GIS Links

Interactive Maps

CT ECO (Connecticut Environmental Conditions Online)
Maps and geospatial data for planning, management, education and research

UConn - Regional Council of Governments Census Data Browser
Browser allow users to view a range of demographic, economic, and housing data for any of the nine RCOG planning regions.

UConn - CSDC, Data Visualizations
Includes visualizations of census data developed by the Connecticut State Data Center to assist users with exploring Census data for Connecticut, the Northeast, and the United States.

NY Times - Mapping the 2010 U.S. Census
Includes 2010 Census data by Census tract in multiple interactive maps

New York Times - Mapping America, Every Block:  2005-2009 ACS
Includes 2005-2009 American Community Survey data by Census tract and includes race, ethnicity, education, income, housing, and other variables.

CTDOT Interactive Travel Information Map
This map shows current traffic conditions and travel resources.

USGS - The National Map Viewer
USGS topographic maps, land use, imagery, and natural hazards are all included.

CT Park & Ride Lots
Your guide to Connecticut Park & Ride locations.

Downloadable PDF or TIFF maps

CT ECO (Connecticut Environmental Conditions Online) -PDF maps
Town level maps to print or view. Includes Aquifer Protection Area, Natural Diversity Data Base Areas, Soils, Orthophotography and more.

CTDOT Transportation Related Mapping
Download town road map (TRU) data in DGN, DXF and DWG formats and view state transportation and traffic maps in PDF format.

CLEAR - Watershed Maps
Town level maps of watersheds that make up each town, to print or view.

Metro-North Rail Map/Schedule
Map of the stations and lines along with schedules.

CT Transit Bus Routes/Schedules
Maps for each bus route and schedules.

GIS Data Download

CT DEEP GIS Data Downloads
DEEP (Department of Energy and Environmental Protection).  Download natural resource and environmental data in Shapefile or Geodatabase format.

UConn CSDC - CT Census Data
Uconn Connecticut State Data Center has Census data available as CSV files, Geodatabase,  and KML (for Google Earth).

UConn MAGIC - CT GIS data
The UConn Map and Geographic Information Center (MAGIC) is part of the UConn library. They maintain a collection of GIS data available as Shapefiles, KML (for Google Earth), and a map preview option that utilizes Google Maps.

UConn MAGIC - Historical Map Collection, CT Towns
Included are select georeferenced historical maps from the University of Connecticut Libraries Map and Geographic Information Center.

CT ECO - 2016 Ortho Imagery
CT ECO (Connecticut Environmental Conditions Online)  Imagery is available for download as tiles or town mosaics.

GIS Professional Organizations

ESRI's website includes ArcGIS training , support, and details about their various products.

URISA (Urban Regional Information System Association)
URISA is an association for GIS professionals that provides learning and knowledge for the GIS community.

CT GIS User to User Network

FGDC (Federal Geographic Data Committee)

Northeast Arc Users Group

GIS Software

ESRI - ArcGIS software
ArcGIS is the most widely used GIS software in the country.

ESRI - ArcGIS Explorer – Free
ArcGIS Explorer  is a free GIS viewer that gives you an easy way to explore, visualize, and share GIS information.

QGIS – Free
QGIS is the best GIS tool in the free and open-source software (FOSS) community.

Google Earth – Free
Google earth is a 3D interface to the planet.

GRASS (Open Source) GIS Software – Free
GRASS  is a free and open source GIS software suite used in academic, governmental agencies and commercial settings for geospatial data management and analysis.