$85/hr minimum for contract work. $100K salary.
NYC has more money than brains so don't sell yourself short.
NYC has more money than brains so don't sell yourself short.
You can also look at median salary data for a region at http://stats.bls.gov/bls/blswage.htm
Edit: after looking at stats for the NY metro area, it looks like you should expect 90-110k/year on average. Make sure you're clear on your units ($/hr or k$/yr) when you negotiate.
Also keep in mind that national statistics, and mean statistics in general, are brought down by lower-cost states and below-market jobs writing VBA macros that got categorized as computer programmers.