[Pharmboy]

How many parents speak Yiddish in NYC anymore? That's crazy...

[newzjunkey]

The MLA link does give the city data but let's assume most Yiddish in NY State is spoken in NYC.

Yiddish use:
36,461 (under 18)
77,053 (Adults)
113,514 (Total)

In comparison, English (13m) + Spanish (2.5m) constitute 15 million adults and students.