Between the 1900 and 1909 seasons, the Washington Senators had the worst record by a team, with a record of 480-833.

	TEAM	REC	W%	G	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	SH	AVG	OBP	SLG	OPS
1	Senators	480-833	.366	1,343	480	833	44,375	4,711	10,699	1,547	583	184	3,901	2,908	441	5,113	1,460	48,914	13,964	2,314	1,190	.241	.294	.315	.609
2	Cardinals	580-888	.395	1,489	580	888	49,676	5,543	12,503	1,437	662	196	4,440	3,527	533	5,532	1,671	54,956	15,852	2,295	1,220	.252	.308	.319	.627
3	Doves	587-877	.401	1,490	587	877	49,526	5,292	12,026	1,457	482	225	4,326	3,695	470	5,106	1,445	54,977	15,122	2,164	1,286	.243	.302	.305	.607
4	Orioles	118-153	.435	276	118	153	9,349	1,476	2,666	381	218	57	1,231	786	106	797	396	10,459	3,654	656	218	.285	.347	.391	.738
5	Superbas	649-809	.445	1,483	649	809	48,879	5,551	12,155	1,611	642	223	4,607	3,689	445	5,561	1,811	54,376	15,719	2,476	1,363	.249	.307	.322	.629
6	Browns	599-721	.454	1,348	599	721	45,034	4,832	11,088	1,460	517	153	3,949	3,073	390	4,897	1,335	49,782	14,041	2,130	1,285	.246	.300	.312	.612
7	Reds	705-769	.478	1,503	705	769	50,099	6,236	12,887	1,670	825	232	5,224	3,806	438	5,141	1,767	55,833	16,903	2,727	1,490	.257	.315	.337	.653
8	Phillies	709-752	.485	1,480	709	752	49,186	5,920	12,513	1,772	614	156	4,856	3,906	473	5,054	1,690	55,096	15,981	2,542	1,531	.254	.315	.325	.640
9	Highlanders	520-518	.501	1,058	520	518	34,908	4,059	8,754	1,152	469	129	3,323	2,334	396	3,854	1,339	38,722	11,231	1,750	1,084	.251	.305	.322	.627
10	Tigers	683-632	.519	1,342	683	632	44,538	5,414	11,424	1,568	632	146	4,398	3,115	385	4,622	1,550	49,519	14,694	2,346	1,481	.257	.311	.330	.641
11	Red Sox	691-634	.522	1,344	691	634	45,372	5,409	11,513	1,541	767	247	4,554	2,941	435	4,729	1,257	50,022	15,329	2,555	1,274	.254	.305	.338	.643
12	Naps	697-632	.524	1,351	697	632	45,413	5,458	11,808	1,895	673	172	4,536	2,715	424	5,347	1,552	49,981	15,565	2,740	1,429	.260	.308	.343	.651
13	Giants	823-645	.561	1,501	823	645	49,036	6,385	12,773	1,742	555	221	5,196	4,359	670	4,792	2,308	55,532	16,288	2,518	1,467	.260	.329	.332	.661
14	Athletics	734-568	.564	1,327	734	568	44,415	5,582	11,460	1,956	581	256	4,701	3,141	367	4,784	1,478	49,302	15,346	2,793	1,379	.258	.312	.346	.658
15	White Sox	744-575	.564	1,353	744	575	44,230	5,404	10,707	1,503	493	104	4,376	3,801	452	4,642	1,946	50,238	13,508	2,100	1,755	.242	.309	.305	.614
16	Cubs	879-592	.598	1,502	879	592	49,666	6,247	12,627	1,735	593	172	4,951	3,904	484	4,945	2,292	55,799	16,064	2,500	1,745	.254	.315	.323	.638
17	Pirates	938-538	.636	1,494	938	538	50,241	6,986	13,445	1,795	925	225	5,698	4,014	476	4,493	1,948	56,229	17,765	2,945	1,498	.268	.328	.354	.681