The Democratic primary for New York’s 13th Congressional District pits five-term incumbent Adriano Espaillat against progressive challenger Darializa Avila Chevalier, with traders assigning the latter a clear lead ahead of the June 23 vote. Chevalier’s momentum stems from endorsements by Mayor Zohran Mamdani, the Democratic Socialists of America, and Justice Democrats, alongside focused organizing in Harlem and among younger, left-leaning voters concerned with housing, foreign policy, and establishment ties. Recent candidate forums have sharpened contrasts on campaign finance and immigration enforcement, while Espaillat has drawn support from House leadership. Minor candidates remain negligible. The market reflects this competitive dynamic, where turnout among progressive blocs and last-minute developments could still shift the outcome.