At +905, the Seattle Mariners are positioned as legitimate World Series contenders this 2023 season with an implied 10% probability.
Opening the 2023 season at +1900, the Seattle Mariners have seen their odds shorten to +905 — a 99.0% improvement in implied probability that reflects growing market confidence.
The Seattle Mariners have been inconsistent lately, going 4-6 in their last 10 games, and the market reflects that uncertainty at +905.
Bettors shopping for the best Seattle Mariners price should look at BetRivers, currently offering +1000 — significantly better than DraftKings at +700. That's a meaningful gap worth capturing.
This season, the Seattle Mariners reached their peak market valuation at +1130 on Sep 3 and touched their lowest point at +6800 on Jul 2.
This Seattle Mariners odds tracker is your single source for 2023 world series futures odds. The chart above shows the full odds history — how Seattle Mariners title odds have moved day by day — giving you a complete picture of the market's view on their championship chances.