GIS Data Guide: U.S. Data by State is a concise list of important resources curated by Nicole Kong at Purdue University.

State and Provincial Data Sources

GIS Data Guide: U.S. Data by State is a concise list of important resources curated by Nicole Kong at Purdue University.

• Alaska
  • Southeast Alaska GIS Library Geoportal
  • Bureau of Land Management, Alaska GIS Data
  • Alaska State Geospatial Data Clearinghouse
• Alberta
  • GeoDiscover Alberta
• Arizona
  • AZGEO Clearinghouse, Arizona Geographic Information Council
  • AZGEO-Open Data
  • Arizona NRCS GIS downloads
  • Arizona Geospatial Data and Maps
• British Columbia
  • General BC government data
  • Mineral Exploration & Mining
• California
  • California Spatial Information Library (CaSIL
    • recently moved to UC Davis. New URL unresponsive (9/24/2018)
• Colorado
  • data.colorado.gov
  • Colorado Department of Transportation
• Hawaii
  • Hawaii Open Data
• Idaho
  • Idaho Geospatial Office
  • Idaho AGO Open Data Portal
• Minnesota
  • Minnesota Geospatial Commons
• Montana
  • Montana State Library Geographic Information
• Nevada
  • GIS Mapping Data (Nevada Division of State Lands)
  • GIS Downloads, Open Data (Nevada Division of Environmental Protection)
  • Bureau of Land Management, Nevada GIS Data
  • Nevada Bureau of Mines and Geology
• New Mexico
• Montana
• Oklahoma
  • Oklahoma GIS Data Clearinghouse
• Texas
  • General Land Office (GLO) GIS Maps & Data
  • Texas Commission on Environmental Quality
  • Texas Department of Transportation (TxDOT) Open Data Portal
  • Texas Natural Resource Information System (TNRIS) Data Hub
• Utah
  • Utah Auomated Geographic Reference Center
• Washington
  • Washington State Geospatial Clearinghouse
• Wyoming
  • Wyoming Geospatial Hub