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State
Broadband Adoption by Tract 2025
State of Connecticut —
Broadband and Internet Access Dataset — Tract-Level SummaryBroadband Subscription DataTotal broadband subscriptions across all technologiesTotal Residential broadband... -
State
Broadband Availability by Block 2025
State of Connecticut —
Broadband Availability Data — Block-Level SummaryWhat the dataset includesFor each Census block, the dataset provides:Location countsTotal broadband serviceable... -
State
Connecticut State Parcel Layer 2023
State of Connecticut —
The dataset has combined the Parcels and Computer-Assisted Mass Appraisal (CAMA) data for 2023 into a single dataset. This dataset is designed to make it easier for... -
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
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
Broadband Data by Tract - 2023
State of Connecticut —
This feature layer provides all OPM collected data at the tract level.------The Connecticut Broadband Availability and Adoption Maps were created to help citizens and... -
State
Connecticut Housing Data Hub
State of Connecticut —
The Connecticut Housing Data Hub is a public resource developed by the Office of Policy and Management (OPM), Department of Housing (DOH), and Department of Economic... -
State
CT Municipalities (with FIPS)
State of Connecticut —
This CT Planning Regions layer consists of individual polygons representing each of the 169 municipalities that make up the state of Connecticut. This feature layer... -
State
Connecticut 3D Buildings
State of Connecticut —
Dataset Description: The CT Statewide GIS Services Lidar project required the planning, acquisition, processing, and creation of derivative products from lidar data... -
State
Public Historic Districts
State of Connecticut —
The boundaries of the district polygons are both modified and unmodified pre-existing polygons provided by NPS and SHPO, as well as new, previously unmapped... -
State
CT Buildings
State of Connecticut —
Dataset Description: The CT Statewide GIS Services Lidar project required the planning, acquisition, processing, and creation of derivative products from lidar data... -
State
RiverCOG
State of Connecticut —
Contours are lines of equal elevation. This is a contour feature layer for the state of Connecticut derived from the index contour in the 1' contour data set. All... -
State
CQ7 Block Avail Xwalked
State of Connecticut —
Broadband Availability Data — Block-Level SummaryWhat the dataset includesFor each Census block, the dataset provides:Location countsTotal broadband serviceable... -
State
Broadband Availability by Planning Region 2025
State of Connecticut —
Broadband Availability Data — Planning Region-Level SummaryWhat the dataset includesLocation countsTotal broadband serviceable locationsNumber of providers Counts of... -
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
Connecticut CAMA and Parcel Layer
State of Connecticut —
Pursuant to Section 7-100l of the Connecticut General Statutes, each municipality is required to transmit a digital parcel file and an accompanying assessor’s... -
State
National Register District
State of Connecticut —
The boundaries of the district polygons are both modified and unmodified pre-existing polygons provided by NPS and SHPO, as well as new, previously unmapped... -
State
CT DCF Town Boundaries
State of Connecticut —
This file contains boundaries for each Town in the state, including the DCF Region and Area Office responsible for providing services to each Town. This data is as of... -
State
CT Full State
State of Connecticut —
This CT Full State layer consists of two individual polygons representing the land and Long Island Sound borders that make up the state of Connecticut. This land... -
State
CT Geodata Portal
State of Connecticut —
The CT Geodata Portal is an open data site for all geospatial data in Connecticut. Users can find spatial datasets directly administered by the GIS Office as well as...