Goldman loses House seat after NY-10 Democratic primary defeat to Lander

Democratic Rep. Dan Goldman has lost his New York City primary to former City Comptroller Brad Lander, NBC News projects, following a battle that highlighted Democratic divisions over Israel and showcased the clout of Mayor Zohran Mamdani, who backed Lander

Democratic Rep. Dan Goldman has lost his New York City primary to former City Comptroller Brad Lander, NBC News projects, following a battle that highlighted Democratic divisions over Israel and showcased the clout of Mayor Zohran Mamdani, who backed Lander.

Subscribe to read this story ad-free

Get unlimited access to ad-free articles and exclusive content.

Lander won in New York’s 10th Congressional District amid a wave of challenges from Mamdani allies to sitting members of Congress as Mamdani looks to build on his momentum from last year’s election and further reshape the city’s politics. And he did so without much drama Tuesday night, capturing almost two-thirds of the primary vote.

Goldman is the fifth House incumbent to lose a primary so far in 2026, as a swath of voters express frustration with their party’s leaders. Another Democratic incumbent in New York City, Rep. Adriano Espaillat, lost his bid hours later.