Geographic information systems (GIS) data featuring the United States as a whole, or individual states.
Alaska State Geo-spatial Data Clearinghouse
Alaska state and local government geospatial maps and data.
Community Mapping Network
Created to share a wealth of natural resource information and maps with communities in British Columbia, Canada. Allows users to add data.
Florida Geographic Data Library
Spatial (GIS) data for the state of Florida.
Hawaii Statewide GIS Program
Free downloadable GIS spatial data, metadata, and maps.
Indiana Spatial Data Portal
Provides access to more than 17 terabytes of Indiana geospatial data.
Infoshare: Community Data on New York City
Profile and compare neighborhoods, and produce original tables.
Kansas Geospatial Community
State of Kansas Data access and support center (DASC). DASC catalogues, archives, and distributes databases with FGDC compliant metadata and direct FTP access.
Kentucky Geological Survey's Geospatial Data Library
Electronic maps and GIS data for the state of Kentucky.
Louisiana Statewide GIS
Contains GIS and mapping data on the state of Louisiana.
Maine GIS Data Catalog
Provides access to the digital geographic data produced by the GIS Executive Council and Maine GeoLibrary Board.
GIS data layers for the state of Massachusetts.
Center for Geographic Information provides GIS data and maps for the state of Michigan.
Minnesota Geographic Data Clearinghouse
Source for geographic data and maps for the state of Minnesota.
Mississippi Automated Resource Information System
GIS data clearinghouse for the state of Mississippi.
Mississippi Geospatial Clearinghouse
Provides access to the GIS data resources of Mississippi.
Missouri Spatial Data Information Service
Provides public access to GIS and census data about the state of Missouri.
Montana Geographic Information Clearinghouse
Comprehensive collection of geospatial data for the state of Montana.
National Historical Geographic Information System
Provides, free of charge, aggregate census data and GIS-compatible boundary files for the United States from 1790 to the present.
GIS data for the state of North Carolina.
New Jersey GIS Department
GIS data and mapping services for the state of New Jersey.
New York State GIS Clearinghouse
Operated by the New York State Office for Technology. Provides access to the New York State GIS Metadata and Data Repository.
New Hampshire's statewide GIS data clearinghouse.
North Dakota GIS
Portal to North Dakota geospatial data and information.
NOS Data Explorer
Offers interactive mapping tools that allow users to locate NOS products in any area in the United States and its territories through a metadata catalog.
Provides access to Ohio GIS data.
Oregon Geospatial Enterprise Office
Coordinates, develops and maintains geographic information for the state of Oregon.
Official public access geospatial information clearinghouse for the state of Pennsylvania.
Rainwater Basin GIS Data Site
Provides free GIS data sets pertaining to the Rainwater Basin wetlands in Nebraska.
Rhode Island GIS
Data clearinghouse for the state of Rhode Island.
South Carolina GIS
Geospatial data and information on the South Carolina Geographic Information Council.
South Dakota GIS
GIS data and maps for the state of South Dakota.
Tennessee Spatial Data Server
GIS data for the state of Tennessee. DOQQs, DRGs, DEMs, boundaries, wetlands, and geology.
Vermont Center for Geographic Information
Stores and distributes geospatial data for the state of Vermont.
West Virginia GIS Technical Center
Provides GIS data and services for the state of West Virginia.
Last update:March 28, 2016 at 12:55:38 UTC