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EdSight (State education data repository)
EdSight is an education data portal that integrates information from over 30 different sources – some reported by districts and others from external sources. The portal can be... -
Wildlife Action Plan Research Conservation Opportunity 2025
The 2025 Connecticut State Wildlife Action Plan conservation opportunity areas (COAs) represent locations partners can conduct actions to benefit wildlife populations and... -
CT House Districts
This feature layer represents the boundaries of Connecticut's House of Representative’s districts based on the latest redistricting process following the 2020 Census. More... -
CTDOT Office of the State Traffic Administration (OSTA) Interactive Map
Web Mapping Application containing all layers from the Office of the State Traffic Administration that enables the user to visually review, search, and query OSTA data,... -
CTDOT Municipalities
The CT Municipalities layer consists of individual polygons representing each of the 169 municipalities that make up the state of Connecticut. This feature class is based on the... -
CT Transit General Transit Feed Specification (GTFS) Route Data
General Transit Feed Specification (GTFS) is an open format spec used by hundreds of transit agencies to power transit directions in a variety of Web and transit apps, including... -
Migratory Waterfowl
Migratory Waterfowl is a 1:24,000-scale, polygon feature-based layer that depicts the concentration areas of migratory waterfowl at specific locations within Connecticut. Paul... -
Lake Bathymetry Contours Lines
See full Data Guide here. Lake Bathymetry describes the water depth for selected reservoirs, lakes, ponds, and coves in Connecticut. It includes depth contours, also called... -
Vehicle Crash Data Repository
The Connecticut Crash Data Repository (CTCDR) is a web tool designed to provide access to select crash information collected by state and local police. This data repository... -
Wildlife Action Plan Protect Conservation Opportunity 2025
The 2025 Connecticut State Wildlife Action Plan conservation opportunity areas (COAs) represent locations partners can conduct actions to benefit wildlife populations and... -
Environmental Justice Block Groups 2023
Environmental Justice 2023 Set is comprised of two layers: Environmental Justice Block Groups 2023 and Environmental Justice Distressed Municipality 2023. All Census and ACS... -
Shoreline Change Short Term
Shorelines are continuously moving in response to winds, waves, tides, sediment supply, changes in relative sea level, and human activities. Shoreline changes are generally not... -
Soils Hydric Rating
This rating indicates the percentage of map units that meets the criteria for hydric soils. Map units are composed of one or more map unit components or soil types, each of... -
Wildlife Action Plan Partner Conservation Opportunity 2025
The 2025 Connecticut State Wildlife Action Plan conservation opportunity areas (COAs) represent locations partners can conduct actions to benefit wildlife populations and... -
Wildlife Action Plan Connect Conversation Oppotunity 2025
The 2025 Connecticut State Wildlife Action Plan conservation opportunity areas (COAs) represent locations partners can conduct actions to benefit wildlife populations and... -
CTDOT Traffic Monitoring Data
A collection of layers maintained by the Traffic Monitoring Unit. -
Wildlife Action Plan Inform Conservation Opportunity 2025
The 2025 Connecticut State Wildlife Action Plan conservation opportunity areas (COAs) represent locations partners can conduct actions to benefit wildlife populations and... -
Critical Habitats
See full Data Guide here.Connecticut Critical Habitats is a polygon feature-based layer with a resolution of +/- 10 meters that represents significant natural community types... -
CT Senate Districts
This feature layer represents the boundaries of Connecticut's Senate districts based on the latest redistricting process following the 2020 Census. More information about the... -
Wildlife Action Plan Restore Conservation Opportunity 2025
The 2025 Connecticut State Wildlife Action Plan conservation opportunity areas (COAs) represent locations partners can conduct actions to benefit wildlife populations and...
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