The Seattle Mariners lost their most games in a season in 1978, with 104 losses.

	TEAM	L	SEASON	W	L%	G	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mariners	104	1978	56	.650	160	.350	5,358	614	1,327	229	37	97	571	522	22	702	123	47	6,023	1,921	363	68	53	25	112	.248	.314	.359	.673
2	Mariners	103	1980	59	.636	163	.364	5,489	610	1,359	211	35	104	564	483	19	727	116	62	6,141	1,952	350	106	44	44	136	.248	.308	.356	.664
3	Mariners	102	1983	60	.630	162	.370	5,336	558	1,280	247	31	111	536	460	24	840	144	80	5,905	1,922	389	40	45	31	113	.240	.301	.360	.661
4	Mariners	101	2010	61	.623	162	.377	5,409	513	1,274	227	16	101	485	459	39	1,184	142	39	5,989	1,836	344	42	40	33	110	.236	.298	.339	.637
5	Mariners	101	2008	61	.623	162	.377	5,643	671	1,498	285	20	124	631	417	38	890	90	32	6,176	2,195	429	36	42	44	137	.265	.318	.389	.707
6	Mariners	99	2004	63	.611	162	.389	5,722	698	1,544	276	20	136	658	492	54	1,058	110	42	6,362	2,268	432	46	48	49	131	.270	.331	.396	.727
7	Mariners	98	1992	64	.605	162	.395	5,564	679	1,466	278	24	149	638	474	38	841	100	55	6,179	2,239	451	52	51	47	148	.263	.323	.402	.725
8	Mariners	98	1977	64	.605	162	.395	5,460	624	1,398	218	33	133	589	426	35	769	110	67	6,044	2,081	384	81	42	22	114	.256	.312	.381	.693
9	Mariners	95	2011	67	.586	162	.414	5,421	556	1,263	253	22	109	534	435	37	1,280	125	40	5,972	1,887	384	38	41	33	82	.233	.292	.348	.640
10	Mariners	95	1986	67	.586	162	.414	5,498	718	1,392	243	41	158	681	572	34	1,148	93	76	6,185	2,191	442	52	29	38	125	.253	.326	.399	.724
11	Mariners	95	1979	67	.586	162	.414	5,544	711	1,490	250	52	132	676	515	28	725	126	52	6,202	2,240	434	61	54	45	158	.269	.331	.404	.735
12	Mariners	94	2019	68	.580	162	.420	5,500	758	1,305	254	28	239	730	588	58	1,581	115	47	6,197	2,332	521	14	37	7	83	.237	.316	.424	.740
13	Mariners	93	2005	69	.574	162	.426	5,507	699	1,408	289	34	130	657	466	48	986	102	47	6,095	2,155	453	37	37	50	115	.256	.317	.391	.709
14	Mariners	93	1988	68	.578	161	.422	5,436	664	1,397	271	27	148	617	461	38	787	95	61	6,017	2,166	446	40	42	24	135	.257	.317	.398	.716
15	Mariners	91	2013	71	.562	162	.438	5,558	624	1,318	249	17	188	597	529	31	1,353	49	23	6,172	2,165	454	26	28	21	122	.237	.306	.390	.695
16	Mariners	89	1989	73	.549	162	.451	5,512	694	1,417	237	29	134	653	489	45	838	81	55	6,133	2,114	400	35	52	40	109	.257	.320	.384	.703
17	Mariners	88	1985	74	.543	162	.457	5,521	719	1,410	277	38	171	686	564	31	942	94	35	6,185	2,276	486	28	41	36	147	.255	.326	.412	.738
18	Mariners	88	1984	74	.543	162	.457	5,546	682	1,429	244	34	129	635	519	42	871	116	62	6,211	2,128	407	66	38	35	101	.258	.324	.384	.708
19	Mariners	87	2012	75	.537	162	.463	5,494	619	1,285	241	27	149	584	466	30	1,259	104	35	6,057	2,027	417	32	35	21	95	.234	.296	.369	.665
20	Mariners	86	2015	76	.531	162	.469	5,544	656	1,379	262	22	198	624	478	36	1,336	69	45	6,131	2,279	482	38	35	31	123	.249	.311	.411	.722
21	Mariners	86	1982	76	.531	162	.469	5,626	651	1,431	259	33	130	614	456	22	806	131	82	6,181	2,146	422	42	35	31	113	.254	.311	.381	.692
22	Mariners	85	1998	76	.528	161	.472	5,628	859	1,553	321	28	234	822	558	57	1,081	115	39	6,327	2,632	583	36	48	26	107	.276	.345	.468	.812
23	Mariners	85	1990	77	.525	162	.475	5,474	640	1,419	251	26	107	610	596	40	749	105	51	6,205	2,043	384	41	54	41	140	.259	.333	.373	.707
24	Mariners	84	2017	78	.519	162	.481	5,551	750	1,436	281	17	200	714	487	78	1,267	89	35	6,165	2,351	498	14	35	31	131	.259	.325	.424	.749
25	Mariners	84	2006	78	.519	162	.481	5,670	756	1,540	266	42	172	703	404	63	974	106	37	6,213	2,406	480	38	38	49	117	.272	.325	.424	.749

