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MLB · Final

Mariners Edge Rockies in Close Contest at Coors Field

Sunday, September 20, 2026, 3:10 PM ET · Coors Field

Quick answers

Who won Seattle Mariners vs Colorado Rockies?

Seattle Mariners beat Colorado Rockies 2-1 at Coors Field on September 20, 2026.

Who was favored in Seattle Mariners vs Colorado Rockies?

Seattle Mariners were the favorite at DraftKings, moneyline -163 (about 62% implied). The favorite won.

In a tightly contested matchup, the Seattle Mariners triumphed over the Colorado Rockies with a final score of 2-1 at Coors Field on September 20, 2026. This victory allowed the Mariners to clinch the series 2-1 against the Rockies, continuing their recent upward trend in performance. The Mariners, now holding a record of 73-83, have shown resilience in their last ten games, recording a 4-6 record but currently riding a two-game winning streak. They averaged 5.8 runs scored while allowing 4.7 runs during this stretch. In contrast, the Rockies, with a disappointing 57-99 record, have struggled significantly, managing only one win in their last ten games, resulting in a 1-9 record. Their recent performances have seen them score an average of 4.0 runs while allowing 7.1 runs per game.

Seattle's recent form has been bolstered by a strong away performance, with a 3-3 record in their last six away games. They have averaged 7.2 runs scored and only 3.0 runs allowed in their last five games, showcasing a significant improvement in their offensive capabilities. The Rockies, however, have faltered at home, with a 1-3 record in their last four home games and an overall average of 4.8 runs scored and 6.6 runs allowed in their last five contests.

The matchup featured several key injuries impacting both teams. The Rockies were without Kyle Karros, who is day-to-day with a back issue, and Kris Bryant, who remains on the 60-day injured list due to a back injury. Additionally, Willi Castro is on the 10-day injured list with a heel injury, while McCade Brown and Chase Dollander are also on the 60-day injured list due to shoulder and elbow issues, respectively. The Mariners faced their own challenges, with Brendan Donovan on the 7-day injured list due to a concussion, and Brennen Davis on the 60-day injured list with a hamstring injury. Cole Wilcox and Will Wilson are also on the injured list, with Wilcox on the 15-day list due to an oblique injury and Wilson on the 60-day list due to a thumb injury. Emerson Hancock is also on the 15-day injured list with a groin issue.

The game conditions at Coors Field were typical for late September, with the atmosphere charged as fans anticipated a close game. The Mariners took an early lead in the fourth inning when Canzone singled to center, allowing Arozarena to score. They extended their lead in the sixth inning with another scoring play, as Canzone doubled to right, bringing Crawford home. The Rockies managed to score in the ninth inning with a home run from Goodman, but it was not enough to secure a comeback.

The betting market reflected the Mariners' recent form, with DraftKings setting the odds at SEA -163, suggesting a strong belief in their chances against the Rockies. The spread was set at 1.5, with a total of 11.0 runs for the game, indicating expectations of a competitive matchup.

In terms of head-to-head performance, the Rockies have struggled against the Mariners, losing their last four meetings, including the previous match on September 19, 2026, where they fell 4-5 at home. The Mariners have consistently outperformed the Rockies in their recent encounters, further highlighting the challenges faced by Colorado this season.

As the game concluded, the Rockies' home win probability was recorded at 0.0%, underscoring their difficulties in securing victories in front of their home crowd. The Mariners' ability to capitalize on scoring opportunities proved decisive, while the Rockies continue to seek solutions to their ongoing struggles as the season winds down.

What we said beforehand

The Colorado Rockies will host the Seattle Mariners at Coors Field on September 20, 2026, with the series tied at 1-1. This matchup is intriguing not only because of the close series but also due to the contrasting fortunes of the two teams in recent games. The Rockies have a home record of 57-98, while the Mariners sit at 72-83 away from home, highlighting the challenges Colorado has faced this season.

In their last five games, the Rockies have managed just two wins, with a record of 2-3. Their recent games include a victory against the San Diego Padres (9-3) and a loss to the Mariners (5-4) on September 19. Overall, the Rockies have averaged 4.0 runs scored and allowed 7.1 runs in their last ten games, indicating a struggle both offensively and defensively. They have lost their last two home games, with a home record of 1-3 in their last four.

Conversely, the Mariners have shown some resilience, winning four of their last ten games, with a record of 4-6. They recently defeated the Rockies (5-4) and the Los Angeles Angels (7-2), showcasing a scoring average of 5.8 runs while allowing 4.7 runs during that stretch. The Mariners are currently on a two-game winning streak, which could provide them with a confidence boost heading into this matchup.

