Data Sources

Data Sources

GIS Data Sources

Site Description
Natural Earth Data Social and physical shapefiles for all countries prepared at various scales; good for joining to countries and states/provinces, as well as providing context
New Jersey Geographic Information Network (NJGIN) Boundaries and major governmental features for the state of New Jersey, including municipalities/counties that can be joined to tabular data, and point locations for schools, EMS, and more
500 Cities Data Portal Public health data tables that may be linked to shapefiles from the Census or other sources to montitor disease and health
GIS and Public Health at the Centers for Disease Control
NJ Department of Environmental Protection Open Data Land use and environmental data for the state of New Jersey; replacement for NJDEP digital data downloads web page: https://www.state.nj.us/dep/gis/listall.html
Pennsylvania Spacial Data Access (PASDA) Boundaries and point locations for the state of Pennsylvania
OpenDataPhilly Boundary, thematic data, point locations, and more for the city of Philadelphia
DVRPC GIS Data Portal Boundary, demographic, planning, structures, and transportation data for the Delaware Valley Region (Bucks, Chester, Delaware, Montgomery, and Philadelphia in PA; and Burlington, Camden, Gloucester, and Mercer in NJ)
TIGER/Line Shapefiles US Census data for investigating social and demographic patterns across the United States at various scales and time-steps, including international data
Pre-joined ACS 5-year estimates with TIGER/Line Shapefiles
American Community Survey data tables
International Data Base
Blue Marble Verified Coronavirus (COVID-19) Data Resources A list of sources with maps and information on the status of confirmed COVID-19 cases; some contain global data, others have more specific geographies
Coronavirus Case Data for Every U.S. County The New York Times journalists are attempting to track every coronavirus case in the US. They link to a GitHub with both state and county-level CSVs that are updated around the clock.
COVID-19 Data Repository by Johns Hopkins The data repository for the 2019 Novel Coronavirus Visual Dashboard operated by the Johns Hopkins University Center for Systems Science and Engineering 
National Historical Geographic Information System This site contains historical census and other records, which may be joined to their historical shapefiles (note that boundaries of counties or election districts may have changed from recent versions!)
National Weather Service GIS Portal Current and historical weather and hazard shapefiles and tables
National Hurricane Center GIS Current and archive data for tropical storm events
Historical Urbanization Study This study offers the first spatially explicit dataset of urban settlements from 3700 BC to AD 2000, by digitizing, transcribing, and geocoding historical, archaeological, and census-based urban population data previously published in tabular form. Data tables included at end
POI Factory This is one of many sites that provides latitude/longitude coordinates for "points of interest," which may include restaurant locations, camp sites, or other information that users add to GPS or other system.  Note that you need to edit the .csv files here in Excel to add headers to each column before importing to GIS software.
David Rumsey Map Gallery This site primarily includes old maps, which have been scanned and georeferenced, but may serve as stylistic inspiration or for comparision
William K. Morrison Special Map Collections at Nova Scotia Community College Another digitization project to scan old maps and atlases
Search! So many datasets can be found by entering keywords about your idea, along with "GIS Data" or "shapefile" into a search engine. Try it and see what you find!