mlb worst run differential in a season since 2010

Since 2010, the Colorado Rockies have the lowest run differential by a team in a season, with a differential of -424 runs in 2025.

	TEAM	DIFF	SEASON	G	W%	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	-424	2025	162	.265	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
2	Athletics	-339	2023	162	.309	50	112	5,311	585	1,187	225	21	171	563	498	85	1,496	149	31	5,958	1,967	417	28	36	12	125	.223	.298	.370	.669
3	Tigers	-333	2019	161	.292	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
4	White Sox	-306	2024	162	.253	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
5	Orioles	-297	2021	162	.321	52	110	5,420	659	1,296	266	15	195	632	451	65	1,454	54	23	5,981	2,177	476	14	31	12	105	.239	.304	.402	.705
6	Pirates	-279	2010	162	.352	57	105	5,386	587	1,303	276	27	126	570	463	33	1,207	87	36	5,973	2,011	429	58	33	28	119	.242	.304	.373	.678
7	Orioles	-270	2018	162	.290	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
8	Nationals	-252	2022	162	.340	55	107	5,434	603	1,351	252	20	136	579	442	60	1,221	75	31	5,993	2,051	408	20	37	12	141	.249	.310	.377	.688
9	Orioles	-252	2019	162	.333	54	108	5,596	729	1,379	252	25	213	698	462	71	1,435	84	30	6,188	2,320	490	22	37	8	111	.246	.310	.415	.725
10	Rockies	-247	2024	162	.377	61	101	5,454	682	1,319	277	25	179	655	453	51	1,617	85	31	6,022	2,183	481	19	45	20	126	.242	.304	.400	.704
11	Astros	-238	2013	162	.315	51	111	5,457	610	1,307	266	16	148	566	426	52	1,535	110	61	6,019	2,049	430	46	38	17	110	.240	.299	.375	.674
12	Rockies	-236	2023	162	.364	59	103	5,496	721	1,368	305	31	163	685	447	59	1,543	76	25	6,054	2,224	499	11	41	8	124	.249	.310	.405	.715
13	Pirates	-226	2022	162	.383	62	100	5,331	591	1,186	221	29	158	555	476	54	1,497	89	32	5,912	1,939	408	19	32	14	96	.222	.291	.364	.655
14	Pirates	-224	2021	162	.377	61	101	5,336	609	1,261	240	35	124	570	529	49	1,328	60	30	5,982	1,943	399	31	37	24	102	.236	.309	.364	.673
15	Marlins	-220	2018	161	.391	63	98	5,488	589	1,303	222	24	128	554	455	73	1,384	45	31	6,079	1,957	374	32	31	26	119	.237	.303	.357	.659
16	Diamondbacks	-214	2021	162	.321	52	110	5,489	679	1,297	308	31	144	644	537	54	1,465	43	16	6,140	2,099	483	32	28	24	99	.236	.309	.382	.692
17	Nationals	-212	2025	162	.407	66	96	5,422	687	1,313	258	28	161	657	443	57	1,351	132	48	5,980	2,110	447	18	40	11	103	.242	.304	.389	.693
18	Padres	-212	2017	162	.438	71	91	5,356	604	1,251	227	31	189	576	460	53	1,499	89	33	5,954	2,107	447	52	33	20	99	.234	.299	.393	.692
19	Astros	-211	2012	162	.340	55	107	5,407	583	1,276	238	28	146	545	463	58	1,365	105	46	6,012	2,008	412	54	30	19	114	.236	.302	.371	.673
20	Marlins	-204	2024	162	.383	62	100	5,522	637	1,347	243	23	150	611	403	55	1,410	125	43	6,045	2,086	416	24	41	16	119	.244	.300	.378	.678
21	Athletics	-202	2022	162	.370	60	102	5,314	568	1,147	249	15	137	537	433	59	1,389	78	23	5,861	1,837	401	22	33	7	109	.216	.281	.346	.626
22	White Sox	-200	2023	162	.377	61	101	5,501	641	1,308	264	13	171	617	377	52	1,424	86	22	5,975	2,111	448	16	29	19	122	.238	.291	.384	.675
23	Royals	-195	2018	162	.358	58	104	5,505	638	1,350	283	29	155	606	427	67	1,310	117	38	6,063	2,156	467	24	40	13	123	.245	.305	.392	.697
24	Marlins	-193	2019	162	.352	57	105	5,512	615	1,326	265	18	146	593	395	73	1,469	55	30	6,044	2,065	429	31	33	16	139	.241	.298	.375	.673
25	White Sox	-192	2018	162	.383	62	100	5,523	656	1,332	259	40	182	639	425	66	1,594	98	41	6,070	2,217	481	24	32	18	99	.241	.302	.401	.703