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Sports·MLB·Seattle Mariners
Seattle Mariners

Mariners MLB Baseball Odds 2026

SEA|25 players
Trading Volume$205.8M
Active Markets278
Win Rate46%
Record66-76

Player Roster

Active

PlayerName
J
J.P. Crawford
#3
J
Josh Naylor
#12
G
Gabe Speier
#55
T
Taylor Ward
#27
P
Patrick Wisdom
#35
R
Randy Arozarena
#56
S
Seranthony Domínguez
#58
W
Weston Wilson
#31
S
Stuart Fairchild
#17
J
Julio Rodríguez
#44
A
Andrés Muñoz
#75
J
Jhonny Pereda
#5
L
Logan Gilbert
#36
C
Cal Raleigh
#29
C
Carlos Vargas
#54
M
Michael Rucker
#38
E
Eduard Bazardo
#83
G
George Kirby
#68
C
Cooper Criswell
#88
B
Bryce Miller
#50
B
Bryan Woo
#22
D
Dominic Canzone
#8
L
Lazaro Montes
#99
J
José A. Ferrer
#45
C
Cole Young
#2

Player Stats

Hitters

PlayerAVGHRRBIRSBOPS
Randy Arozarena0.271226692210.834
Dominic Canzone0.25421634920.810
Julio Rodríguez0.242206164200.701
Cal Raleigh0.17621583920.662
Cole Young0.24616586730.691
Josh Naylor0.269104951260.693
Luke Raley0.22515392810.723
J.P. Crawford0.22410324210.696
Taylor Ward0.2257346940.672
Colt Emerson0.1908232430.581

Pitchers

PlayerWLERASOIPSV
Logan Gilbert1193.7101650
George Kirby9104.190152.70
Bryan Woo1094.250148.30
Emerson Hancock783.570138.70
Bryce Miller484.01098.70

Team Stats

Seattle Mariners

142 GP
AVG0.230
HR163
RBI544
R565
SB98
OPS0.687
ERA4.22

All Markets

Seattle Mariners Markets
Seattle Mariners vs. AthleticsSeattle Mariners50%Athletics50%
Will there be a run scored in the first inning?: Seattle Mariners vs. AthleticsYes50%No51%
Texas Rangers vs. Seattle MarinersTexas Rangers46%Seattle Mariners55%
Will there be a run scored in the first inning?: Texas Rangers vs. Seattle MarinersYes49%No51%
Texas Rangers vs. Seattle MarinersTexas Rangers46%Seattle Mariners54%
Will there be a run scored in the first inning?: Texas Rangers vs. Seattle MarinersYes49%No51%
Texas Rangers vs. Seattle MarinersTexas Rangers46%Seattle Mariners55%
Will there be a run scored in the first inning?: Texas Rangers vs. Seattle MarinersYes49%No51%
Athletics vs. Seattle MarinersAthletics36%Seattle Mariners65%
Will there be a run scored in the first inning?: Athletics vs. Seattle MarinersYes47%No53%
Spread: Seattle Mariners (-1.5)Seattle Mariners45%Athletics56%
Athletics vs. Seattle Mariners: O/U 7.5Over50%Under50%
1st 5 Innings Spread: Seattle Mariners (-1.5)Seattle Mariners46%Athletics54%
1st 5 Innings Spread: Athletics (-1.5)Athletics45%Seattle Mariners56%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 2.5Over50%Under50%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 3.5Over60%Under40%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 4.5Over47%Under54%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 5.5Over36%Under65%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 6.5Over50%Under50%
Will the game go to extra innings?: Athletics vs. Seattle MarinersYes50%No50%
Spread: Seattle Mariners (-2.5)Seattle Mariners34%Athletics67%
Spread: Athletics (-1.5)Athletics25%Seattle Mariners75%
Spread: Athletics (-2.5)Athletics17%Seattle Mariners83%
Athletics vs. Seattle Mariners: O/U 6.5Over63%Under38%
Athletics vs. Seattle Mariners: O/U 8.5Over42%Under59%
Athletics vs. Seattle MarinersAthletics32%Seattle Mariners69%
Will there be a run scored in the first inning?: Athletics vs. Seattle MarinersYes49%No51%
Spread: Seattle Mariners (-1.5)Seattle Mariners50%Athletics51%
Athletics vs. Seattle Mariners: O/U 7.5Over51%Under50%
1st 5 Innings Spread: Seattle Mariners (-1.5)Seattle Mariners42%Athletics59%
1st 5 Innings Spread: Athletics (-1.5)Athletics19%Seattle Mariners82%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 2.5Over73%Under28%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 3.5Over60%Under41%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 4.5Over46%Under55%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 5.5Over35%Under66%
Athletics vs. Seattle Mariners: 1st 5 Innings O/U 6.5Over25%Under75%
Will the game go to extra innings?: Athletics vs. Seattle MarinersYes8%No92%
Spread: Seattle Mariners (-2.5)Seattle Mariners38%Athletics63%
Spread: Athletics (-1.5)Athletics22%Seattle Mariners79%
Spread: Athletics (-2.5)Athletics14%Seattle Mariners87%
Athletics vs. Seattle Mariners: O/U 6.5Over64%Under37%
Athletics vs. Seattle Mariners: O/U 8.5Over42%Under59%

