The Seattle Mariners stole their most bases in a month in September 1987, with 40 steals.

	TEAM	SB	MONTH	G	W%	W	L	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mariners	40	September 1987	27	.481	13	14	935	128	254	45	6	24	117	92	9	156	11	1,048	383	75	7	5	2	22	.272	.341	.410	.751
2	Mariners	38	May 2001	27	.741	20	7	963	172	277	54	6	26	162	114	11	166	6	1,105	421	86	5	12	11	9	.288	.365	.437	.803
3	Mariners	37	May 1983	26	.462	12	14	836	73	194	32	5	17	72	78	4	123	12	935	287	54	7	10	6	23	.232	.297	.343	.641
4	Mariners	36	September 1980	28	.429	12	16	950	116	242	38	5	17	110	80	4	103	13	1,064	341	60	20	10	11	23	.255	.312	.359	.671
5	Mariners	35	September 1982	28	.500	14	14	959	119	259	55	12	26	115	55	3	140	16	1,030	416	93	6	7	3	20	.270	.310	.434	.743
6	Mariners	34	May 2002	27	.593	16	11	907	148	249	37	5	31	139	125	10	159	17	1,067	389	73	11	14	11	21	.275	.364	.429	.793
7	Mariners	33	June 2010	27	.519	14	13	902	86	219	39	2	19	84	74	9	185	5	1,000	319	60	8	7	9	18	.243	.304	.354	.658
8	Mariners	33	May 1987	26	.538	14	12	898	137	254	42	13	24	127	78	4	157	13	1,004	394	79	6	18	5	18	.283	.337	.439	.775
9	Mariners	33	April 1987	23	.522	12	11	772	107	206	31	6	22	100	79	5	130	11	867	315	59	6	5	4	18	.267	.337	.408	.745
10	Mariners	32	April 2025	25	.640	16	9	857	138	214	33	1	39	131	112	16	218	11	994	366	73	4	5	3	13	.250	.345	.427	.773
11	Mariners	32	September 2001	21	.714	15	6	744	115	227	46	5	20	109	80	11	132	3	851	343	71	8	8	8	17	.305	.377	.461	.838
12	Mariners	31	August 2023	27	.778	21	6	954	159	272	56	2	46	153	107	26	270	8	1,092	470	104	1	4	2	20	.285	.371	.493	.864
13	Mariners	30	June 2001	27	.667	18	9	926	170	265	53	7	40	162	103	13	164	6	1,062	452	100	11	9	6	15	.286	.363	.488	.851
14	Mariners	30	April 1983	24	.333	8	16	789	74	188	36	4	20	70	59	4	144	15	859	292	60	1	6	3	12	.238	.293	.370	.663
15	Mariners	30	May 1981	28	.429	12	16	924	106	216	33	2	25	106	92	5	160	8	1,041	328	60	9	11	6	14	.234	.303	.355	.658
16	Mariners	29	August 2025	27	.556	15	12	889	129	204	37	1	41	124	90	12	248	6	996	366	79	3	2	3	13	.229	.308	.412	.720
17	Mariners	29	September 2024	26	.615	16	10	891	134	235	50	1	33	130	99	22	238	3	1,030	386	84	4	14	5	17	.264	.347	.433	.780
18	Mariners	29	August 2020	29	.379	11	18	940	115	209	40	2	32	111	92	12	252	8	1,053	349	74	1	8	3	14	.222	.298	.371	.669
19	Mariners	29	June 1999	27	.481	13	14	957	154	260	45	5	32	140	111	5	173	7	1,092	411	82	11	8	11	19	.272	.348	.429	.777
20	Mariners	28	April 2002	26	.692	18	8	892	151	252	48	10	22	144	100	11	155	7	1,027	386	80	8	16	13	16	.283	.356	.433	.789
21	Mariners	28	September 1979	26	.385	10	16	882	108	231	47	11	13	102	88	5	90	13	992	339	71	11	6	6	28	.262	.330	.384	.715
22	Mariners	27	July 2025	26	.538	14	12	863	112	201	35	2	44	105	76	13	234	4	960	372	81	4	4	3	16	.233	.303	.431	.734
23	Mariners	27	July 2011	26	.231	6	20	876	72	191	39	2	12	71	56	3	213	5	943	270	53	2	6	1	10	.218	.266	.308	.574
24	Mariners	27	July 2004	27	.296	8	19	958	123	265	48	3	28	115	80	11	180	8	1,064	403	79	7	8	7	22	.277	.337	.421	.757
25	Mariners	27	June 2000	27	.704	19	8	874	153	233	46	3	33	141	134	9	176	8	1,038	384	82	9	12	3	26	.267	.365	.439	.805

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StatMuse has team, game-level data for stolen bases going back to the 1901 season.

