Since 1920, the Colorado Rockies have the worst record by a team, with a record of 2355-2788.

	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	Rockies	2355-2788	.458	5,143	2,355	2,788	176,600	25,374	47,662	9,414	1,326	5,814	24,133	16,166	1,600	38,404	3,098	1,389	197,747	77,170	16,554	2,012	1,369	1,209	3,925	.270	.334	.437	.771
2	Marlins	2361-2774	.460	5,135	2,361	2,774	174,558	21,623	44,469	8,464	998	4,683	20,505	15,781	1,852	38,851	3,312	1,311	195,213	68,978	14,145	1,727	1,295	1,209	3,847	.255	.321	.395	.716
3	Phillies	7673-8857	.464	16,568	7,673	8,857	566,367	71,347	146,791	26,069	4,288	13,068	66,737	53,166	3,905	92,332	8,536	2,928	634,490	220,640	43,425	8,022	3,030	3,747	9,906	.259	.325	.390	.715
4	Padres	4196-4771	.468	8,969	4,196	4,771	303,183	36,357	75,604	13,389	1,770	7,322	34,192	28,873	2,153	59,996	6,049	2,619	340,214	114,499	22,481	3,736	2,269	2,696	6,548	.249	.317	.378	.695
5	Rangers	4879-5365	.476	10,250	4,879	5,365	349,899	46,112	90,183	16,091	1,899	10,275	43,571	33,140	2,732	65,824	6,011	2,863	391,591	140,897	28,265	2,969	2,851	2,266	7,836	.258	.324	.403	.727
6	Royals	4270-4684	.477	8,956	4,270	4,684	306,290	39,138	80,394	15,050	2,299	7,083	36,948	26,190	2,496	52,635	7,146	2,917	340,047	121,291	24,432	2,384	2,687	1,876	6,827	.262	.323	.396	.719
7	Mariners	3667-4006	.478	7,675	3,667	4,006	261,812	34,084	67,244	12,523	1,263	7,840	32,382	24,808	2,392	50,414	5,106	2,184	293,064	105,813	21,626	1,960	2,092	1,680	5,729	.257	.324	.404	.729
8	Athletics	7941-8586	.480	16,570	7,941	8,586	563,332	73,815	144,729	25,535	3,981	13,749	69,066	57,252	3,949	89,386	8,952	3,221	635,196	219,473	43,265	7,541	3,122	2,276	10,673	.257	.328	.390	.718
9	Nationals	4315-4642	.482	8,961	4,315	4,642	303,070	37,542	76,878	14,838	1,801	7,672	35,296	28,469	2,651	57,761	6,604	2,799	340,379	118,334	24,311	3,886	2,303	2,890	6,548	.254	.321	.390	.711
10	Orioles	7980-8538	.483	16,573	7,980	8,538	565,834	73,898	147,197	26,285	3,770	14,208	69,344	55,929	3,747	87,312	7,553	2,801	636,293	223,646	44,263	7,659	3,124	2,583	10,890	.260	.329	.395	.724
11	Mets	4881-5206	.484	10,095	4,881	5,206	341,511	41,673	85,307	15,245	1,822	8,685	39,252	32,658	2,898	65,582	5,949	2,739	383,707	130,251	25,752	3,997	2,643	3,156	7,515	.250	.318	.381	.700
12	Diamondbacks	2147-2249	.488	4,396	2,147	2,249	149,965	20,118	38,193	7,836	1,084	4,719	19,179	14,606	1,463	33,239	2,550	920	168,608	62,354	13,639	1,341	1,233	1,097	3,134	.255	.324	.416	.740
13	Twins	8081-8451	.489	16,582	8,081	8,451	569,124	75,148	150,803	26,656	5,089	11,790	70,140	55,099	4,262	84,173	8,585	3,093	639,089	223,007	43,535	7,423	3,181	2,667	11,026	.265	.333	.392	.725
14	Brewers	4386-4574	.490	8,964	4,386	4,574	304,321	39,941	77,970	14,532	1,764	8,796	37,838	29,298	2,745	59,487	6,057	2,760	341,980	122,418	25,092	3,173	2,443	2,165	6,650	.256	.325	.402	.727
15	Rays	2152-2242	.490	4,394	2,152	2,242	149,386	19,541	37,910	7,540	860	4,589	18,585	14,180	1,701	34,072	3,307	1,253	167,192	60,937	12,989	749	1,176	694	3,070	.254	.323	.408	.731
16	White Sox	8096-8424	.490	16,571	8,096	8,424	564,544	73,086	147,704	25,176	4,290	12,084	68,352	54,160	4,354	82,642	9,877	3,494	634,797	217,712	41,550	8,499	3,240	2,468	10,572	.262	.329	.386	.715
17	Cubs	8136-8401	.492	16,593	8,136	8,401	567,481	73,096	147,851	26,000	4,390	13,828	68,434	52,621	3,908	91,926	8,105	3,085	635,739	224,115	44,218	8,799	2,930	3,526	9,993	.261	.326	.395	.721
18	Pirates	8150-8375	.493	16,581	8,150	8,375	568,623	72,336	150,190	26,062	5,631	11,399	67,641	50,341	3,953	87,428	9,034	3,285	634,652	221,711	43,092	8,602	3,133	3,706	10,103	.264	.327	.390	.717
19	Angels	5080-5179	.495	10,262	5,080	5,179	348,149	44,424	89,029	15,391	1,818	9,323	41,810	32,578	2,873	63,480	6,085	3,118	389,932	136,025	26,532	3,543	2,789	2,497	7,919	.256	.322	.391	.713
20	Blue Jays	3834-3839	.500	7,676	3,834	3,839	263,012	35,550	68,456	13,675	1,499	8,361	33,725	24,400	2,458	49,453	4,601	1,972	293,532	110,212	23,535	1,521	2,141	1,414	5,990	.260	.326	.419	.745
21	Tigers	8276-8283	.500	16,613	8,276	8,283	569,085	77,305	150,516	26,184	4,835	14,306	72,421	57,552	3,689	87,576	7,707	2,946	641,139	229,288	45,325	7,678	3,135	2,451	10,755	.264	.334	.403	.737
22	Reds	8298-8243	.502	16,579	8,298	8,243	565,497	72,531	147,131	26,140	4,327	13,389	67,901	52,292	4,066	90,031	10,206	3,417	633,780	222,092	43,856	8,864	3,061	3,654	9,770	.260	.326	.393	.718
23	Braves	8296-8222	.502	16,568	8,296	8,222	565,684	71,739	146,731	24,922	3,762	13,794	67,210	52,291	3,545	86,941	7,681	3,075	633,357	220,559	42,478	8,940	2,897	3,663	10,428	.259	.324	.390	.714
24	Astros	5078-5019	.503	10,102	5,078	5,019	342,856	43,096	87,413	16,028	2,178	8,517	40,565	32,566	2,935	63,521	7,186	3,147	385,127	133,348	26,723	4,035	2,735	3,152	7,470	.255	.323	.389	.711
25	Red Sox	8475-8061	.513	16,574	8,475	8,061	570,446	79,201	153,130	29,713	4,123	14,214	74,451	59,314	3,963	86,308	6,929	2,568	644,246	233,731	48,050	7,164	3,359	3,007	11,594	.268	.340	.410	.749