Jan 11, 2017
Natural Earth
A source for free geospatial datasets covering the entire globe at small, large, and medium scales. Includes a variety of cultural and natural features…
A source for free geospatial datasets covering the entire globe at small, large, and medium scales. Includes a variety of cultural and natural features…
The United States Geological Survey’s (USGS) geospatial data and maps website. Access to geospatial datasets for hydrography, elevation, wetlands and…
Digital maps covering a variety of US Census demographic categories, plus GIS data in vector boundary files for spatial aggregations of tabular census…
NHGIS is a data portal for U.S. Census data in both tabular and geospatial formats. It provides access to summary statistics and GIS boundary files for…
Online application for locating and mapping US Census data and other demographic resources. Maps created on Social Explorer can be exported as images.…
PASDA is a portal for geospatial data from a variety of state government agencies. Use the Pennsylvania Atlas for a map interface for previewing and downloading…