{"id":7,"date":"2011-11-30T06:07:02","date_gmt":"2011-11-30T06:07:02","guid":{"rendered":"http:\/\/www.gisdatasource.com\/?page_id=7"},"modified":"2011-11-30T06:07:02","modified_gmt":"2011-11-30T06:07:02","slug":"free-gis-data-sources","status":"publish","type":"page","link":"http:\/\/www.gisdatasource.com\/?page_id=7","title":{"rendered":"Free GIS Data Sources"},"content":{"rendered":"
National:
\nData Gateway – USDA<\/a>
\nGeoCommunity Online GIS Data (fee service)<\/a>
\nU.S. Bureau of the Census: Cartographic Boundary Files<\/a>
\nUSGS Digital Maps and Data<\/a>
\nUSGS–EROS Data Center: GISDATA Map Studio<\/a>
\nUSGS Geographic data download<\/a>
\nUSGS Mineral Resources Program Spatial Datasets<\/a>
\nUSGS List of Digital State Geologic Maps<\/a>,
\nUSGS Lists of Spatial Data Sets for Water<\/a><\/p>\n

Regional:
\nWestern Region Geologic Information Server<\/a>
\nWestern Region Mineral Resource Program<\/a>
\nNational Surveys and Analysis-Central Region Products<\/a><\/p>\n

State:<\/p>\n

Alabama
\nAlabama Agricultural Statistics Service<\/a>
\nAlabama GAP Analysis: Assessing Biodiversity with GIS<\/a>
\nAlabama Geological Survey<\/a>
\nThe Alabama Data Portal<\/a>
\nState of Alabama GSA Geological Survey<\/a><\/p>\n

Alaska
\nAlaska Dept. of Natural Resources<\/a>
\nAlaska Digital RasterGraphics<\/a>
\nAlaska Geospatial Data Clearinghouse<\/a>
\nAlaska State Geospatial Data Clearinghouse (ASGDC)
\nU.S. Fish & Wildlife Service – Alaska<\/a>
\nU.S. Minerals Management Service – Alaska Cadastral Data<\/a><\/p>\n

Arizona
\nArizona Geographic Information Council<\/a>
\nArizona State Cartographers Office<\/a>
\nArizona NBII – US Geological Suvey – Arixona<\/a>
\nArizona Regional Image Archive<\/a>
\nArizona State Cartographer’s Office<\/a>
\nUSGS – NPS Vegetation Mapping Program – Arizona<\/a><\/p>\n

Arkansas
\nArkansas GIS Gateway<\/a>
\nGeoStor- Arkansas GIS office<\/a>
\nSpatial Analysis Laboratory – Univ. of Arkansas, Monticello<\/a><\/p>\n

California
\nCalifornia Dept. of Forestry and Fire Protection, Fire and Resource Assessment Program<\/a>
\nCalifornia Dept. of Water Resources<\/a>
\nCalifornia Division of Land Resource Protection<\/a>
\nCalifornia Environmental Resources Evaluation System (CERES)<\/a>
\nCalifornia Farmland Mapping and Monitoring Program<\/a>
\nCalifornia Spatial Information Library(CaSIL)<\/a>
\nCalifornia State Univ., Dept. of Geography, California Geographic Survey<\/a>
\nCalifornia State Univ., Dept. of Geography: Cartographic Resources<\/a>
\nCalifornia Watershed Portal: Maps, Data and Tools<\/a>
\nDept. of Water Resources: Land and Water Use<\/a>
\nHumbolt State Univ., Institute for Spatial Analysis (ISA)<\/a>
\nU.S. Bureau of Land Management<\/a><\/p>\n

