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GIS (Geographic Information Systems): GIS Data Sources

An Introduction to Geographic Information Systems, with ArcGIS Tutorials and Resources

International Sources

GeoNetwork (Food and Agriculture Organization of the United Nations)
Provides searchable and browsable access to International GIS data.

GoGeo (UK-based portal to GIS data and training)

University of Arkansas Libraries
Provides excellent links for country-level GIS repositories.

World Data Center System
Network of data repositories for worldwide GIS data.

If these links do not provide what you need, there are more links from the Center for Remote Sensing and Spatial Analysis.

Regional Sources

Grant F. Walton Center for Remote Sensing and Spatial Analysis at Rutgers
Offers Downloads of New Jersey GIS data.

Interactive mapping applications
New Jersey environment and land use.

Data Bank
Locally available GIS data.

New Jersey's Geographic Information Network (NJGIN)
Maintained by the New Jersey Office of Information Technology, Office of GIS.  Serves as a New Jersey Spatial Data clearinghouse.

New York State GIS Clearinghouse
Provides New York state data.

Cornell University Geospatial Information Repository (CUGIR)
Offers New York state natural resource data.

University of Arkansas Libraries
Provides excellent links for local GIS data for all 50 states.


Congressional District Shapefiles (1789-2012)

Federal Geospatial Data Clearinghouse Search Engine
A collection of over 250 spatial data servers, with digital geographic data primarily for use in Geographic Information Systems (GIS), image processing systems, and other modelling software. These data collections can be searched through a single interface based on their descriptions, or metadata.
The self-proclaimed "one stop for Federal, State, and Local Data", this portal provides search capability across multiple government bodies producing GIS data.  You can search or browse by category, as well as save your searches and datasets.

Provides a map display for economic data, with download capability.

large, searchable collection of delicious links to US GIS data sources.

National Atlas
The easiest place to draw a customized map of the US on the web, but data is not downloadable.

National Geospatial Digital Archive
This project will Create a new national federated network committed to archiving geospatial imagery and data.

National Historical Geographical Information System
As implied, old Census boundaries and data, from 1790 on.

US Census TIGER Data
A collection of various Census shapefiles (boundaries and geographic features) in TIGER form.

UDSA Geospatial Gateway
A collection of GIS data on natural resources.

The US Geological Survey (USGS) provides many GIS data resources:

  • EarthExplorer
    Allows browsing for GIS data and imagery.
  • GIS Data Map Studio
    A new clearing house, but the left hand column has useful links to the various USGS services and data sets.
  • The National Map
    USGS's online, interactive map service.  It also includes data from partners such as the National Park Service, the US Forest Service, and the Bureau of Land Management, as well as state datasets.
  • The National Map Seamless Server
    Designed by the USGS as a public server that houses both national and international data sets. Has a tutorial as well as frequently asked questions regarding data use.
  • Water Resources Maps and GIS Data
    The first link on the page includes a large list of various GIS data sets regarding water resources.

Data Librarian

Ryan Womack's picture
Ryan Womack
Alexander Library

169 College Avenue

New Brunswick, NJ 08901 USA

Website / Blog Page
Subjects:Data, Economics