How New York's Demographic Data has changed over time, here we begin with 2020. Data agregated by @DavesRedist from the US Census, with the shapefile used here being the 2020 NY Precincts—this is the current Demographics of NYC
2010 Demographic data, also agregated by @DavesRedist from the US Census, the shapefile also used here are the 2020 NY Precincts
The 2000 Demographic data in NYC, data from here is agregated by NHGIS from the Decenial census and census' data subsequent data analyses with the coresponding decade's census Tract Shapefiles
The 1990 Demographic data in NYC
The 1980 Demographic data in NYC
The 1970 Demographic data in NYC
The 1960 Demographic data in NYC, it should be noted here that neither 1960 nor 1970 ask a question that identifies hispanic as hispanics, but NHGIS backfilled 1970 with the census' work analyzing hispanics. Similar work was not done for 1960
Rather than a Hispanic Question, the Census took a look at Denizens with a Spanish or Latino Surname, those numbers, and a heatman are below.