Colorado
\nBureau of Land Management, Colorado<\/a>
\nColorado Agricultural Statistics Service<\/a>
\nColorado’s Decision Support Systems<\/a> – Water Rights Maps
\nColorado Department of Local Affairs<\/a>
\nColorado Dept. of Public Health and Environment<\/a>
\nColorado Dept. of Transportation – Geographic Data<\/a>
\nColorado Division of Water Resources GIS\/Mapping tools<\/a>
\nColorado Division of Wildlife’s Natural Diversity Information Source FTP Server<\/a>
\nColorado Geography: Mapping our Past<\/a>
\nColorado Geological Survey <\/a>
\nColorado Geospatial Data Clearinghouse<\/a>
\nColorado Oil and Gas Conservation Commission<\/a>
\nColorado Spatial Reference Network<\/a>
\nCORRD: Colorado Renewable Resource Database<\/a>
\nDenver Regional Council Of Governments -DRCOG data sets<\/a>
\nFederal GIS Coordination Committee of Colorado<\/a>
\nNatural Diversity Information Source<\/a>
\nU.S. Fish and Wildlife Colorado FTP data site<\/a>
\nUS Forest Service, Rocky Mountain Region GIS Data Library<\/a><\/p>\n

Connecticut
\nDEP: GIS DATA – CT.gov<\/a>
\nDepartment of Energy and Environmental Protection GIS Data – CT<\/a>
\nUniversity of Connecticut Map and GIS Center <\/a><\/p>\n

Delaware
\nDelaware DataMIL<\/a>
\nDelaware Dept. of Transportation (DELDOT)<\/a>
\nDelaware Environmental Navigator<\/a>
\nDelaware Office of State Planning Coordination<\/a>
\nDelaware Spatial Data Clearinghouse<\/a>
\nDeleware Geological Survey (DGS) Digital Datasets<\/a>
\nU.S. Fish & Wildlife Service – Delaware<\/a>
\nUniv. of Delaware – Spatial Analysis Lab<\/a><\/p>\n

District of Columbia
\nDC GIS Data Clearinghouse\/Catalog<\/a><\/p>\n

Florida
\nCentral Florida GIS Data Clearinghouse<\/a>
\nFlorida Dept. of Environmental Protection<\/a>
\nFlorida Dept. of Transportation<\/a>
\nFlorida Geographic Data Library<\/a>
\nFlorida Natural Areas Inventory<\/a>
\nGIS – RS Center Florida International University<\/a>
\nLand Boundary Information System<\/a>
\nOffshore Energy and Mineral Management (OEEM): Atlantic Cadastral Data<\/a><\/p>\n

Georgia
\nGeorgia GIS Data ClearinghouseNOAA Coastal Services Center<\/a><\/p>\n

Hawaii
\nHawaii and Pacific Islands Spatial Data Sets – US Fish and Wildlife<\/a>
\nHawaii Statewide GIS Program<\/a><\/p>\n

Idaho
\nIdaho Department of Water Resources<\/a>
\nIdaho Geological Survey<\/a>
\nINSIDE Idaho<\/a><\/p>\n

Illinois
\nIllinois Natural Resources Geospatial Data Clearinghouse<\/a><\/p>\n

Indiana
\nA GIS Atlas for Indiana<\/a>
\nIndiana Spatial Data Portal<\/a>
\nIndianaMap<\/a><\/p>\n

Iowa
\nIowa Cooperative Soil Survey<\/a>
\nIowa Geographic Image Map Server<\/a>
\nIowa Geospatial Data Clearinghouse<\/a>
\nIowa Natural Resources GIS Library<\/a>
\nIowa State University – GIS Data<\/a><\/p>\n

Kansas
\nArcGIS: KanGIS<\/a>
\nKansas Geospatial Community Commons<\/a>
\nKansas GIS Data Access and Support Center (DASC)<\/a><\/p>\n

Kentucky
\nKentucky Office of GIS<\/a><\/p>\n

Louisiana
\nATLAS Louisiana Statewide GIS<\/a>
\nLouisiana Department of Environmental Quality – GIS<\/a><\/p>\n

Maine
\nMaine Office of Geographic Information Systems<\/a><\/p>\n

Maryland
\nMaryland Mapping Resource Guide<\/a>
\nMaryland Natural Resources Data<\/a><\/p>\n

