New ZIP code data reflects disparities in N.Y.C.’s vaccination effort, officials say.

Officials in New York City released new data by ZIP codes on Tuesday that they said underscored troubling disparities in the city’s vaccination effort, with the share of residents who are fully vaccinated in some wealthier Upper West and East Side ZIP codes, which have high proportions of white residents, reaching up to eight times the rate in parts of predominantly Black neighborhoods like East New York.

The figures for individual ZIP codes provided one of the most granular pictures of the city’s vaccination effort to date. And it added more evidence suggesting that across the country, the vaccine appears to be flowing disproportionately toward areas with wealthy and white residents, even though low-income communities of color remain the hardest hit by the coronavirus.

Still, questions remained. The new city data does not break down vaccine recipients by race in each ZIP code, nor does it account for how many people in each ZIP code are eligible to be vaccinated.

Asked whether the city knew whether some ZIP codes with high vaccination rates also had high concentrations of residents...