Skip to content
SportsOhio32 outcomesSettled

Ohio World Series Odds 2026

Cincinnati Reds0%—Settled No (OH)

Settled Yes: Milwaukee Brewers; Cleveland Guardians settled No

Kalshi 144M contracts · Polymarket $48MVolume
32Outcomes
Kalshi + PolymarketPriced on 2 books
Milwaukee BrewersSettled Yes
Last priced: Real Time Odds on Prediction Genius
Price historyTop 4 of 32 · Oct 10, 2026–Oct 29, 2026
  1. Milwaukee Brewers100%—
  2. Tampa Bay Rays0%—
  3. Tampa Bay Rays0%—
  4. Cleveland GuardiansOH0%—
Top 4 over 19 days: Milwaukee Brewers 24%+317 on Oct 10, 2026, >99%-99900 on Oct 29, 2026.
Final odds32 outcomes · 2 platforms
#OutcomeKalshiPolymarketClosed
1Milwaukee BrewersSettled YesKAL 100%—POLY 100%—100%—100%—100%—KAL
2Tampa Bay RaysSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
3Milwaukee BrewersSettled NoKAL 100%—POLY 100%—100%—100%—0%—POLY
4Tampa Bay RaysSettled NoKAL 0%—POLY 0%—0%—0%—0%—POLY
5Cleveland GuardiansOHSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
6Los Angeles AngelsSettled NoKAL 0%—POLY 0%—0%—0%—0%—POLY
7Arizona DiamondbacksSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
8Atlanta BravesSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
9Cincinnati RedsOHSettled NoKAL 0%—POLY 0%—0%—0%—0%—POLY
10Pittsburgh PiratesSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
11San Diego PadresSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
12San Francisco GiantsSettled NoKAL 0%—POLY 0%—0%—0%—0%—POLY
13Detroit TigersSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
14Houston AstrosSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
15AthleticsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
16Philadelphia PhilliesSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
17Seattle MarinersSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
18Texas RangersSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
19Kansas City RoyalsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
20Los Angeles DodgersSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
21Miami MarlinsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
22New York YankeesSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
23Toronto Blue JaysSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
24Washington NationalsSettled NoKAL 0%—POLY 0%—0%—0%—0%—POLY
25St. Louis CardinalsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
26Boston Red SoxSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
27Chicago CubsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
28Minnesota TwinsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
29Baltimore OriolesSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
30Colorado RockiesSettled NoKAL 0%—POLY 0%—0%—0%—0%—POLY
31Chicago White SoxSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
32New York MetsSettled NoKAL 0%—POLY 0%—0%—0%—0%—KAL
How it settlesSettled by Kalshi, Polymarket

The market resolved on the winner of the 2026 World Series, which the Milwaukee Brewers won four games to one over the Tampa Bay Rays, clinching with a 4-1 win in Game 5 at Tropicana Field on October 28, 2026. Kalshi's Pro Baseball Champion 2026 event (KXMLB-26) paid Yes on a club's contract if that club won the 2026 Pro Baseball Championship; Kalshi finalized it at 11:19 p.m. Eastern on October 28, 2026, with Milwaukee's contract resolving Yes and every other club's No, ahead of its listed expected expiration of November 1, 2026. Polymarket's MLB World Series Champion 2026 market resolved to the team that won the 2026 World Series, resolved a listed team's contract No as soon as it became impossible for that team to win, would have resolved to Other had the season been canceled, postponed after December 31, 2026 or left without a winner, and used official Major League Baseball information as its primary source; it resolved the Brewers Yes and the Rays No early on October 29, 2026. The board's league and seed contracts are separate questions and are not covered here.

Market type
Multi Outcome
Priced on
Kalshi, Polymarket
What moves it
  • The Brewers won the World Series 4-1 over the Rays: 3-2 and 5-4 at American Family Field on October 23 and 24, 10-1 at Tropicana Field on October 26, a 4-3 Rays win in 12 innings on October 27, and 4-1 on October 28, 2026
  • No Ohio club reached the final: the Rays beat the Guardians 4-2 in the ALCS, winning Game 6 7-3 on October 19, 2026, and the Reds finished 75-87
  • The Brewers finished 103-59 at plus 214 with home field; the Rays finished 98-64 at plus 86
  • Kalshi and Polymarket both had the Brewers at 62% and the Rays at 38% to win the World Series on October 20, 2026, the morning after the pennant series ended
  • Kalshi finalized the event at 11:19 p.m. Eastern on October 28, 2026 and Polymarket resolved it early on October 29; as of November 2, 2026 both showed the Brewers' contract at 100%
Analysis · Ohio Predictions staff ·

The Brewers Won the World Series in Five, the Way the Market Had Leaned Once Cleveland Went Out

The Ohio World Series odds are settled: the Milwaukee Brewers won the 2026 World Series four games to one over the Tampa Bay Rays, closing it with a 4-1 win in Game 5 at Tropicana Field in St. Petersburg, Florida on October 28, 2026, according to Major League Baseball's official results. No Ohio club reached the final. The Cleveland Guardians lost the American League Championship Series to the Rays four games to two, falling 7-3 in Game 6 on October 19, and the Cincinnati Reds missed the postseason at 75-87. For a reader in Ohio, the title market was decided by two clubs from other states, and it went to the one the market had treated as the favorite from the day the matchup was set.

