The temporary rule changes for the 2020 season would continue in the 2021 regular season: A runner will be placed on second base at the start of every half-inning of any game that goes into extra innings. Doubleheaders will be played as two seven-inning games.

2021 Regular Season Results

Date    OpponentResultScoreRecord
4/1vs San FranciscoW  8-7
10		 1-0
4/2vs San FranciscoL  3-6 1-1
4/3vs San FranciscoW  4-0 2-1
4/5vs Chi. White SoxL  0-6 2-2
4/6vs Chi. White SoxL  4-10 2-3
4/7vs Chi. White SoxW  8-4 3-3
4/8at MinnesotaL  2-10 3-4
4/10at MinnesotaW  4-3
10		 4-4
4/11at MinnesotaW  8-6 5-4
4/13at BaltimoreW  4-3
8		 6-4
4/13at BaltimoreL  6-7
7		 6-5
4/15at BaltimoreW  4-2
7		 7-5
4/15at BaltimoreW  2-1
7		 8-5
4/16vs HoustonW  6-5 9-5
4/17vs HoustonL  0-1 9-6
4/18vs HoustonW  7-2 10-6
4/19vs LA DodgersW  4-3 11-6
4/20vs LA DodgersL  0-1 11-7
4/22at BostonW  7-3
10		 12-7
4/23at BostonL  5-6 12-8
4/24at BostonW  8-2 13-8
4/25at BostonL  3-5 13-9
4/26at HoustonL  2-5 13-10
4/27at HoustonL  0-2 13-11
4/28at HoustonL  5-7 13-12
4/29at HoustonW  1-0 14-12
4/30vs LA AngelsW  7-4 15-12
5/1vs LA AngelsL  5-10 15-13
5/2vs LA AngelsW  2-0 16-13
5/3vs BaltimoreL  3-5 16-14
5/4vs BaltimoreW  5-2 17-14
5/5vs BaltimoreL  0-6 17-15
5/7at TexasW  5-4 18-15
5/8at TexasL  8-9 18-16
5/9at TexasL  2-10 18-17
5/11at LA DodgersL  4-6 18-18
5/12at LA DodgersL  1-7 18-19
5/13vs ClevelandL  2-4 18-20
5/14vs ClevelandW  7-3 19-20
5/15vs ClevelandW  7-3 20-20
5/16vs ClevelandW  3-2 21-20
5/17vs DetroitL  1-4 21-21
5/18vs DetroitL  0-5 21-22
5/19vs DetroitL  2-6 21-23
5/21at San DiegoL  1-16 21-24
5/22at San DiegoL  4-6 21-25
5/23at San DiegoL  2-9 21-26
5/24at OaklandW  4-2 22-26
5/25at OaklandW  4-3 23-26
5/26at OaklandL  3-6 23-27
5/27vs TexasW  5-0 24-27
5/28vs TexasW  3-2 25-27
5/29vs TexasW  3-2 26-27
5/30vs TexasW  4-2 27-27
5/31vs OaklandW  6-5
10		 28-27
6/1vs OaklandL  6-12 28-28
6/2vs OaklandL  0-6 28-29
6/3at LA AngelsW  6-2 29-29
6/4at LA AngelsL  2-3 29-30
6/5at LA AngelsL  5-12 29-31
6/6at LA AngelsW  9-5 30-31
6/8at DetroitL  3-5 30-32
6/9at DetroitW  9-6
11		 31-32
6/10at DetroitL  3-8 31-33
6/11at ClevelandL  0-7 31-34
6/12at ClevelandL  4-5
10		 31-35
6/13at ClevelandW  6-2 32-35
6/14vs MinnesotaW  4-3 33-35
6/15vs MinnesotaW  10-0 34-35
6/16vs MinnesotaL  2-7 34-36
6/17vs Tampa BayW  6-5 35-36
6/18vs Tampa BayW  5-1 36-36
6/19vs Tampa BayW  6-5
10		 37-36
6/20vs Tampa BayW  6-2
10		 38-36
6/22vs ColoradoW  2-1 39-36
6/23vs ColoradoL  2-5 39-37
6/25at Chi. White SoxW  9-3 40-37
