Home › Polymarket odds › Calendar › October 2026
Updated September 24, 2026 · refreshed twice a day · October 1–31, 2026 · dates are Polymarket's listed end dates
174 Polymarket markets end in October 2026 (single games and short recurring series left out). The most traded: Brazil Presidential Election (Oct 4, Flávio Bolsonaro 56.6%); MLB World Series Champion 2026 (Oct 31, Los Angeles Dodgers 30.5%); Prime Minister of Israel after the next election? (Oct 27, Gadi Eizenkot 51.5%).
By section: Economy, central banks and data releases (29) · Elections (63) · Politics and geopolitics (22) · Sports (23) · Crypto (1) · Tech and AI (27) · Culture and awards (9)
23 smaller markets in this section are in the JSON file.
| Date | Market | Odds now / result | Volume |
|---|---|---|---|
| Oct 3 | Floyd Mayweather vs. Manny Pacquiao 2 | Mayweather 50.5% | $214.1K |
| Oct 4 | MLB: 2026 Regular Season Win Totals | Boston Red Sox 83.5% | $149.5K |
| Oct 5 | MLB Playoffs: Team to advance to ALDS | Cleveland Guardians 67.5% | $8.0K |
| Oct 8 | WNBA: Assists Per Game Leader | Alyssa Thomas 59.5% | $437.8K |
| Oct 8 | WNBA: Blocks Per Game Leader | A'ja Wilson 98.5% | $31.5K |
| Oct 11 | MLB: Most Home Runs (Team) | New York Yankees 87% | $607.5K |
| Oct 11 | MLB: Team to win 100+ games | Milwaukee Brewers 93.5% | $318.7K |
| Oct 11 | MLB: Player to Hit 40+ Home Runs | Hunter Goodman 52% | $58.3K |
| Oct 11 | MLB: 2026 WAR Leader | Pete Crow-Armstrong 97.4% | $6.7K |
| Oct 11 | MLB Wins Leader (2026) | Cristopher Sánchez 66.5% | $5.1K |
| Oct 12 | 46th FIDE Chess Olympiad Open Tournament Winner | Uzbekistan 80.5% | $232.8K |
| Oct 15 | MLB: Home Runs Leader | Kyle Schwarber 48.5% | $3.20M |
| Oct 15 | MLB: Strikeouts Leader - Pitcher | Jacob Misiorowski 57% | $2.99M |
| Oct 15 | MLB: ERA Leader | Jacob Misiorowski 90% | $1.78M |
| Oct 15 | MLB: RBIs Leader | Alec Burleson 47.5% | $1.62M |
| Oct 15 | MLB: Batting Average Leader | Yordan Alvarez 63.5% | $1.37M |
| Oct 15 | MLB: Stolen Bases Leader | Nasim Nuñez 92.5% | $684.6K |
| Oct 19 | VALORANT Champions 2026: Winner | Paper Rex 29% | $21.6K |
| Oct 22 | NBA: Stephen Curry to leave Warriors? | Yes 1.8% | $260.5K |
| Oct 25 | ESL Pro League Season 24: Winner | Spirit 32% | $18.2K |
| Oct 31 | MLB World Series Champion 2026 | Los Angeles Dodgers 30.5% | $41.09M |
| Oct 31 | MLB: 2026 AL West Champion | Houston Astros 66.4% | $179.3K |
| Oct 31 | MLB: Number of no-hitters thrown in 2026 | 3+ 49.5% | $3.3K |
| Date | Market | Odds now / result | Volume |
|---|---|---|---|
| Oct 31 | Senate passes Clarity Act? | By October 31 4.5% | $39.5K |
| Date | Market | Odds now / result | Volume |
|---|---|---|---|
| Oct 3 | # of views of MrBeast Gaming video week 1? | 40–45M 27.5% | $7.3K |
| Oct 4 | "Digger" Opening Weekend Box Office | <17m 60% | $9.7K |
| Oct 4 | What will be said on the first Joe Rogan Experience episode of the week? (September 28) | Right 96.8% | $2.0K |
| Oct 9 | "Digger" Rotten Tomatoes Score? | 60+ 34.2% | $15.5K |
| Oct 19 | "Sense and Sensibility" Rotten Tomatoes Score? | 60+ 96% | $9.2K |
| Oct 31 | "Spider-Man: Brand New Day" total domestic gross by September 30? | 950 - 960m 98.4% | $936.5K |
| Oct 31 | Kanye West performs in Russia by October 31? | Yes 20.6% | $657.1K |
| Oct 31 | What will MrBeast say during his next gaming YouTube video? | Minecraft 74.5% | $2.4K |
| Oct 31 | Clavicular charges dropped by October 31? | Yes 20.5% | $455 |
Dates are the end dates Polymarket lists; deadlines set at 11:59 PM or midnight US Eastern Time count on their Eastern day. Trading stops at the end date and payout follows resolution (see how markets resolve). Results appear here once a market settles. Free data: /api/v1/calendar/october-2026.json (CC BY 4.0).
Brazil Presidential Election (Oct 4, Flávio Bolsonaro 56.6%); MLB World Series Champion 2026 (Oct 31, Los Angeles Dodgers 30.5%); Prime Minister of Israel after the next election? (Oct 27, Gadi Eizenkot 51.5%). Figures as of September 24, 2026.
Each market is placed on the end date Polymarket lists for it. Deadlines set at 11:59 PM or midnight US Eastern Time count on their Eastern day. Trading stops at the end date; payout follows once the market resolves under its rules, which can take longer.
Single games and short recurring series (up/down, daily prices, weather, weekly post counts, stock price paths). Central-bank decisions, data releases, elections, awards and season-long sports markets are included.
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