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More Mariners Stats

Team Batting Leaders

14

Rodríguez

RBI

37

Rodríguez

AVG

.287

Arozarena

Team Pitching Leaders

6

Woo

100

Gilbert

ERA

1.58

Miller

Team Rankings

100

9th

329

21st

702

8th

ERA

3.59

5th

2026 Division Standings

TEAM	W	L	PCT	GB
Mariners	41	39	.513
Athletics	38	41	.481	2.5
Rangers	38	42	.475	3.0
Astros	38	43	.469	3.5
Angels	33	48	.407	8.5

Schedule

DATE	MATCHUP			TIME (ET)
Wed 6/24	SEA	@	PIT	6:40 PM
Thu 6/25	SEA	@	PIT	12:35 PM
Fri 6/26	SEA	@	CLE	7:10 PM
Sat 6/27	SEA	@	CLE	7:10 PM
Sun 6/28	SEA	@	CLE	1:40 PM

Last Game

Mariners

41 - 39

Final

Pirates

39 - 40

Tue 23 Jun 2026

MLB 2026 Batting Leaders

HR Leaders

29

Schwarber

25

Alvarez

25

Buxton

RBI Leaders

61

Kurtz

58

Pages

58

Walker

Batting Average Leaders

.340

Lopez

.331

Lee

.325

Alvarez

Hit Leaders

107

Lopez

96

Arraez

94

Alvarez

Run Leaders

70

Wood

57

Alvarez

57

Turang

OBP Leaders

.436

Alvarez

.434

Kurtz

.414

Ohtani

SLG Leaders

.640

Alvarez

.596

Rice

.595

Buxton

SB Leaders

31

Nuñez

28

Witt

24

Ramírez

MLB 2026 Pitching Leaders

Win Leaders

10

Ashby

9

Burns

9

Williams

Strikeout Leaders

138

Misiorowski

121

Sánchez

118

Cease

ERA Leaders

1.45

Misiorowski

1.71

Schlittler

1.80

Sánchez

WHIP Leaders

0.75

Misiorowski

0.87

Yamamoto

0.88

Rasmussen

K/9 Leaders

13.35

Misiorowski

10.94

Skenes

10.76

deGrom

K/BB Leaders

6.06

Schlittler

6.05

Sánchez

6.00

Misiorowski

Walk Leaders

15

Rasmussen

16

Woo

17

Yamamoto

MLB Fantasy 2026

FanDuel Points Leaders

1,494.5

Ohtani

1,151.5

Wood

1,121.7

Kurtz

DraftKings Points Leaders

1,027.2

Ohtani

857

Wood

836

Alvarez

MLB 2026 Betting

Best Record ATS

50-30

47-30

45-33

44-33

44-34

44-35

Worst Record ATS

30-50

30-49

31-48

32-47

32-46

34-44

MLB 2026 Standings

NL East	W	L	PCT	GB
Braves	48	30	.615
Phillies	43	36	.544	5.5
Marlins	42	39	.519	7.5
Nationals	41	39	.513	8.0
Mets	34	45	.430	14.5
NL Central	W	L	PCT	GB
Brewers	48	29	.623
Cardinals	42	35	.545	6.0
Cubs	42	37	.532	7.0
Pirates	39	40	.494	10.0
Reds	37	41	.474	11.5
NL West	W	L	PCT	GB
Dodgers	51	29	.638
Padres	41	37	.526	9.0
Diamondbacks	40	39	.506	10.5
Giants	32	46	.410	18.0
Rockies	32	49	.395	19.5

AL East	W	L	PCT	GB
Yankees	47	31	.603
Rays	43	33	.566	3.0
Blue Jays	39	40	.494	8.5
Orioles	38	43	.469	10.5
Red Sox	32	46	.410	15.0
AL Central	W	L	PCT	GB
White Sox	41	37	.526
Guardians	41	39	.513	1.0
Twins	38	43	.469	4.5
Tigers	34	45	.430	7.5
Royals	34	46	.425	8.0
AL West	W	L	PCT	GB
Mariners	41	39	.513
Athletics	38	41	.481	2.5
Rangers	38	42	.475	3.0
Astros	38	43	.469	3.5
Angels	33	48	.407	8.5

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Tue 6/9	SEA	@	BAL	6-5
Tue 6/9	AZ	@	MIA	6-10
Tue 6/9	BOS	@	TBR	3-4
Tue 6/9	NYY	@	CLE	3-2
Tue 6/9	MIN	@	DET	4-10

Schedule

DATE	MATCHUP			TIME (ET)
Wed 6/24	NYY	@	DET	6:40 PM
Wed 6/24	SEA	@	PIT	6:40 PM
Wed 6/24	KCR	@	TBR	6:40 PM
Wed 6/24	PHI	@	WSH	6:45 PM
Wed 6/24	HOU	@	TOR	7:07 PM

The Seattle Mariners lost their most games in a season in 1978, with 104 losses.

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More Mariners Stats

14

37

.287

6

100

1.58

MLB 2026 Batting Leaders

29

25

25

61

58

58

.340

.331

.325

107

96

94

70

57

57

.436

.434

.414

.640

.596

.595

31

28

24

MLB 2026 Pitching Leaders

10

9

9

138

121

118

1.45

1.71

1.80

0.75

0.87

0.88

13.35

10.94

10.76

6.06

6.05

6.00

15

16

17

MLB Fantasy 2026

1,494.5

1,151.5

1,121.7

1,027.2

857

836

MLB 2026 Betting

MLB 2026 Standings

MLB 2026 Scores & Schedule

Scores

Schedule