Skip to Main Content

Geographic Information Systems (GIS)

GIS Data

Free GIS Data

Web Resources

Historical GIS Data

Environmental GIS Data

Health GIS Data

Boundaries

GIS Data on the Web

Searching for GIS Data on Google

1. Use specific geographic location, theme, time frame, etc

2. Add 'gis data' and/or filetype: shapefile to the search string

3. Add' 'site:.gov' to look for reputable government GIS websites

Browsing Geospatial Data Repositories

  1. US, State, County, and Local Government or Departmental Websites: Data.govFederal Geospatial Resources | US EPAFCC MapsNational Geologic Map Database MapViewUSGS National MapU.S. Data by State - GIS Data Guide (by Purdue University)

  2. US State Clearinghouse Websites: USGS Geospatial Data Sources, GIS Resources - Geospatial DataGeographic Names Information SystemUSDA:NRCS:Geospatial Data Gateway

  3. Non-profit, Academic, and other organizations: atmospheric science and oceanography - Repository FinderGeneralist Repository Comparison Chart - AGU

Browsing Geospatial Metadata

  1. FGDC.GOV: Federal Geographic Data Committee
    "
    Geospatial metadata describes maps, Geographic Information Systems (GIS) files, imagery, and other location-based data resources. The FGDC is tasked by Executive Order 12906 to enable access (see GeoPlatform.gov) to National Spatial Data Infrastructure (NSDI) resources and by OMB Circular A-16 and the A-16 Supplemental Guidance to support the creation, management, and maintenance of the metadata required to fuel data discovery and access." Geospatial Metadata Fact Sheet (pdf)

Dataset

Digital Archives

Grey Literature

Multi-Media

Open Databases