Government Information Portal

A sampling of maps offered through the US and California governments. Some are interactive, others build maps from your defined datasets.

• American Memory Map Collection (historical and current interest from the Library of Congress)
• CIA Maps
• National Atlas.gov (create multi-layer maps of geographic and scientific areas for study)
• US Congressional representation map
• National Parks
• Geographic/Geologic Maps (USGS)
• Air Quality Maps
• Health and Human Services Data Maps
• Demographic Maps (US Census)
• Occupational Employment Statistics maps

California

• State Legislature district map
  • Assembly Map
  • Senate Map
• California State Parks GIS Data and Maps
• Fault Activity Map
• California Truck Network Map
• Poverty Map
• Natural Resources (includes maps and data)
• Pollution Map