6/26at Chi. White SoxW  3-2 41-37
6/27at Chi. White SoxL  5-7
7		 41-38
6/29at TorontoL  3-9 41-39
6/30at TorontoW  9-7
10		 42-39
7/1at TorontoW  7-2 43-39
7/2vs TexasW  5-4
10		 44-39
7/3vs TexasL  3-7 44-40
7/4vs TexasW  4-1 45-40
7/6vs NY YankeesL  1-12 45-41
7/7vs NY YankeesL  4-5 45-42
7/8vs NY YankeesW  4-0 46-42
7/9vs LA AngelsW  7-3 47-42
7/10vs LA AngelsW  2-0 48-42
7/11vs LA AngelsL  1-7 48-43
7/16at LA AngelsW  6-5 49-43
7/17at LA AngelsL  4-9 49-44
7/18at LA AngelsW  7-4 50-44
7/20at ColoradoW  6-4 51-44
7/21at ColoradoL  3-6 51-45
7/22vs OaklandL  1-4 51-46
7/23vs OaklandW  4-3 52-46
7/24vs OaklandW  5-4 53-46
7/25vs OaklandW  4-3 54-46
7/26vs HoustonW  11-8 55-46
7/27vs HoustonL  6-8 55-47
7/28vs HoustonL  4-11 55-48
7/30at TexasW  9-5 56-48
7/31at TexasL  4-5
10		 56-49
8/1at TexasL  3-4 56-50
8/2at Tampa BayW  8-2 57-50
8/3at Tampa BayW  4-2 58-50
8/4at Tampa BayL  3-4 58-51
8/5at NY YankeesL  3-5 58-52
8/6at NY YankeesL  2-3
11		 58-53
8/7at NY YankeesL  4-5 58-54
8/8at NY YankeesW  2-0 59-54
8/10vs TexasL  4-5
10		 59-55
8/11vs TexasW  2-1 60-55
8/12vs TexasW  3-1 61-55
8/13vs TorontoW  3-2 62-55
8/14vs TorontoW  9-3 63-55
8/15vs TorontoL  3-8 63-56
8/17at TexasW  3-1 64-56
8/18at TexasW  3-1 65-56
8/19at TexasW  9-8
11		 66-56
8/20at HoustonL  3-12 66-57
8/21at HoustonL  1-15 66-58
8/22at HoustonW  6-3
11		 67-58
8/23at OaklandW  5-3 68-58
8/24at OaklandW  5-1 69-58
8/26vs Kansas CityL  4-6 69-59
8/27vs Kansas CityL  7-8
12		 69-60
8/28vs Kansas CityL  2-4 69-61
8/29vs Kansas CityW  4-3 70-61
8/30vs HoustonL  3-4 70-62
8/31vs HoustonW  4-0 71-62
9/1vs HoustonW  1-0 72-62
9/3at ArizonaW  6-5
10		 73-62
9/4at ArizonaW  8-5 74-62
9/5at ArizonaW  10-4
11		 75-62
9/6at HoustonL  2-11 75-63
9/7at HoustonL  4-5
10		 75-64
9/8at HoustonW  8-5 76-64
9/10vs ArizonaW  5-4 77-64
9/11vs ArizonaL  3-7 77-65
9/12vs ArizonaL  4-5 77-66
9/13vs BostonW  5-4 78-66
9/14vs BostonL  4-8 78-67
9/15vs BostonL  4-9
10		 78-68
9/17at Kansas CityW  6-2 79-68
9/18at Kansas CityL  1-8 79-69
9/19at Kansas CityW  7-1 80-69
9/20at OaklandW  4-2 81-69
9/21at OaklandW  5-2 82-69
9/22at OaklandW  4-1 83-69
9/23at OaklandW  6-5 84-69
9/24at LA AngelsW  6-5 85-69
9/25at LA AngelsL  1-14 85-70
9/26at LA AngelsW  5-1 86-70
9/27vs OaklandW  13-4 87-70
9/28vs OaklandW  4-2 88-70
9/29vs OaklandW  4-2 89-70
10/1vs LA AngelsL  1-2 89-71
10/2vs LA AngelsW  6-4 90-71
10/3vs LA AngelsL  3-7 90-72

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F i l t e r   &   S o r t 
2021 Seattle Mariners Media Guidepublication