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State
CT House Districts
State of Connecticut —
This feature layer represents the boundaries of Connecticut's House of Representative’s districts based on the latest redistricting process following the 2020 Census.... -
State
CT DCF Region Boundaries
State of Connecticut —
This is a boundary file showing the catchment area for which each of the 6 DCF Regions is responsible. Catchment areas are comprised of complete Towns, but not... -
State
July 2025 GIS Office Newsletter
State of Connecticut —
The July 2025 issue of the GIS Office Newsletter features updates about the GIS Office, a summary of the most recent GIS Advisory Council meeting, GIS resources, and... -
State
CT Congressional Districts
State of Connecticut —
This feature layer represents the boundaries of Connecticut's congressional districts based on the latest redistricting process following the 2020 Census. More... -
State
Broadband Data by Block - 2023
State of Connecticut —
This feature layer includes all data available at the block level - no adoption data is available at this level.-------The Connecticut Broadband Availability and... -
State
CT Planning Regions
State of Connecticut —
This CT Planning Regions layer consists of individual polygons representing each of the 9 planning regions that make up the state of Connecticut. This feature layer... -
State
CT DCF Area Boundaries
State of Connecticut —
This is a boundary file showing the catchment area for which each of the 14 DCF Area Offices is responsible. Catchment areas are comprised of complete Towns, but not... -
State
ArchaeologyGrid
State of Connecticut —
This layer denotes the presence of archaeology sites utilizing a grid based on the U.S. National Grid (10,000 m) divided into nine sections per 10,000 m grid. The red... -
State
Connecticut CAMA and Parcel Layer 2024
State of Connecticut —
Coordinate system Update:Notably, this dataset will be provided in NAD 83 Connecticut State Plane (2011) (EPSG 2234) projection, instead of WGS 1984 Web Mercator... -
State
ConnCRIS Public Viewer Map
State of Connecticut —
This map contains layers for above ground resources, district polygons, and a presence/absence archaeological grid for the state of the Connecticut. -
State
CT Public Above Ground Resources
State of Connecticut —
These points are directly sourced from the National Historic Landmarks, National Register, State Register, Local Historic Districts, Local Historic Places, Historic... -
State
CT Senate Districts
State of Connecticut —
This feature layer represents the boundaries of Connecticut's Senate districts based on the latest redistricting process following the 2020 Census. More information... -
State
Local Health Districts Status Maps
State of Connecticut —
Included in the data set is :-Local Health Department-Planning Organization-Director of Health (DoH) Name- DoH title-DoH Degree-Doh Email-LHD Status (District, Part... -
State
ConnCRIS User Guide
State of Connecticut —
The Connecticut State Historic Preservation Office (SHPO) is pleased to provide the ConnCRIS Public Resource Viewer, an online application for Connecticut’s cultural... -
State
2023 Connecticut Buildings (beta)
State of Connecticut —
Lidar derived buildings from April, 2023 flight across the entirety of CT. -
State
(delete this block layer) 2024 Availability by Block (Unserved and Underserved Locations)
State of Connecticut —
Link to block layer: Connecticut Broadband Availability Data by Block 2024 -
State
Broadband Data by Town - 2024
State of Connecticut —
The Connecticut Broadband Availability and Adoption Maps were created to help citizens and policymakers understand the strengths and weaknesses of broadband...