What Makes Manhattan Cost So Much - NYTimes.com
The council collects price data from 307 urban areas. It found that for the first three quarters of 2012, the after-tax cost for a professional/managerial standard of living in Manhattan was 225.4 percent of that for the nation. That made Manhattan once again the most expensive place to live. In second place was Brooklyn (178.6 percent of the national average), followed by Honolulu (167 percent), San Francisco (163.4 percent) and San Jose, Calif. (153.4 percent).