Massachusetts
\nMap Junction<\/a>
\nMassachusetts Geographic Information System<\/a>
\nMassGIS<\/a>
\nMIT + MassGIS Orthophoto Project<\/a><\/p>\n

Michigan
\nMichigan Geographic Data<\/a><\/p>\n

Minnesota
\nMinnesota Data Clearinghouse Catalog<\/a>
\nMinnesota Geographic Data Clearinghouse<\/a>
\nMinnesota GIS Data Deli<\/a>
\nMinnesota Legislative Offices<\/a>
\nMinnesota River Basin Data Center<\/a><\/p>\n

Mississippi
\nMARIS Data<\/a><\/p>\n

Missouri
\nCARE Map Room<\/a>
\nMissouri Spatial Data Information Service Data<\/a>
\nOffice of Geospatial Information <\/a><\/p>\n

Montana
\nMontana Census and Economic Maps and GIS Resources<\/a>
\nMontana Geographic Information Clearinghouse<\/a><\/p>\n

Nebraska
\nDepartment of Natural Resources: Data Bank<\/a>
\nNebraska Geospatial Data Clearinghouse<\/a>
\nNebraska Statewide Digital Data<\/a>
\nRainwater Basin GIS Data<\/a><\/p>\n

Nevada
\nDivision of Water Resources<\/a>
\nNBMG Data, Imagery & Indexes<\/a>
\nNevada Geographic Coordinate Database (GCDB)<\/a>
\nNevada Statewide Geospatial Data<\/a>
\nSouthern Nevada GIS – Downloadable GIS Data Sets<\/a>
\nVirtual Clearinghouse for Nevada Geographic Information<\/a>
\nW.M. Keck Earth Sciences and Mining Research Information Center<\/a><\/p>\n

New Hampshire
\nNew Hampshire’s Statewide Geographic Information System Clearinghouse (GRANIT)<\/a><\/p>\n

New Jersey
\nNew Jersey Geographic Information Network<\/a>
\nNew Jersey Health GIS Data<\/a>
\nNew Jersey State Planning GIS and Maps<\/a>
\nNew Jersey Department of Environmental Protection GIS Downloads<\/a><\/p>\n

New Mexico
\nNational Center for Health Statistics<\/a>
\nNew Mexico Health Care Data and Statistics<\/a>
\nNew Mexico RGIS Clearinghouse Data<\/a><\/p>\n

New York
\nNew York City BYTES of the BIG APPLE<\/a>
\nNew York Spatial Data<\/a> – US Fish and Wildlife
\nNew York State GIS Clearinghouse<\/a>
\nNew York City DataMine<\/a> – Raw & GIS data for NYC<\/p>\n

North Carolina
\nNCSU Libraries Geospatial Data Services<\/a>
\nNorth Carolina Geographic Data Clearinghouse<\/a>
\nNorth Carolina Transportation Data<\/a><\/p>\n

North Dakota
\nNorth Dakota Land Processes Data<\/a>
\nNorth Dakota Maps and Data<\/a><\/p>\n

Ohio
\nOhio Department of Transportation Maps Page<\/a>
\nOhio GeoData Distribution<\/a>
\nOhio Spatial Data<\/a><\/p>\n

Oklahoma
\nCenter for Spatial Analysis-Data Warehouse<\/a>
\nOklahoma Center for GeoSpatial Information<\/a><\/p>\n

Oregon
\nDownloadable GIS Data from the Map Library<\/a>
\nOregon Earth Science Digital Publications and Datasets<\/a>
\nOregon Geospatial Data and Map Links<\/a>
\nOregon Geospatial Data Clearinghouse<\/a>
\nOregon Natural Resources Information Management Program<\/a>
\nOregon Spatial Data Library<\/a>
\nOregon State Forests GIS Data, Maps and Tools<\/a>
\nOregon Statewide DEM Downloads<\/a><\/p>\n