What the Closing Ohio World Series Price Says

The closing board shows what the price says about a short series between two good teams: the regular season is the best single guide, and it is only a guide. On October 20, 2026, the morning after the Rays won the pennant, Kalshi and Polymarket both had the Brewers at 62% to win the World Series and the Rays at 38%. That was a clear favorite but not a lopsided one, a price that expected Milwaukee to win about three times in five and left real room for Tampa Bay.

The market rests on a gap that was easy to see. The Brewers went 103-59, the best record in baseball, won the National League Central by 14 games and finished with a run differential of plus 214. The Rays went 98-64 with a plus 86 differential, the best record in the American League. Five wins separated the two clubs in the standings and 128 runs separated them in run differential, the figure that says how far apart two teams really were over 162 games, and the Brewers also held home field for Games 1, 2, 6 and 7.

Both venues have settled the board. Kalshi finalized its Pro Baseball Champion event at 11:19 p.m. Eastern on October 28, 2026, the night of Game 5, with Milwaukee's contract paying Yes and Tampa Bay's paying No, and Polymarket resolved its market the same way early on October 29. As of November 2, 2026, Kalshi and Polymarket both showed the Brewers' contract at 100% and the Rays' at 0, which means the price is now the settlement, not a forecast.

The board carried heavy trading to the end. As of November 2, 2026 the World Series market had traded about 144.2 million contracts on Kalshi and about $48.2M on Polymarket, with about 15.6 million contracts and about $3.2M on the Brewers and about 13.8 million contracts and about $2.5M on the Rays. The Guardians' contract, settled No after the pennant series, had drawn about 7.4 million contracts on Kalshi and about $1.9M on Polymarket, a measure of how much money followed Cleveland's October before it ended.

How the Ohio World Series Question Ended in the ALCS

The Guardians won the American League Central by one game over the Chicago White Sox, finishing 85-77 with a run differential of plus 11, by far the smallest of the four clubs that reached the pennant round. They came back from two games down to beat the White Sox in the Division Series, winning 9-3 and 9-5 at Rate Field in Chicago on October 7 and 8 and 2-0 at Progressive Field in Cleveland, Ohio on October 10.

Against the Rays they led twice. Cleveland won Game 1 7-3 at Tropicana Field on October 12 and Game 3 3-2 at Progressive Field on October 15. Tampa Bay won Game 2 3-1, Game 4 7-3 on October 17 after a rain postponement the day before, Game 5 3-1 at Progressive Field on October 18 and Game 6 7-3 in St. Petersburg on October 19, when Freddy Peralta won and Yandy Díaz and Junior Caminero homered. Kalshi settled the Guardians' World Series contract No at 11:32 p.m. Eastern that night, and Polymarket followed early on October 20.

For Cincinnati, the season ended earlier. The Reds finished fifth in the National League Central, 28 games behind Milwaukee, with a run differential of minus 160, and Kalshi settled their World Series contract No on September 18, 2026, 11 days before the postseason began on September 29.

The 2026 World Series, Game by Game

Milwaukee won the first two games at home by one run each. In Game 1 at American Family Field on October 23, Jacob Misiorowski got the win over Nick Martinez and Trevor Megill the save as the Brewers scored twice in the first inning, once more in the seventh and held on 3-2. Game 2 on October 24 opened with Tampa Bay scoring four runs in the first inning, and Milwaukee answered with two in the first and one each in the fourth, sixth and seventh to win 5-4. Liam Hicks homered for Tampa Bay and Sal Frelick for Milwaukee, with Abner Uribe getting the win and Aaron Ashby the save.

The series moved to Tropicana Field with the Rays needing two wins in three home games to send it back to Milwaukee. Game 3 on October 26 was the only lopsided one: the Brewers scored twice in the third and eight times in the fifth to win 10-1, with Robert Gasser beating Peralta. Tampa Bay saved the series for one night in Game 4 on October 27, winning 4-3 in 12 innings. The Brewers, who got home runs from Cooper Pratt and David Hamilton, took a 3-2 lead in the top of the 12th, and the Rays scored twice in the bottom of the inning to win it, with Ian Seymour getting the win and Shane Drohan taking the loss.

