2025 NYC Mayoral Democratic Primary

The unoffical results have been posted, so here is a diagram showing how the voting rounds went.

In the 3rd round, Zohran Mamdani had 56% of the votes to Andrew Cuomo’s 44%.

Data Source: Vote NYC > Ranked Choice Results > Mayor/Democratic > Interim Rounds

A Sankey diagram of the 2025 New York City Democratic Mayoral primary election, which used ranked choice voting.

In the first round, the top 3 vote recipients were Zohran Mamdani, Andrew Cuomo, and Brad Lander.

By round 3, all candidates were eliminated except Mamdani and Cuomo.

Mamdani won with 56% of the vote to Cuomo's 44%.

The number of Inactive Ballots at the end was 52,919 - about 5% of the total votes cast.