Mamdani’s digitally savvy campaign, which was laser-focused on cost-of-living issues, electrified New Yorkers. He drew scorn from critics including President Donald Trump. The Associated Press declared Mamdani the winner at 9:34 p.m. EST.
Mamdani defeated former Governor Andrew Cuomo and Republican Curtis Sliwa. He will replace Mayor Eric Adams, who dropped his reelection bid in September but remained on the ballot.
Mamdani is a self-described democratic socialist and 34-year-old state assembly member who will be the city’s youngest mayor in over a century.
He entered the general election as the favorite following a 12-point victory in the ranked choice Democratic primary earlier this year.
Mamdani’s digitally savvy campaign, which was laser-focused on cost-of-living issues, electrified New Yorkers. He drew scorn from critics including President Donald Trump. The Associated Press declared Mamdani the winner at 9:34 p.m. EST.
First Published: Nov 5, 2025 8:30 AM IS

