The Washington Senators had the worst record by a team in 1909, with a record of 42-110.

	TEAM	REC	SEASON	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	42-110	1909	.276	156	42	110	4,983	382	1,113	149	41	9	306	321	42	618	136	5,541	1,371	199	195	.223	.276	.275	.551
2	Doves	45-108	1909	.294	155	45	108	5,017	428	1,121	125	43	14	338	400	30	551	135	5,629	1,374	182	182	.223	.285	.274	.559
3	Cardinals	54-98	1909	.355	154	54	98	5,108	583	1,242	148	56	15	479	568	62	648	163	5,859	1,547	219	121	.243	.326	.303	.629
4	Superbas	55-98	1909	.359	155	55	98	5,056	442	1,158	176	59	16	370	330	20	644	141	5,579	1,500	251	173	.229	.279	.297	.576
5	Browns	61-89	1909	.407	154	61	89	4,964	443	1,151	116	45	10	351	331	51	607	136	5,487	1,387	171	141	.232	.287	.279	.566
6	Naps	71-82	1909	.464	155	71	82	5,048	493	1,216	173	81	10	407	283	48	698	173	5,536	1,581	264	157	.241	.288	.313	.601
7	Phillies	74-79	1909	.484	154	74	79	5,034	514	1,228	185	53	12	417	369	54	490	185	5,693	1,555	250	236	.244	.303	.309	.611
8	Highlanders	74-77	1909	.490	153	74	77	4,981	590	1,234	143	61	16	473	407	63	598	187	5,649	1,547	220	198	.248	.313	.311	.623
9	Reds	77-76	1909	.503	157	77	76	5,088	606	1,273	159	72	22	507	478	38	583	280	5,813	1,642	253	209	.250	.319	.323	.642
10	White Sox	78-74	1909	.513	159	78	74	5,018	494	1,109	145	56	4	393	441	57	596	211	5,759	1,378	205	243	.221	.291	.275	.566
11	Red Sox	88-63	1909	.583	152	88	63	4,980	600	1,309	151	70	20	474	348	77	592	215	5,575	1,660	241	170	.263	.321	.333	.654
12	Giants	92-61	1909	.601	158	92	61	5,208	622	1,327	173	68	26	510	530	52	487	240	5,939	1,714	267	149	.255	.330	.329	.659
13	Athletics	95-58	1909	.621	153	95	58	4,906	601	1,257	186	88	21	498	403	64	578	201	5,620	1,682	295	247	.256	.321	.343	.664
14	Tigers	98-54	1909	.645	158	98	54	5,095	666	1,360	209	58	19	521	397	39	623	280	5,763	1,742	286	232	.267	.325	.342	.667
15	Cubs	104-49	1909	.680	155	104	49	4,999	632	1,227	203	60	20	496	420	31	553	187	5,696	1,610	283	246	.245	.308	.322	.630
16	Pirates	110-42	1909	.724	154	110	42	5,128	701	1,332	218	92	25	585	479	36	511	185	5,860	1,809	335	217	.260	.327	.353	.680