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GIS Data: Starting Points

Good Places to Start (more in other tabs)


  • ESRI Data & Maps Layers covering the USA, international areas, and the entire world (Duke Only)
  • ArcGIS Open Data Over 25,000 free GIS datasets primarily from U.S. federal, state, and local agencies, but some international areas, too.
  • Dataset Catalog: Colllection of over 100,000 geospatial datasets in all sort of formats, from federal and state agencies, universities, non-profits, city governments, and other entities.

United States


Local Area

Data for History

Subject Guide

Mark Thomas
233C Perkins Library
Website / Blog Page