Some of the information used here was obtained free of charge from Retrosheet.

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Team Rankings

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2025 Division Standings

TEAM	W	L	PCT	GB
Mariners	90	72	.556
Astros	87	75	.537	3.0
Rangers	81	81	.500	9.0
Athletics	76	86	.469	14.0
Angels	72	90	.444	18.0

Schedule

DATE	MATCHUP			TIME (ET)
Thu 3/26	CLE	@	SEA	10:10 PM
Fri 3/27	CLE	@	SEA	9:45 PM
Sat 3/28	CLE	@	SEA	9:40 PM
Sun 3/29	CLE	@	SEA	7:20 PM
Mon 3/30	NYY	@	SEA	9:40 PM

Last Game

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Final

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Mon 20 Oct 2025

MLB 2025 Batting Leaders

HR Leaders

60

Raleigh

56

Schwarber

55

Ohtani

RBI Leaders

132

Schwarber

126

Alonso

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Batting Average Leaders

.331

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Bichette

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Hit Leaders

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Bichette

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Run Leaders

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Ohtani

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Judge

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OBP Leaders

.457

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SLG Leaders

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Judge

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Ohtani

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SB Leaders

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Ramírez

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MLB 2025 Pitching Leaders

Win Leaders

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Crochet

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Strikeout Leaders

255

Crochet

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Skubal

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ERA Leaders

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Skenes

2.21

Skubal

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WHIP Leaders

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Skubal

0.92

deGrom

0.93

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K/9 Leaders

11.52

Cease

11.18

Crochet

11.10

Skubal

K/BB Leaders

7.30

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Walk Leaders

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MLB Fantasy 2025

FanDuel Points Leaders

2,712.2

Ohtani

2,418.4

Judge

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DraftKings Points Leaders

1,990.4

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Best Record ATS

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94-68

101-79

95-76

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Worst Record ATS

65-96

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76-94

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MLB 2025 Standings

NL East	W	L	PCT	GB
Phillies - y	96	66	.593
Mets	83	79	.512	13.0
Marlins	79	83	.488	17.0
Braves	76	86	.469	20.0
Nationals	66	96	.407	30.0
NL Central	W	L	PCT	GB
Brewers - y	97	65	.599
Cubs - w	92	70	.568	5.0
Reds - w	83	79	.512	14.0
Cardinals	78	84	.481	19.0
Pirates	71	91	.438	26.0
NL West	W	L	PCT	GB
Dodgers - y	93	69	.574
Padres - w	90	72	.556	3.0
Giants	81	81	.500	12.0
Diamondbacks	80	82	.494	13.0
Rockies	43	119	.265	50.0

AL East	W	L	PCT	GB
Blue Jays - y	94	68	.580
Yankees - w	94	68	.580
Red Sox - w	89	73	.549	5.0
Rays	77	85	.475	17.0
Orioles	75	87	.463	19.0
AL Central	W	L	PCT	GB
Guardians - y	88	74	.543
Tigers - w	87	75	.537	1.0
Royals	82	80	.506	6.0
Twins	70	92	.432	18.0
White Sox	60	102	.370	28.0
AL West	W	L	PCT	GB
Mariners - y	90	72	.556
Astros	87	75	.537	3.0
Rangers	81	81	.500	9.0
Athletics	76	86	.469	14.0
Angels	72	90	.444	18.0

MLB 2025 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Tue 9/16	CIN	@	STL	6-2
Tue 9/16	ATL	@	WSH	9-4
Tue 9/16	ATH	@	BOS	4-5
Tue 9/16	TOR	@	TBR	1-2
Tue 9/16	SEA	@	KCR	5-7

Schedule

DATE	MATCHUP			TIME (ET)
Wed 3/25	NYY	@	SFG	8:05 PM
Thu 3/26	PIT	@	NYM	1:15 PM
Thu 3/26	CWS	@	MIL	2:10 PM
Thu 3/26	WSH	@	CHC	2:20 PM
Thu 3/26	MIN	@	BAL	3:05 PM

The Seattle Mariners stole their most bases in a month in September 1987, with 40 steals.

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