2025 NYC Democratic Mayoral Nomination: Odds, Predictions & Betting Guide

The June 24 Democratic primary will determine the likely next mayor of New York City, with ranked-choice voting adding complexity to a volatile race. Former Governor Andrew Cuomo remains the frontrunner, but progressive challenger Zohran Mamdani has surged, narrowing the gap to single digits in recent polls.

Current Betting Odds & Polling Averages

CandidatePolling (1st Choice)American OddsDecimal OddsImplied Probability
Andrew Cuomo35–37%-2501.4071.4%
Zohran Mamdani22–23%+3004.0025.0%
Brad Lander9–11%+200021.004.8%
Adrienne Adams8–9%+250026.003.8%

Key Takeaways:

  • Cuomo (-250) leads in first-choice votes and ranked-choice simulations (53–54% final-round support).
  • Mamdani (+300) has risen 22 points since February, leveraging progressive endorsements and viral grassroots campaigns.
  • Prediction markets (e.g., Kalshi) give Cuomo an 84% win probability, reflecting institutional confidence.

Top Contenders Analysis

1. Andrew Cuomo (1.40 / -250)

Strengths:

  • Name recognition & experience: Former governor with infrastructure wins (Second Ave Subway, marriage equality).
  • Key endorsements: 1199SEIU, Hotel Trades Council, and Black voters (74% support).
  • Fundraising edge: $7.1M war chest + $10M super PAC backing.

Weaknesses:

  • Scandals: Sexual harassment allegations and nursing home deaths during COVID.
  • Progressive backlash: Ranked last by Working Families Party and AOC.

2. Zohran Mamdani (4.00 / +300)

Strengths:

  • Progressive unity: Endorsed by DSA, AOC, and Working Families Party.
  • Grassroots momentum: 29,000 volunteers and $8.3M raised (including small donors).
  • Youth appeal: Leads voters under 50 (61%) and college-educated whites (57%).

Weaknesses:

  • Pro-Israel opposition: Criticized for Palestinian rights stance (20% Jewish support vs. Cuomo’s 31%).
  • Limited citywide appeal: Trails in outer boroughs (e.g., Staten Island: 48% Cuomo).

Dark Horse: Brad Lander (21.00 / +2000)

  • Comptroller credentials: Could consolidate anti-Cuomo moderates in later RCV rounds.
  • Progressive-lite: Supports congestion pricing but avoids far-left labels.

Key Factors Influencing the Race

  1. Ranked-Choice Voting (RCV):
    • Cuomo wins in 5th round (53–54%) but Mamdani gains from 2nd-choice votes.
    • 46% of voters plan to rank only one candidate, boosting Cuomo’s first-choice lead.
  2. Debate Performance:
    • Mamdani outperformed Cuomo in June 4 debate, highlighting billionaire donor ties.
  3. November Wildcards:
    • Cuomo and incumbent Eric Adams (independent) may split anti-progressive votes in the general election.

How to Bet on the Nomination

Best Markets

  1. Outright Winner: Cuomo (-250) vs. Mamdani (+300).
  2. RCV Prop Bets:
    • “Cuomo to win in Round 5” (+120).
    • “Mamdani to reach final round” (+150).

Where to Bet

  • Prediction Markets: Kalshi (Cuomo at 84¢ per $1 contract).
  • Sportsbooks: Polymarket, Bet365 (for live odds).

Betting Strategy

  • Safe Pick: Cuomo (-250) for low-risk returns.
  • Value Bet: Mamdani (+300) if progressive turnout surges.
  • Long Shot: Lander (+2000) as RCV spoiler.

Final Prediction

  • Most LikelyCuomo wins nomination (71% implied odds) via RCV consolidation.
  • Upset Scenario: Mamdani overtakes if Cuomo’s scandals dominate final weeks.