Historically, the Rockies have struggled against the Mariners, losing their last four meetings, including the previous matchup this season. In their last encounter on September 19, the Rockies fell just short, losing 5-4. This trend of the Mariners performing well against Colorado adds an extra layer of pressure on the Rockies to break the streak.

In terms of injuries, the Rockies will be missing several key players, including Kyle Karros (Day-To-Day, Back), Kris Bryant (60-Day IL, Back), Willi Castro (10-Day IL, Heel), McCade Brown (60-Day IL, Shoulder), and Chase Dollander (60-Day IL, Elbow). The Mariners also have notable absences, including Brendan Donovan (7-Day IL, Concussion), Brennen Davis (60-Day IL, Hamstring), Cole Wilcox (15-Day IL, Oblique), Will Wilson (60-Day IL, Thumb), and Emerson Hancock (15-Day IL, Groin). The injury lists for both teams could significantly impact their performance.

The betting market reflects the Mariners as the favorites, with DraftKings pricing the Mariners at -166 and the Rockies at +137 on the money line. The spread is set at 1.5, with the total runs expected to be around 11.0, indicating that both teams may have opportunities to score.

Weather conditions at Coors Field are projected to be mild, with a temperature of 70°F and a slight chance of precipitation at 5%. Wind gusts could reach up to 14 mph, potentially affecting gameplay.

As the Rockies and Mariners prepare to face off, viewers should watch for the performance of key players. For the Rockies, TJ Rumfield leads with a batting average of .302, while Hunter Goodman has hit 38 home runs this season. On the Mariners' side, Randy Arozarena boasts a batting average of .281 and has contributed 26 home runs. These players will be crucial in determining the outcome of this pivotal game.

Odds

BookSpreadTotalMoneyline
DraftKingsSEA -163 11 o -108 / u -112 Seattle Mariners -163 · Colorado Rockies +135

What these prices pay on $100 · What these numbers mean

Injury report

  • Kyle KarrosDay-To-DayBackColorado Rockies
  • Kris Bryant60-Day-ILBackColorado Rockies
  • Willi Castro10-Day-ILHeelColorado Rockies
  • McCade Brown60-Day-ILShoulderColorado Rockies
  • Chase Dollander60-Day-ILElbowColorado Rockies
  • Brendan Donovan7-Day ILConcussionSeattle Mariners
  • Brennen Davis60-Day-ILHamstringSeattle Mariners
  • Cole Wilcox15-Day-ILObliqueSeattle Mariners
  • Will Wilson60-Day-ILThumbSeattle Mariners
  • Emerson Hancock15-Day-ILGroinSeattle Mariners

Recent form

Colorado Rockies

Last 10: 1-9Streak L24 scored · 7.1 allowed per game1-3 at home

  • L4-5vs Seattle MarinersSep 19
  • L3-9vs San Diego PadresSep 17
  • W9-3vs San Diego PadresSep 16
  • L7-8vs San Diego PadresSep 15
  • L1-8at Detroit TigersSep 13
  • L7-11at Detroit TigersSep 12
  • L2-6at Detroit TigersSep 11
  • L3-10at New York YankeesSep 10
  • L1-6at New York YankeesSep 9
  • L3-5at New York YankeesSep 8

Seattle Mariners

Last 10: 4-6Streak W25.8 scored · 4.7 allowed per game3-3 away

  • W5-4at Colorado RockiesSep 19
  • W7-2at Los Angeles AngelsSep 17
  • L1-2at Los Angeles AngelsSep 16
  • L4-6at Los Angeles AngelsSep 15
  • W19-1at AthleticsSep 13
  • L5-6at AthleticsSep 12
  • W4-3vs Texas RangersSep 10
  • L5-10vs Texas RangersSep 9
  • L2-6vs AthleticsSep 6
  • L6-7vs AthleticsSep 5

Standings

TeamGames behindLostStreakWin %Won
Texas-78L1.50078
Houston179L3.49477
Seattle583W1.46873
Athletics16.594L5.39461
Los Angeles17.595W1.38760
Los Angeles-60W3.61395
San Diego969W4.55586
Arizona1474W1.52381
San Francisco3191L2.41364
Colorado38.599L1.36557

How the scoring went

  1. 4th Inning1-0Canzone singled to center, Arozarena scored, Canzone to second.
  2. 6th Inning2-0Canzone doubled to right, Crawford scored.
  3. 9th Inning2-1Goodman homered to left (389 feet).

Win probability

Above the line favours Colorado Rockies, below favours Seattle Mariners.

Venue

  • Coors FieldDenver, Colorado
  • Attendance33751
  • OfficialsEdwin Jimenez, Alfonso Marquez, Mike Estabrook, Malachi Moore

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Fixture data from the league feeds. The report was written from the recorded facts for this game and nothing else.