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Grad Center for Planning & the Environment

Open Data NYC

ArcGIS

Tutorials

From PA

QGIS

Download & Install: QGIS Project

Selected Tutorials

From Harvard

From CUNY

NYC Open Data News

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New York City Data

Bytes of the Big Apple

Includes data on tax lot info, political and administrative boundaries, education, waterfront and more.

NYSGIS Clearinghouse

http://gis.ny.gov/gateway/mg/

Map Warper

New York Public Library's Map Warper is a tool for rectifying historical maps from the NYPL's collections to match today's precise maps.

You can browse already rectified maps or aligning a map yourself.

One of Pratt Library's Graduate Assistants created the video above, which tours the site and shows how to rectify a map.

Census

Census.Gov has all the census info you need!

TIGER Products allow you to download shapefiles and more