About Seattle Mariners

Frequently Asked Questions

Polymarket currently hosts 278 active markets for Seattle Mariners (SEA) with over $205.8M in total trading volume. You can trade on game winners (moneyline), spreads, totals (over/under), and other markets across all of their upcoming games. Each market is priced as an implied probability — for example, a price of 65¢ means traders collectively believe there is a 65% chance of that outcome. New markets are added as Seattle Mariners's schedule progresses.

Based on their recent games, Seattle Mariners has a 46% win rate with a record of 66-76. You can view their full game-by-game results on this page, including scores, opponents, and context. Recent form is one of the strongest factors influencing market odds — a team on a winning streak will typically see higher implied probabilities, while a losing run often shifts odds against them.

Each MLB market on Polymarket is structured as a yes/no question — for example, "Will Seattle Mariners win?" You buy shares in "Yes" or "No" at the current market price, which reflects the crowd-sourced implied probability. If your side is correct when the game concludes, your shares pay out $1 each. If incorrect, they pay $0. You can also sell your shares at any time before the game ends to lock in a profit or cut a loss. Prices update in real-time as traders react to news like injury reports, lineup changes, and other developments.

All Seattle Mariners markets resolve based on official game results, including overtime or extra periods where applicable. Moneyline markets resolve based on the final result of the game. Spread markets resolve based on the final margin relative to the posted line. Totals (over/under) resolve based on the combined final score. You can check the Rules on any individual market page to see the exact resolution criteria, including how postponements or cancellations are handled.

Polymarket odds are set by real traders putting real money behind their positions, which tends to produce well-calibrated probabilities. With over $205.8M traded on Seattle Mariners markets alone, these prices aggregate the collective knowledge of participants who follow MLB closely — factoring in team form, injuries, schedule strength, and head-to-head records. Prediction markets have a strong track record of accuracy, often outperforming traditional sources by reflecting the latest information as it emerges. Visit the accuracy page on Polymarket for the latest accuracy metrics across different time periods.

Several factors can move Seattle Mariners's odds on Polymarket. The most impactful include recent results and form, injury reports and lineup changes, schedule context (regular season vs. playoffs), head-to-head history against specific opponents, and home vs. away performance. Traders incorporate all of these variables into the price, which is why odds can shift rapidly when new information like a key player being ruled out becomes available.

Yes. This page is a free resource for tracking Seattle Mariners's game results, win rate, and live market odds — no account or trade required. You can monitor how odds shift in real-time as a way to gauge market sentiment on Seattle Mariners's upcoming games. If you decide to trade later, you can sign up and fund your account at any time.

Sign up for a free Polymarket account and fund it using crypto, a credit or debit card, or a bank transfer. Then return to this page, choose any active Seattle Mariners market, select the side you want to trade, enter your amount, and confirm. Your position will be visible in your portfolio, and you can sell at any time before the market resolves.

On Polymarket, the price of each side in a market represents the market's implied probability. A price of 65¢ for SEA on the moneyline means traders collectively believe there is roughly a 65% chance that Seattle Mariners will win that game. If you buy SEA shares at 65¢ and they win, you receive $1 per share — a profit of 35¢ per share. If they lose, those shares are worth $0. Prices shift in real-time as new information emerges and traders update their positions.

Polymarket is the world's largest prediction market, where you can stay informed and trade on real-world events. Traders buy and sell shares on outcomes across politics, sports, crypto, finance, tech, culture, and esports — including MLB games for teams like Seattle Mariners. Prices reflect real-time, crowd-sourced probabilities backed by real money, offering a transparent, market-driven alternative to traditional odds sources. Visit polymarket.com to explore all available markets.

Updated Sep 5, 2026 7:05 pm ET