ACRIS The Automated City Register Information System is a web-based database of real property records. Search property records and view document images filed from 1966 to present. Queens, Brooklyn, Manhattan and Bronx properties only.
New York City Building Classification Codes Courtesy of Profiles Publications, Inc. A complete, comprehensive list of each Building Classification Code. These are the official codes used by the City of New York to classify all properties and parcels; from private homes to amusement parks. Print-friendly version.
NYC Department of City Planning The power "GEOQuery" tool (located on the lower left of the home page) reports a wealth of data on any property in New York City including: Block/Lot, Cross Streets, Zoning, Land Use, Ownership, Political District, Police Precinct, Zip Code Census data and much more.
NYC Department of Finance Home page contains numerous links property records, real estate tax records and valuations.
NYC Map Portal – From the NYC Department of Buildings Graphical map providing access to New York City property data layered with NYC.gov applications. Provides building, property, community information and neighborhood statistics with an easy, user-friendly map interface.
New York City Subway Map Handy, citywide subway map like the one you find inside the subway cars.
New York City Subway Map (Individual Lines) Comprehensive map of each individual subway lines showing all the station stops, subway transfer points as well as bus and train connections.