The Washington Nationals had the worst winning percentage by a team in 1886, winning 23.3 percent of the time.

	TEAM	W%	SEASON	W	L	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	AVG	OBP	SLG	OPS
1	Nationals	.233	1886	28	92	125	4,082	445	856	135	51	23	331	265		582	143	4,347	1,162	209	.210		.285
2	Cowboys	.248	1886	30	91	126	4,236	494	967	177	48	19	370	269		608	96	4,505	1,297	244	.228		.306
3	Maroons	.352	1886	43	79	126	4,250	547	1,001	183	46	30	406	235		656	156	4,485	1,366	259	.236		.321
4	Orioles	.366	1886	48	83	139	4,639	625	945	124	51	8	417	379	36	603	269	5,054	1,195	183	.204	.269	.258	.527
5	Metropolitans	.393	1886	53	82	137	4,683	628	1,047	108	72	18	425	330	33	578	120	5,046	1,353	198	.224	.279	.289	.568
6	Athletics	.467	1886	63	72	139	4,856	772	1,142	192	82	21	510	378	41	697	284	5,275	1,561	295	.235	.296	.321	.617
7	Red Stockings	.471	1886	65	73	141	4,915	883	1,225	145	95	45	666	374	65	633	185	5,354	1,695	285	.249	.311	.345	.656
8	Beaneaters	.479	1886	56	61	118	4,180	657	1,085	151	59	24	503	250		537	156	4,430	1,426	234	.260		.341
9	Colonels	.485	1886	66	70	138	4,921	833	1,294	182	88	20	564	410	26	558	202	5,357	1,712	290	.263	.323	.348	.671
10	Grays	.555	1886	76	61	141	5,053	832	1,261	196	80	16	569	433	18	523	248	5,504	1,665	292	.250	.311	.330	.641
11	Alleghenys	.584	1886	80	57	140	4,854	810	1,171	186	96	16	563	478	38	713	260	5,370	1,597	298	.241	.314	.329	.643
12	Quakers	.623	1886	71	43	119	4,072	621	976	145	66	26	424	282		516	226	4,354	1,331	237	.240		.327
13	Giants	.630	1886	75	44	124	4,298	692	1,156	175	68	21	527	237		410	155	4,535	1,530	264	.269		.356
14	Browns	.669	1886	93	46	139	5,009	944	1,365	206	85	20	655	400	52	425	336	5,461	1,801	311	.273	.333	.360	.692
15	Wolverines	.707	1886	87	36	126	4,501	829	1,260	176	81	53	636	374		426	194	4,875	1,757	310	.280		.390
16	White Stockings	.726	1886	90	34	126	4,378	900	1,223	198	87	53	673	460		513	213	4,838	1,754	338	.279		.401