Mamdani won Brooklyn's vote in mayoral primary, data shows, though Cuomo found some footholds
In Brooklyn, Mamdani dominated the mayoral primary, earning 50% of the Election Day vote to Cuomos 32%, according to unofficial Board of Elections results. Comptroller Brad Lander, a former Park Slope Council Member, earned 12% of the vote in his home borough.
Mamdanis strongest support came from northern and central Brooklyn, from Greenpoint to parts of Flatbush.
Those districts also have particularly diverse populations. According to U.S. Census data, in AD57, about 40% of residents are white, 31% are Black, 7% are Asian, and 14% are Hispanic. In AD53, about 48% of the population is Hispanic, 31% is white, 10% is Black, and 8% is Asian.
But he also won in some of southern Brooklyns more conservative-leaning districts where Republicans have in recent years unseated longtime local Democratic politicians despite the fact that those districts largely have more registered Democratic voters than Republicans.
https://www.brooklynpaper.com/breaking-down-brooklyn-primary-election-vote/