Pennsylvania
\nPenn State University ERRI\/DEP Coverage Download Site<\/a>
\nPennsylvania Spatial Data Access<\/a><\/p>\n

Rhode Island
\nRhode Island Geographic Information System<\/a>
\nRIGIS Data Access<\/a><\/p>\n

South Carolina
\nSouth Carolina GIS Data<\/a>
\nUniversity of South Carolina GIS Data Server and Clearinghouse<\/a><\/p>\n

South Dakota
\nSouth Dakota Geological Survey Program<\/a><\/p>\n

Tennessee
\nTennessee Spatial Data Server<\/a>
\nTennessee – Statewide Data<\/a><\/p>\n

Texas
\nGIS Data from the Texas General Land Office<\/a>
\nGIS Datasets<\/a>
\nNatural Resource Data Search\/Download<\/a>
\nTCEQ Data<\/a>
\nTexas Natural Resources Information System<\/a><\/p>\n

Utah
\nGIS Topo Map Instructions<\/a>
\nIndex of Available GIS Data<\/a>
\nSGID and GIS Data<\/a>
\nUtah County Shapefile Extractor Tool<\/a>
\nUtah DOQs, DRGs, county data sets, web map services, and more.<\/a>
\nUtah DRGs and water rights data sets<\/a>
\nUtah GIS Portal<\/a><\/p>\n

Vermont
\nVGIS Data Warehouse<\/a><\/p>\n

Virginia
\nSpatial Information Clearinghouse<\/a>
\nThe GIS Center<\/a>
\nVEDP GIS<\/a>
\nVirginia Digital Spatial Data<\/a>
\nVirginia Spatial Metadata Clearinghouse<\/a><\/p>\n

Washington
\nGeospatial Data Descriptions<\/a>
\nGifford Pinchot National Forest GIS<\/a>
\nGIS Data – University of Washington Department of Ecology<\/a>
\nGIS Data Download Library<\/a>
\nWashington Financial Geospatial Data<\/a>
\nWashington Health GIS<\/a>
\nWashington Natural Resources GIS Data<\/a>
\nWashington Revenue GIS Data<\/a>
\nWashington State Geospatial Data Archive<\/a>
\nWashington Transportation Geospatial Data<\/a>
\nWestern Region Mineral Resource Program<\/a><\/p>\n

West Virginia
\nWest Virginia Census State Data Center<\/a>
\nWest Virginia GIS Data Clearinghouse<\/a><\/p>\n

Wisconsin
\nWisconsin Land Information Clearinghouse<\/a>
\nWisconsinView Data Portal<\/a><\/p>\n

Wyoming
\nUniversity of Wayoming Clearinghouse Data List<\/a>
\nUniversity of Wyoming’s Spatial Data and Visualization Center<\/a>
\nDigital Geologic Map of Yellowstone National Park<\/a>
\nWyGISC Data Server<\/a>
\nWyoming Digital Atlas<\/a>
\nWyoming GeoLibrary<\/a>
\nWyoming GIS Data<\/a>
\nWyoming Spatial Data<\/a>
\nWyoming Spatial Data Clearinghouse<\/a>
\nYellowstone National Park Spatial Analysis Center<\/a><\/p>\n

International
\nUNEP\/GRID – United Nations Global Environmental Database<\/a><\/p>\n

Africa:
\nAfrica Data Dissemination Service<\/a> – Administrative, ecological and transportation data
\nAfrica: South of the Sahara<\/a> – Country\/Region data
\nAfricover: Food and Agriculture Organization of the United Nations<\/a> – Land cover and agricultural Data
\nCentral African Regional Program for the Environment (CARPE)<\/a> – USAID Congo Data
\nHarvard AfricaMap<\/a>
\nHuman Sciences Research Council of South Africa<\/a> – Sociological and Environmental data for South Africa
\nMapping Malaria Risk in Africa<\/a>
\nSAFARI 2000<\/a> – Environmental data for Southern African nations
\nStatistics South Africa<\/a> – Government data for South Africa<\/p>\n

