Within New York City, 68.28 percent of registered voters are Democrats
https://www.gothamgazette.com/state/7962-how-blue-is-new-york September 28, 2018
New York Sees Drop in Number of Voters Registering as Republicans
November 4, 2019
Roughly 3.2 million of New York City’s 4.7 million voters are Democrats, who are increasingly gaining ground in suburban counties once considered Republican strongholds.
https://www.nbcnewyork.com/news/local/new-york-sees-drop-in-number-of-voters-registering-as-republicans/2103707/