Game 5 on October 28 went back to the Game 1 winner. Misiorowski beat Drew Rasmussen for the second time in the series, the Brewers scored once in the second, once in the fifth and twice in the sixth, and Tampa Bay's only run came in the ninth, too late to matter. Milwaukee won 4-1 and the title in five.

The Case Against the Ohio World Series Read

The strongest case against reading the title as the regular season winning is that the margins were thinner than four games to one sounds. Three of the five games were decided by one run, Game 4 needed 12 innings, and Tampa Bay led Game 2 by four runs after the first inning in Milwaukee. A reader who holds this view points out that a couple of swings in those close games would have sent the series back to American Family Field level, and that the Rays had trailed Cleveland twice in the pennant series and still won it, so this was a club that had already come from behind in a short series.

There is a second strand, and it cuts the other way. Milwaukee had a week without a game between its sweep of the Los Angeles Dodgers on October 15 and Game 1, while the Rays arrived having played on October 17, 18 and 19. Rest helps a rotation line up and can cost a lineup its timing, and neither effect is measured by a 103-win season, so the result could reflect the calendar as much as the standings.

The counterpoint is that the 38% both venues showed for the Rays on October 20, 2026 already allowed for all of this. It was the price of a real underdog, not a long shot, and the close games are exactly the room that price left. The club with the better season, the better run differential and home field won, which is what the read said was more likely, not certain.

What Changes the Ohio World Series Read

This market cannot move again, because both venues have settled it. What changes the read underneath it, that the club with the clearly better regular season is the one to favor in October, is the next season that tests it, and the next one in which an Ohio club has a stake. Major League Baseball has already published the 2027 calendar:

• Spring training, February 19, 2027: the first date Major League Baseball lists for the 2027 season, when the Guardians and the Reds begin building the rosters the next title price will read.

• Opening Day, March 25, 2027: the regular season starts, and with it the records and run differentials that a 2027 World Series price leans on.

• Postseason, September 27 to October 31, 2027: the window for the next title, after a regular season scheduled to end on September 26, 2027.

When the Ohio World Series Market Resolved

The market resolved when the Brewers won their fourth game of the World Series, Game 5 at Tropicana Field on October 28, 2026, so no Game 6 or Game 7 was played in Milwaukee. Kalshi's Pro Baseball Champion 2026 event paid Yes on the winning club's contract and finalized at 11:19 p.m. Eastern that night, ahead of the November 1, 2026 expected expiration it had listed. Polymarket resolved each club's contract to the World Series winner, settled the Brewers Yes and the Rays No early on October 29, and named official Major League Baseball information as its primary source.

Cleveland's pennant series has its own page, the Guardians ALCS market, which recounts how the Rays won it in six games. The two clubs' own pages are the Guardians team page and the Reds team page. With baseball over for both Ohio clubs, the state's open title questions are in football and basketball, from the Ohio Super Bowl market to the Cavaliers' NBA Finals market, gathered on the sports hub, and every contract this site follows is listed on the markets page.

Questions readers ask

What are the Ohio World Series odds for 2026?

The market is settled: the Milwaukee Brewers won the 2026 World Series 4-1 over the Tampa Bay Rays on October 28, 2026, and no Ohio club reached it. As of November 2, 2026, Kalshi and Polymarket both showed the Brewers' contract settled at 100% and the Rays' at 0.

When did the World Series market resolve?

When the Brewers won their fourth game, Game 5 at Tropicana Field on October 28, 2026. Kalshi finalized its Pro Baseball Champion event at 11:19 p.m. Eastern that night, and Polymarket resolved its market early on October 29, 2026.

Where was the World Series market traded?

Two venues priced the club contracts: Kalshi, on its Pro Baseball Champion 2026 event, and Polymarket, on its MLB World Series Champion 2026 market. Kalshi also listed separate league and seed contracts, which settled on different questions.

Who won the 2026 World Series?

The Milwaukee Brewers, four games to one over the Tampa Bay Rays, after a 103-59 regular season that was the best record in baseball. Jacob Misiorowski won Games 1 and 5, and Milwaukee clinched with a 4-1 win at Tropicana Field on October 28, 2026.

What should I watch now that the World Series market is over?

The 2027 season, which Major League Baseball opens with spring training on February 19, 2027 and Opening Day on March 25, 2027, when the Guardians and the Reds start over. The 2027 postseason is scheduled from September 27 to October 31, 2027.

More Ohio markets

All 31 markets →