Since 2000, the Kansas City Royals have the worst record by a team, with a record of 1819-2291.

	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	Royals	1819-2291	.443	4,110	1,819	2,291	140,561	17,889	36,611	7,131	884	3,615	16,970	11,038	1,420	27,634	2,852	1,008	155,100	56,355	11,630	906	1,175	614	3,180	.260	.318	.401	.719
2	Pirates	1838-2267	.448	4,106	1,838	2,267	139,013	17,057	34,759	6,954	775	3,743	16,271	12,446	1,675	31,462	2,148	964	155,441	54,492	11,472	1,295	1,012	880	2,963	.250	.317	.392	.709
3	Rockies	1852-2259	.450	4,111	1,852	2,259	140,819	19,776	37,444	7,518	1,039	4,513	18,838	12,929	1,263	32,155	2,283	973	157,611	60,579	13,070	1,511	1,089	954	3,081	.266	.331	.430	.761
4	Orioles	1880-2228	.458	4,110	1,880	2,228	140,912	18,420	36,175	7,106	526	4,749	17,605	11,865	1,442	29,814	2,163	822	155,959	58,580	12,381	669	1,071	606	3,140	.257	.319	.416	.734
5	Marlins	1910-2196	.465	4,106	1,910	2,196	139,540	17,293	35,453	6,883	783	3,858	16,415	12,283	1,515	31,960	2,616	980	155,686	55,476	11,524	1,332	1,016	945	3,051	.254	.319	.398	.717
6	Tigers	1928-2177	.470	4,105	1,928	2,177	140,658	18,343	36,570	7,004	974	4,249	17,549	12,086	1,271	30,950	1,856	834	155,875	58,269	12,227	739	1,121	681	3,153	.260	.322	.414	.736
7	Reds	1944-2166	.473	4,112	1,944	2,166	139,332	18,310	35,021	6,928	619	4,694	17,475	13,510	1,731	32,552	2,591	972	156,978	57,269	12,241	1,400	1,005	942	2,912	.251	.323	.411	.734
8	Nationals	1944-2164	.473	4,108	1,944	2,164	138,786	17,846	35,338	7,180	681	4,101	16,975	13,101	1,474	30,394	2,554	991	155,884	56,183	11,962	1,473	1,050	1,039	3,127	.255	.323	.405	.728
9	White Sox	1971-2139	.480	4,110	1,971	2,139	139,810	18,498	35,855	6,781	568	4,757	17,732	11,944	1,556	30,260	2,273	995	155,237	58,043	12,106	889	1,038	554	3,180	.256	.320	.415	.735
10	Padres	1978-2133	.481	4,111	1,978	2,133	138,712	17,354	34,341	6,654	735	3,947	16,500	13,591	1,285	31,699	2,550	902	155,882	54,306	11,336	1,223	1,071	869	2,961	.248	.318	.392	.710
11	Diamondbacks	2002-2108	.487	4,110	2,002	2,108	140,102	18,723	35,602	7,370	1,003	4,384	17,862	13,647	1,370	31,287	2,375	853	157,529	58,130	12,757	1,248	1,162	1,021	2,939	.254	.324	.415	.739
12	Rangers	2018-2093	.491	4,111	2,018	2,093	141,131	19,951	36,737	7,271	670	5,066	19,008	12,786	1,501	30,736	2,522	894	157,293	60,546	13,007	736	1,139	698	2,942	.260	.326	.429	.755
13	Rays	2036-2072	.496	4,108	2,036	2,072	139,530	18,308	35,253	7,057	791	4,378	17,434	13,270	1,608	32,261	3,150	1,139	156,176	57,026	12,226	670	1,098	647	2,817	.253	.322	.409	.731
14	Twins	2054-2057	.500	4,111	2,054	2,057	140,875	18,953	36,559	7,392	781	4,265	17,979	13,125	1,444	30,046	2,175	887	157,274	58,308	12,438	699	1,131	759	3,192	.260	.327	.414	.740
15	Brewers	2057-2053	.500	4,111	2,057	2,053	138,951	18,386	34,916	7,028	685	4,725	17,555	13,572	1,710	33,269	2,789	944	156,473	57,489	12,438	1,245	995	931	3,083	.251	.323	.414	.737
16	Mets	2059-2049	.501	4,108	2,059	2,049	139,227	18,068	35,130	6,941	664	4,373	17,253	13,458	1,663	30,310	2,494	822	156,685	56,518	11,978	1,298	1,039	1,067	3,049	.252	.323	.406	.729
17	Cubs	2061-2047	.502	4,109	2,061	2,047	139,656	18,530	35,404	7,136	734	4,651	17,654	13,459	1,601	32,105	2,122	860	157,058	57,961	12,521	1,329	1,013	960	3,002	.254	.324	.415	.739
18	Mariners	2065-2045	.502	4,110	2,065	2,045	140,090	18,097	35,396	6,680	584	4,341	17,227	12,968	1,546	31,025	2,659	947	156,459	56,267	11,605	788	1,067	789	2,946	.253	.321	.402	.722
19	Blue Jays	2071-2038	.504	4,109	2,071	2,038	140,642	19,468	36,345	7,619	586	5,023	18,603	13,191	1,481	29,514	1,982	735	156,999	60,205	13,228	582	1,103	606	3,293	.258	.326	.428	.754
20	Angels	2106-2004	.512	4,110	2,106	2,004	140,122	18,861	36,267	6,913	666	4,474	17,961	12,495	1,498	28,957	2,744	1,075	156,079	57,934	12,053	826	1,138	891	3,145	.259	.324	.413	.737
21	Athletics	2106-2002	.513	4,108	2,106	2,002	139,759	18,688	34,888	7,210	589	4,545	17,816	14,179	1,464	30,297	1,954	639	157,052	56,911	12,344	544	1,106	620	3,223	.250	.323	.407	.730
22	Phillies	2115-1994	.515	4,109	2,115	1,994	140,380	18,898	35,746	7,175	811	4,611	18,035	13,894	1,540	31,554	2,654	710	158,042	58,376	12,597	1,210	1,018	1,143	2,832	.255	.326	.416	.742
23	Astros	2116-1992	.515	4,109	2,116	1,992	139,750	18,894	36,028	7,196	632	4,730	18,028	13,217	1,569	29,969	2,347	930	156,786	58,678	12,558	1,152	1,098	828	3,265	.258	.326	.420	.746
24	Giants	2133-1974	.519	4,108	2,133	1,974	139,666	17,988	35,583	7,149	869	4,008	17,124	13,242	1,341	29,597	1,835	772	156,742	56,494	12,026	1,326	1,167	1,248	3,192	.255	.323	.404	.727
25	Guardians	2134-1973	.520	4,107	2,134	1,973	139,894	19,150	36,025	7,492	645	4,454	18,255	13,685	1,608	29,924	2,512	893	157,224	58,169	12,591	844	1,193	790	3,075	.258	.328	.416	.744