394	68,288	13,993	1,722	1,285	1,203	3,821	.255	.321	.395	.716
2	Rockies	2338-2759	.459	5,097	2,338	2,759	175,045	25,183	47,263	9,335	1,320	5,762	23,949	16,057	1,594	38,007	3,071	1,376	196,065	76,524	16,417	2,006	1,363	1,209	3,888	.270	.335	.437	.772
3	Royals	3089-3619	.460	6,709	3,089	3,619	229,582	29,302	60,117	11,518	1,598	5,620	27,716	18,933	2,037	42,242	5,035	1,976	254,142	91,691	18,736	1,641	1,949	1,244	5,119	.262	.321	.399	.721
4	Pirates	3090-3615	.461	6,709	3,090	3,615	227,466	28,161	57,558	11,278	1,439	5,655	26,719	20,911	2,275	46,741	4,157	1,900	255,073	88,679	18,372	2,595	1,826	1,797	4,816	.253	.320	.390	.710
5	Orioles	3179-3526	.474	6,708	3,179	3,526	229,617	30,606	59,432	11,192	915	7,623	29,185	21,544	2,069	44,057	3,397	1,496	256,489	95,323	19,730	1,392	1,867	1,260	5,378	.259	.326	.415	.741
6	Tigers	3203-3505	.477	6,708	3,203	3,505	229,813	30,927	59,767	11,198	1,492	7,190	29,449	21,785	1,915	47,163	3,488	1,721	256,812	95,519	19,880	1,401	1,898	1,303	5,026	.260	.327	.416	.742
7	Padres	3254-3461	.485	6,716	3,254	3,461	227,226	28,300	57,128	10,517	1,232	5,993	26,737	22,006	1,769	47,228	4,548	1,855	255,205	88,088	17,742	2,421	1,783	1,874	5,009	.251	.320	.388	.708
8	Nationals	3260-3446	.486	6,709	3,260	3,446	227,207	28,636	57,988	11,661	1,308	6,057	27,031	21,039	2,164	45,591	5,112	2,036	254,839	90,436	19,026	2,680	1,749	2,000	4,908	.255	.322	.398	.720
9	Mariners	3271-3436	.488	6,707	3,271	3,436	228,894	30,215	58,889	11,147	1,057	7,076	28,740	21,926	2,212	45,699	4,346	1,815	256,412	93,378	19,280	1,551	1,829	1,477	4,994	.257	.326	.408	.734
10	Reds	3274-3438	.488	6,716	3,274	3,438	227,761	29,829	57,893	11,219	1,159	7,015	28,245	22,261	2,231	48,442	5,188	1,992	256,576	92,475	19,393	2,564	1,759	1,877	4,704	.254	.324	.406	.730
11	Diamondbacks	2126-2222	.489	4,348	2,126	2,222	148,351	19,899	37,805	7,755	1,074	4,655	18,966	14,456	1,436	32,844	2,521	908	166,788	61,673	13,484	1,330	1,215	1,093	3,101	.255	.325	.416	.740
12	Twins	3294-3416	.491	6,711	3,294	3,416	230,364	30,956	60,818	11,975	1,365	6,370	29,258	21,191	2,171	43,772	3,792	1,772	256,908	94,633	19,710	1,243	1,939	1,382	5,474	.264	.329	.411	.740
13	Rays	2134-2213	.491	4,347	2,134	2,213	147,791	19,354	37,522	7,477	853	4,535	18,410	14,060	1,690	33,660	3,251	1,236	165,446	60,310	12,865	744	1,161	688	3,042	.254	.323	.408	.732
14	White Sox	3298-3410	.492	6,712	3,298	3,410	228,661	30,707	59,387	10,897	1,198	7,144	29,242	20,809	2,114	44,179	4,248	1,881	255,327	94,112	19,239	1,831	1,912	1,308	5,158	.260	.325	.412	.736
15	Rangers	3305-3406	.492	6,713	3,305	3,406	230,573	32,330	60,738	11,606	1,220	7,664	30,668	21,561	2,053	46,465	4,166	1,782	257,619	97,776	20,490	1,495	1,937	1,333	5,022	.263	.329	.424	.753
16	Brewers	3305-3404	.493	6,710	3,305	3,404	228,104	30,334	58,518	11,314	1,280	6,794	28,796	22,033	2,326	47,319	4,735	1,917	256,464	92,774	19,388	2,158	1,843	1,594	5,043	.257	.326	.407	.733
17	Cubs	3314-3389	.494	6,707	3,314	3,389	228,869	30,005	58,628	11,205	1,315	7,094	28,423	21,320	2,100	47,739	3,942	1,704	256,458	93,745	19,614	2,458	1,711	1,849	4,864	.256	.323	.410	.733
18	Phillies	3341-3370	.498	6,714	3,341	3,370	229,085	30,078	58,406	11,334	1,457	6,642	28,509	22,915	2,122	48,000	4,516	1,442	258,153	92,580	19,433	2,272	1,759	2,050	4,731	.255	.326	.404	.730
19	Angels	3383-3330	.504	6,713	3,383	3,330	229,158	30,630	59,513	10,896	1,109	6,851	28,994	21,200	2,074	43,672	4,285	1,975	256,083	93,180	18,856	1,807	1,844	1,521	5,252	.260	.326	.407	.732
20	Guardians	3407-3297	.508	6,706	3,407	3,297	229,645	31,793	60,599	11,861	1,136	6,967	30,152	22,403	2,168	44,036	4,586	1,857	257,867	95,633	19,964	1,580	2,071	1,418	5,236	.264	.332	.416	.749
21	Athletics	3423-3289	.510	6,712	3,423	3,289	228,203	31,094	57,797	11,194	971	7,232	29,460	24,104	2,148	45,952	4,078	1,550	257,759	92,629	19,397	1,337	1,967	1,188	5,293	.253	.328	.406	.734
22	Mets	3432-3276	.512	6,708	3,432	3,276	227,537	29,493	57,793	11,052	1,121	6,642	27,989	22,126	2,202	45,663	4,350	1,685	256,158	91,013	18,815	2,478	1,815	2,063	4,865	.254	.324	.400	.724
23	Giants	3440-3272	.513	6,713	3,440	3,272	228,379	29,540	58,310	11,107	1,416	6,365	27,942	22,081	1,986	46,171	3,789	1,832	256,949	91,344	18,888	2,677	1,826	2,303	4,934	.255	.324	.400	.724
24	Blue Jays	3454-3257	.515	6,714	3,454	3,257	230,446	31,855	60,241	12,233	1,258	7,709	30,288	21,690	2,273	44,894	4,163	1,593	257,461	98,117	21,200	1,129	1,923	1,223	5,243	.261	.328	.426	.754
25	Astros	3474-3238	.518	6,713	3,474	3,238	228,424	30,219	58,949	11,476	1,232	6,598	28,629	22,074	2,276	45,470	4,855	2,018	257,046	92,683	19,306	2,392	1,880	1,854	5,017	.258	.327	.406	.733