which mlb team had the worst single season record since 1900

Since 1900, the Philadelphia Athletics have the worst record by a team in a season, with a record of 36-117 in 1916.

	TEAM	REC	SEASON	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	Athletics	36-117	1916	.235	154	36	117	5,010	447	1,212	169	65	19	380	406	30	631	151		5,603	1,568	253	157				.242	.303	.313	.616
2	Braves	38-115	1935	.248	153	38	115	5,309	575	1,396	233	33	75	544	353	19	436	20		5,761	1,920	341	80			139	.263	.311	.362	.673
3	Mets	40-120	1962	.250	161	40	120	5,492	617	1,318	166	40	139	573	616	32	991	59	48	6,242	1,981	345	58	44	29	122	.240	.318	.361	.679
4	Senators	38-113	1904	.252	157	38	113	5,149	437	1,170	171	57	10	348	283	59	756	150		5,606	1,485	238	115				.227	.275	.288	.564
5	White Sox	41-121	2024	.253	162	41	121	5,383	507	1,187	226	9	133	485	395	43	1,403	90	33	5,866	1,830	368	18	27	8	116	.221	.278	.340	.618
6	Athletics	36-104	1919	.257	140	36	104	4,730	459	1,156	175	71	35	396	349	30	565	103		5,234	1,578	281	125				.244	.300	.334	.634
7	Rockies	43-119	2025	.265	162	43	119	5,408	597	1,281	253	37	160	581	395	48	1,531	87	39	5,907	2,088	450	21	35	5	118	.237	.293	.386	.679
8	Tigers	43-119	2003	.265	162	43	119	5,466	591	1,312	201	39	153	553	443	47	1,099	98	63	6,070	2,050	393	65	49	24	114	.240	.300	.375	.675
9	Pirates	42-112	1952	.273	155	42	112	5,193	515	1,201	181	30	92	478	486	26	724	43	41	5,775	1,718	303	70			104	.231	.300	.331	.631
10	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
11	Phillies	42-109	1942	.278	151	42	109	5,060	394	1,174	168	37	44	356	392	16	487	37		5,557	1,548	249	89			109	.232	.289	.306	.595
12	Phillies	43-111	1941	.279	155	43	111	5,233	501	1,277	188	38	64	467	451	22	595	65		5,796	1,733	290	90			142	.244	.307	.331	.638
13	Browns	43-111	1939	.279	156	43	111	5,422	733	1,453	242	50	91	696	558	20	606	48	38	6,132	2,068	383	132			121	.268	.339	.381	.720
14	Red Sox	43-111	1932	.279	154	43	111	5,294	566	1,330	253	57	53	529	470	12	537	46	46	5,856	1,856	363	80				.251	.314	.351	.664
15	Phillies	43-109	1928	.283	152	43	109	5,234	660	1,396	257	47	85	606	503	21	510	53		5,917	2,002	389	159				.267	.333	.382	.716
16	Athletics	43-109	1915	.283	154	43	109	5,081	545	1,204	183	72	16	440	436	54	634	127	89	5,708	1,579	271	137				.237	.304	.311	.615
17	Orioles	47-115	2018	.290	162	47	115	5,507	622	1,317	242	15	188	593	422	57	1,412	81	22	6,034	2,153	445	13	35	19	132	.239	.298	.391	.689
18	Rustlers	44-107	1911	.291	156	44	107	5,308	699	1,417	249	54	37	594	554	31	577	169		6,044	1,885	340	151				.267	.340	.355	.695
19	Tigers	47-114	2019	.292	161	47	114	5,549	582	1,333	292	41	149	556	391	48	1,595	57	20	6,039	2,154	482	9	42	14	108	.240	.294	.388	.682
20	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
21	Browns	45-107	1911	.296	152	45	107	4,996	566	1,192	187	63	17	473	460	34	785	125		5,632	1,556	267	142				.239	.307	.311	.619
22	Phillies	45-106	1939	.298	152	45	106	5,133	553	1,341	232	40	49	510	421	9	486	47		5,707	1,800	321	144			133	.261	.318	.351	.669
23	Phillies	46-108	1945	.299	154	46	108	5,203	548	1,278	197	27	56	503	449	15	501	54		5,738	1,697	280	71			113	.246	.307	.326	.634
24	Browns	46-108	1937	.299	156	46	108	5,510	715	1,573	327	44	71	682	514	14	510	30	27	6,123	2,201	442	85				.285	.348	.399	.747
25	Phillies	45-105	1938	.300	151	45	105	5,192	550	1,318	233	29	40	503	423	12	507	38		5,713	1,729	302	86			129	.254	.312	.333	.645