Antarctica:
\nAntarctic Digital Database<\/a>
\nAustralian Antarctic Data Centre Data Portal<\/a>
\nBritish Antarctic Survey<\/a>
\nUSGS Atlas of Antarctic Research<\/a><\/p>\n

Australia:
\nAtlas of South Australia<\/a>
\nGeographx<\/a>
\nGeoScience Australia<\/a><\/p>\n

Asia:
\nAsia Pacific Spatial Data Project<\/a> – Data on most Asian nations<\/p>\n

Afghanistan:
\nAfghanistan Election Data<\/a>
\nAfghanistan Information Management Service<\/a><\/p>\n

China:
\nCenter for International Earth Science Information Network (CIESIN)<\/a>
\nChina Data Center<\/a> – \u00a0Maintained by the University of Michigan
\nChina Historical GIS<\/a><\/p>\n

India:<\/p>\n

Israel:
\nThe Hebrew University of Jerusalem GIS Center<\/a>
\nIsrael Social Sciences Data Center<\/a><\/p>\n

Japan:
\nJapan GIS\/Mapping Sciences Resource Guide<\/a><\/p>\n

Russia:
\nCaspian Environment Programme<\/a><\/p>\n

Thailand:
\nThailand Demographic Data<\/a>
\nTownsend Thai Project<\/a> – University of Chicago<\/p>\n

Ukraine:
\nUkrainian Land and Resource Management Center<\/a><\/p>\n

United Kingdom:
\nGo-Geo<\/a>
\nMAGIC<\/a><\/p>\n

United Arab Emirates:
\nDubai GIS Center<\/a>
\nUAE Military Survey Department<\/a><\/p>\n

North America<\/p>\n

Canada:
\nCensus Geography<\/a>
\nDigital Geoscience Maps<\/a>
\nGeoConnections<\/a>
\nGeoGratis<\/a> – Agricultural, economic, transportation and environmental data
\nGeomatics Yukon<\/a> – Environmental data
\nGEORIA – University of Toronto<\/a>
\nMapPlace<\/a> – Energy and Mining data<\/p>\n

Mexico:
\nCenter for International Earth Science Information Network (CIESIN)<\/a> – Environmental and Socioeconomic data
\nInstituto Nacional de Estad\u00edstica Geograf\u00eda e Inform\u00e1tica<\/a> – No English translation<\/p>\n

Europe
\nBaltic Sea Region GIS, Maps, and Statistical Database<\/a> – Environmental and Socioeconomic data
\nCentre for Data Digitisation and Analysis<\/a> – Census data for Ireland and Great Britain
\nGeoStrategies Digital Data<\/a> – Romania and Eastern Europe
\nGreat Britain Historical GIS Project<\/a> – Administrative boundaries, socioeconomic and demographic data
\nHistory Data Service<\/a> – Historical demographic data
\nUK Marine Renewable Energy Resources<\/a> – Energy resource future data<\/p>\n

South America<\/p>\n

Peru:
\nInstituto Nacional de Estadistica e Informatica<\/a><\/p>\n

Uruguay:
\nNational Clearinghouse for Geographic Data<\/a><\/p>\n

Venezuela:
\nInstituto Geografico de Venezuela Simon Bolivar<\/a><\/p>\n

Thematic and Warehouse:<\/p>\n

Crime:
\nCriminal Justice Resources Crime Mapping<\/a>
\nNational Archive of Criminal Justice Data<\/a>
\nSpatialNews Crime Mapping Links<\/a>
\nUniform Crime Reports County Data<\/a><\/p>\n

