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CT Geodata Portal

Published by State of Connecticut | State of Connecticut | Metadata Last Checked: January 10, 2026 | Last Modified: 2026-01-05
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 those shared by the Department of Transportation, the Department of Energy and Environmental Protection, CT ECO, and other partners. The Geodata portal aims to provide residents, policymakers, and researchers easy access to foundational geospatial datasets and promote open data principles. 

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