BROWN
GEOGRAPHIC INFORMATION SCIENCE & SERVICES
Brown Geographic Information Science and Services
WWW Data Links    

STATE & LOCAL

Providence Plan data and mapper
Rhode Island GIS data includes datalayers, online orthoimagery (aerial photography), digital atlas, and other maps; maintained at U.R.I.
RI Digital Atlas RI data on watersheds, communities and various topics
State agency GIS sites GIS data for all 50 states; compiled at U.Va.
State and local aggregations compiled at U.Ark.
State data repositories compiled at Connecticut College
MassGIS MA state depository for spatial data
Connecticut Map & Geographic Info Center CT state depository for spatial data

 

UNITED STATES

  Census.gov data for people, households, business and industry; see 'Geography'
Census 2009 TIGER/Line Data shapefiles of Census data
Census 2000 TIGER/Line Data shapefiles of Census data
Geodata.gov intergovernmental geospatial one-stop portal 
Geospatial Data Gateway natural resources data compiled by USDA
National Atlas of the United States interactive access to a wide variety of data
National Map Seamless Server allows convenient area delineation and downloading of USGS data
ReferenceUSA Directory info on U.S. businesses, via Brown subscription
U.S. national aggregations compiled at U.Ark.

INTERNATIONAL & DOMESTIC

 
ADMINISTRATIVE BOUNDARIES
Country Data variety of data by country, compiled at U.C. Berkeley
 
COUNTRY DATA
Continent Aggregations African, Australian and European data from MIT GIS Laboratory
GeoGratis Canadian geospatial data portal
GIS Data Depot offers data at local, state, and country scales
IGAC geographic materials for Colombia
 
GEOCODING & POSTAL CODES
Google Earth save data from desktop program to KML files; rich source for international addresses and geocoding
Postal Codes (international)
 

HISTORICAL

Historical U.S. Census data 1790-1960, by state and county (tabular data)
Historical U.S. Census microdata IPUMS; samples from 15 censuses
National Historical GIS aggregate census data and GIS-compatible boundary files, 1790 - 2000

  DATA REPOSITORY

Geography Network offers data at local, state and country scales
GIST varied data with humanitarian emergency response focus
Global Change Master Directory data and services
Global Rural-Urban Mapping Project (GRUMP) Alpha Development Data Alpha Development Data -- Africa and Asia Urban Masks
Harvard Geospatial Library MA, federal and international data, searchable by keyword
Map Library Administrative boundaries of developing countries
National Geospatial Data Clearinghouse >250 spatial data servers, now with International data
U.S. federal agency GIS sites compiled at U.Va.

Online Maps

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