Environmental:
\nA Global Self-consistent, Hierarchical, High-resolution Shoreline Database (GSHHS)<\/a>
\nBureau of Ocean Energy Managment, regulation and enforcement – Maps and GIS Data<\/a>
\nCarbon Dioxide Information Analysis Center Search Screen<\/a>
\nClean Air Markets – Data and Maps<\/a> – Managed by the EPA
\nECOS – Environmental Conservation Online System<\/a>
\nFree Global Orthorectified Landsat Tropical Forest Data via FTP<\/a>
\nGAP Analysis – USGIS – Common Species Maping<\/a>
\nGIS Data for Maps of Lands Vulnerable to Sea Level Rise<\/a>
\nGlobal Ecosystems Database<\/a>
\nGlobal Terrain Slope and Aspect Data<\/a>
\nHarmonized World Soil Database<\/a>
\nLand Processes Distributed Active Archive Center – USGS<\/a>
\nLand Use and Land Cover Data<\/a>
\n<\/a>Marine GIS<\/a>
\nMarine Protected Areas of the United States<\/a>
\nNational Hydrography Dataset<\/a> – USA hydrology data
\nNational Park Service: GIS Homepage<\/a>
\nNational Renewable Energy Laboratory (NREL): Dynamic Maps and GIS Data<\/a>
\nNational Weather Service GIS Data Sets<\/a>
\nNational Wetlands Inventory Data Download<\/a>
\nNatural Resources Conservation Service<\/a> – Common resource area ecological condition data
\nNational GIS Coverages Used for Mapping the Natural Resources Assessment<\/a>
\nNNDC Climate data online<\/a>
\nNOAA\/NGDC DEM Discovery Portal<\/a>
\nNOAA’s NOS Data Explorer<\/a>
\nOcean Biogeographic Information System<\/a>
\nSAGE (sustainability and the global environment) maps, Data and Models<\/a>
\nSEDAC data<\/a> – Socioeconomic Data and Application Center
\nSoil Information for Environmental Modeling and Ecosystem Management<\/a>
\nUS Department of Agriculture – Natural Resource Conservation Data Gateway<\/a>
\nUSGS Earthquake Hazards Program<\/a>
\nUSGS Mineral Resource Maps<\/a>
\nUSGS Water Data for the Nation<\/a>
\nVents Program<\/a> – NOAA oceanic vent data
\nWater Resources Maps and GIS Information<\/a>
\nWater Resources of the United States<\/a>
\nWorld Data Center for Marine Geology & Geophysics<\/a>
\nWorld Soil Quality Data<\/a><\/p>\n

Health:
\nAdministration on Aging<\/a> – Statistics on US population aging
\nCancer Mortality Maps and Graphs<\/a>
\nCenter for Disease Control and Prevention, Data and Statistics<\/a>
\nCenter for Disease Control: Wonder<\/a> – Public health data query system
\nThe Dartmouth Atlas of Health Care<\/a> – Health care treatment data
\nEPI Info – Center for Disease Control Online GIS<\/a>
\nHealth Resource and Service Administration Geospatial Data Warehouse<\/a>
\nHUD Research Datasets<\/a>
\nNational Cancer Institute<\/a>
\nSAMHSA: Substance Abuse and Mental Health Statistics<\/a>
\nSEER – Surveillance, Epidemiology, and End Results<\/a> – Cancer Mapping and data
\nToxMap<\/a> – Chemicals released in the United States<\/p>\n

Historical:
\nNational Historic Geographic Information System<\/a> – Data back to 1790 for the US
\nPaleomap Project<\/a> – Plate tectonic and oceans changing over billions of years
\nUS Historical County Boundaries<\/a> – County creation and change information<\/p>\n

Infrastructure:
\nFCC general mapping Resources<\/a>
\nFCC Telecom license GIS
\n<\/a>Mass Media Calculated Contours<\/a>
\nNorth American Transportation Atlas Data<\/a>
\nWireless Telecommunications Bureau\u2019s Universal Licensing System Database<\/a><\/p>\n

