St. Louis Cardinals vs. Washington Nationals

Prediction market · Polymarket
Overview

This is a market on the MLB baseball game between St. Louis Cardinals and Washington Nationals, scheduled for March 17 at 1:05PM ET. This market will resolve to "St. Louis Cardinals" if the St. Louis Cardinals win the game. This market will resolve to "Washington Nationals" if the Washington Nationals win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.
Ticker
mlb-stl-wsh-2026-03-17
Volume
9.4K
24h volume
9.4K
1w volume
9.4K
Open interest
Liquidity
825.7K
Liquidity CLOB
825.7K
Start
Mar 10, 2026
End
Mar 24, 2026
Status
Active
Access
Restricted
Created
Mar 17, 2026
Resolution source
https://www.mlb.com/
Event ID
259678
Slug
mlb-stl-wsh-2026-03-17
Markets
Tags
Games Sports MLB
Raw event data
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  "slug": "mlb-stl-wsh-2026-03-17",
  "title": "St. Louis Cardinals vs. Washington Nationals",
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  "endDate": "2026-03-24T17:05:00Z",
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  "closed": false,
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  "openInterest": 0,
  "createdAt": "2026-03-10T21:18:35.134485Z",
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      "description": "In the upcoming MLB game, scheduled for March 17 at 1:05 PM ET:\n\nThis market will resolve to \"St. Louis Cardinals\" if the St. Louis Cardinals win the game by 2 or more runs.\n\nOtherwise, this market will resolve to \"Washington Nationals\". If the game ends in a tie, this market will resolve to \"Washington Nationals\".\n\nIf the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50.",
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      "volume": "15.58",
      "active": true,
      "closed": false,
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      "description": "In the upcoming MLB game, scheduled for March 17 at 1:05 PM ET:\n\nThis market will resolve to \"Over\" if the St. Louis Cardinals and Washington Nationals combine to score 7 or more runs in this game.\n\nIf the combined total is less than 7, this market will resolve to \"Under\".\n\nIf the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50.",
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    "context_description": "Even pitching matchup between Cardinals' Sonny Gray (3.84 ERA) and Nationals' Trevor Williams (4.22 ERA) underpins the razor-thin 50.5% implied probability for Washington, reflecting trader consensus on two middling offenses averaging under four runs per game lately. St. Louis holds a slight home-field edge at Busch Stadium with a 26-28 record there, but Nationals' road resilience (25-30) and three wins in their last five create balance amid shaky bullpens on both sides. Recent developments like Nolan Gorman’s hot streak for Cardinals versus James Wood’s emergence for Washington even out momentum; late scratches, weather delays, or extra-inning fatigue could swiftly shift odds.",
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    "context_updated_at": "2026-03-16T19:16:47.413Z"
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}
St. Louis Cardinals vs. Washington Nationals
Vol 9.3KLiq 215.6KEnd Mar 24, 2026OpenOrder book
St. Louis Cardinals vs. Washington Nationals: O/U 6.5
Vol 16Liq 203.4KEnd Mar 17, 2026OpenOrder book
Spread: St. Louis Cardinals (-1.5)
Vol 16Liq 203.4KEnd Mar 17, 2026OpenOrder book
St. Louis Cardinals vs. Washington Nationals: O/U 7.5
Vol 6Liq 203.4KEnd Mar 17, 2026OpenOrder book