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Sports·MLB·St. Louis Cardinals
St. Louis Cardinals

St. Louis Cardinals · MLB

STL|25 players
Trading Volume$50.8M
Active Markets21
Win Rate57%
Record17-13

Player Roster

Active

PlayerName
J
José Fermín
#15
R
Ryne Stanek
#55
D
Dustin May
#3
J
JoJo Romero
#59
R
Ramón Urías
#29
N
Nolan Gorman
#16
M
Matthew Liberatore
#32
I
Iván Herrera
#48
R
Riley O'Brien
#61
Y
Yohel Pozo
#63
A
Andre Pallante
#53
P
Pedro Pagés
#43
J
Justin Bruihl
#47
A
Alec Burleson
#41
J
Jordan Walker
#18
M
Masyn Winn
#0
T
Thomas Saggese
#25
M
Michael McGreevy
#36
G
Gordon Graceffo
#44
M
Matt Svanson
#49
H
Hunter Dobbins
#40
G
George Soriano
#65
V
Victor Scott II
#11
K
Kyle Leahy
#62
N
Nathan Church
#27

All Markets

St. Louis Cardinals Markets
Milwaukee Brewers vs. St. Louis CardinalsMilwaukee Brewers50%St. Louis Cardinals50%
Will there be a run scored in the first inning?: Milwaukee Brewers vs. St. Louis CardinalsYes50%No51%
Milwaukee Brewers vs. St. Louis CardinalsMilwaukee Brewers54%St. Louis Cardinals46%
Will there be a run scored in the first inning?: Milwaukee Brewers vs. St. Louis CardinalsYes43%No57%
Milwaukee Brewers vs. St. Louis CardinalsMilwaukee Brewers55%St. Louis Cardinals45%
Will there be a run scored in the first inning?: Milwaukee Brewers vs. St. Louis CardinalsYes43%No57%
Los Angeles Dodgers vs. St. Louis CardinalsLos Angeles Dodgers66%St. Louis Cardinals34%
Will there be a run scored in the first inning?: Los Angeles Dodgers vs. St. Louis CardinalsYes48%No52%
Los Angeles Dodgers vs. St. Louis CardinalsLos Angeles Dodgers57%St. Louis Cardinals43%
Will there be a run scored in the first inning?: Los Angeles Dodgers vs. St. Louis CardinalsYes47%No54%
Los Angeles Dodgers vs. St. Louis CardinalsLos Angeles Dodgers63%St. Louis Cardinals38%
Will there be a run scored in the first inning?: Los Angeles Dodgers vs. St. Louis CardinalsYes53%No48%
St. Louis Cardinals vs. Pittsburgh PiratesSt. Louis Cardinals85%Pittsburgh Pirates16%
Will there be a run scored in the first inning?: St. Louis Cardinals vs. Pittsburgh PiratesYes100%No0%
Spread: St. Louis Cardinals (-3.5)St. Louis Cardinals28%Pittsburgh Pirates50%
St. Louis Cardinals vs. Pittsburgh Pirates: O/U 8.5Over48%Under52%
Spread: St. Louis Cardinals (-1.5)St. Louis Cardinals86%Pittsburgh Pirates14%
St. Louis Cardinals vs. Pittsburgh Pirates: O/U 9.5Over20%Under80%
Spread: St. Louis Cardinals (-2.5)St. Louis Cardinals51%Pittsburgh Pirates50%
Spread: Pittsburgh Pirates (-1.5)Pittsburgh Pirates7%St. Louis Cardinals93%
St. Louis Cardinals vs. Pittsburgh Pirates: O/U 7.5Over61%Under40%

About St. Louis Cardinals

Frequently Asked Questions

Polymarket currently hosts 21 active markets for St. Louis Cardinals (STL) with over $50.8M 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 St. Louis Cardinals's schedule progresses.

Based on their recent games, St. Louis Cardinals has a 57% win rate with a record of 17-13. 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 St. Louis Cardinals 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 St. Louis Cardinals 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 $50.8M traded on St. Louis Cardinals 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 St. Louis Cardinals'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 St. Louis Cardinals'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 St. Louis Cardinals'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 St. Louis Cardinals 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 STL on the moneyline means traders collectively believe there is roughly a 65% chance that St. Louis Cardinals will win that game. If you buy STL 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 St. Louis Cardinals. 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 Apr 30, 2026 1:48 pm ET