Unsorted:
\nBerkeley\/Penn Urban and Environmental Modelers Datakit<\/a> -national data kit
\nBureau of Land Management GIS Data sites<\/a>
\nBureau of Transportation Statistics Geographic Information Services<\/a>
\nCenter for Disease Control: Injuries<\/a>
\nCenter for International Earth Science Information Network (CIESIN)<\/a>
\nEarth Resources Observation Systems (EROS) Data Center-USGIS<\/a>
\nElectronic Cultural Atlas Initiative<\/a>
\nFederal Geographic Data Committee National Spatial Data Clearinghouse<\/a>
\nGIS Data Depot<\/a>
\nGIS Spatial Data Clearinghouse Directory<\/a>
\nGlobal Administrative Areas<\/a>
\nInter-university Consortium for Political and Social Research (ICPSR)<\/a>
\nIsrael Social Sciences Data Center<\/a> – Global Data Clearinghouse
\nLandScan World Population Database<\/a>
\nLand Survey Information System<\/a> – BLM land system data
\nMicrosoft Research Maps<\/a> – Topographical, DOQ and Satellite images of the US
\nNASA Imaging RADAR @ Southport<\/a> – Global RADAR images from the space shuttle
\nNational Geospatial Intelligence Agency (NGA) Products and Services<\/a> – GIS\/Data from Intelligence Agencies
\nNational Hurricane Center<\/a> – Hurricane GIS data
\nNOAA National Environmental Satellite, Data, and Information Service<\/a> – Oceanic and Coastal GIS Data
\nOak Ridge National Laboratory Distributed Active Archive Center<\/a> – Ecological spatial data
\nResearch Maps (R-MAPS)<\/a> – HUD
\nSocioeconomic Data and Applications Center<\/a>
\nTropical Rain Forest Information Center<\/a>
\nUnidata<\/a>: UCAR’s site for earth sciences data
\nUnited Nations Environment Programme<\/a>
\nUniversity of Arkansas Geographic Information Systems and Maps<\/a> – Lots of local and county data for all 50 states
\nUniversity of California, Santa Barbara: Alexandria Digital Library<\/a> – Map and Imagery Laboratory
\nUniversity of Iowa: Center for Global and Regional Environmental Research<\/a> – Lots of links to remote sensing data sites
\nUniversity of Maryland Global Land Cover Facility<\/a> – Free Landsat images
\nUnited States Census Bureau International Statistical Agencies<\/a> – World-Wide Government Statistics Offices
\nUnited States Census Bureau TIGER\/Line Data<\/a> – Census Data
\nUnited States Fish and Wildlife Service<\/a> – Environmental and Conservation Data
\nUnited States Geological Survey – National Elevation Dataset<\/a>
\nWebGIS.com – Geographic Information Systems Resource<\/a>
\nWorld Digital Elevation Map<\/a>
\nWorld Wildlife Fund<\/a> – Environmental Data<\/p>\n

Data Warehouses:
\nhttp:\/\/geocommons.com\/<\/a>
\nFree GIS Data & Imagery GeoBlog<\/a><\/p>\n

Free online educational resources:
\nGPS in the Field -A Practical Guide to the Theory and Application of GPS technologies<\/a>
\nGIS for Anthropologists<\/a><\/p>\n

http:\/\/wiki.gis.com\/wiki\/index.php\/List_of_GIS-related_Blogs<\/a><\/p>\n

Pay for Data:
\nzipboundary.com<\/a>
\nreportallusa.com\/products.html<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"

National: Data Gateway – USDA GeoCommunity Online GIS Data (fee service) U.S. Bureau of the Census: Cartographic Boundary Files USGS Digital Maps and Data USGS–EROS Data Center: GISDATA Map Studio USGS Geographic data download USGS Mineral Resources Program Spatial Datasets USGS List of Digital State Geologic Maps, USGS Lists of Spatial Data Sets for Water […]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-7","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=\/wp\/v2\/pages\/7","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7"}],"version-history":[{"count":1,"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=\/wp\/v2\/pages\/7\/revisions"}],"predecessor-version":[{"id":8,"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=\/wp\/v2\/pages\/7\/revisions\/8"}],"wp:attachment":[{"href":"http:\/\/www.gisdatasource.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}