Geospatial Websites

Discover free public data, tools, and resources from GeoTech Center
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What is GIS?

This is probably the most asked question posed to those in the Geographic Information Systems (GIS) field

What is GIS?

A spatial system that creates, manages, analyzes, and maps all types of data

GIS Fields

Which fields GIS can be used at?

GIS Applications 

Geographic Information Systems (GIS) can be used in various fields​

GIS Data Explained

Now we understand what a GIS is and what is can do, the next step is to understand how a GIS is made. But first you need to take a crash course in GIS data

GIS Data - USGS

USGS is a primary source of GIS Data. Our data and information is presented both spatially and geographically

About Census Summary Levels

More detailed descriptions for all of the summary levels for which the Census Bureau tabulates data

Census - Demographic Data

Census Bureau’s demographic data that can be linked to the TIGER/Line Files and Shapefiles' (GEOIDs)

Census - TIGER/Line Files​

The core TIGER/Line Files and Shapefiles do not include demographic data, but they do contain geographic entity codes (GEOIDs)

GIS Maps - USGS​

USGS is a primary source of Geographic Information Systems (GIS) Maps

GIS Health​

GIS and Public Health at CDC

Top 20 Resources - GIS in Education  

Joseph Kerski, Ph.D. GISP
Geographer – Education Manager - Esri​

Open Topography 

Open Topography facilitates community access to high-resolution, Earth science-oriented, topography data, and related tools and resources.

USGS National Geospatial Program

The National Map is a collaborative effort among the USGS and other Federal, State, and local partners to improve and deliver topographic information for the Nation.

USGS National Water Information

provide access to water-resources data collected at approximately 1.9 million sites in all 50 States