Zohran Mamdani Stuns Andrew Cuomo with Upset Win in NYC Democratic Mayoral Primary

In a stunning political upset, Zohran Mamdani, a 33-year-old democratic socialist and Indian‑American Assemblyman from Queens, defeated former Governor Andrew Cuomo in the New York City Democratic mayoral primary held on June 24, 2025.

As of the initial vote count, Mamdani led with 43.5%, compared to Cuomo’s 36.4% of first-choice votes, prompting Cuomo's concession on election night. Reflecting on his defeat, Cuomo praised Mamdani, stating “Tonight is his night. He deserved it. He won.”

Mamdani’s grassroots campaign resonated strongly with younger and progressive voters. His platform included bold proposals—rent freezes, free bus transit, universal childcare, and wealth taxation—which earned endorsements from progressive icons such as Bernie Sanders and Alexandria Ocasio‑Cortez.

The outcome also reflects how ranked-choice voting and strategic alliances played a pivotal role. City Comptroller Brad Lander, who secured 11.3% of first-choice votes, cross-endorsed Mamdani, transferring substantial support in subsequent rounds. This surprise victory signals a shift in NYC politics, with Mamdani winning across diverse boroughs—including traditionally moderate and affluent areas—indicating widespread appetite for progressive leadership. The full results will be finalized by July 1, and Mamdani now moves on to face a competitive general election field including incumbent Eric Adams (running as an independent), Republican Curtis Sliwa, and possibly Cuomo should he run independently.

Establishment-shaking upset: Mamdani defeated a former governor and political heavyweight.

Progressive momentum: His victory underscores the rising influence of youthful, left-leaning voters.

Ranked-choice impact: Strategic endorsements—like that of Brad Lander—highlight ranked‑voting’s influence.

Historic potential: If elected, Mamdani could become NYC’s first Muslim, first Asian, first millennial—and first democratic socialist—mayor.