Connecticut GIS Office data portal (CT)
Download Connecticut's statewide GIS data, such as roads, boundaries, imagery and elevation and property lines.
Connecticut GIS Office data portal
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What you can look up here
- GIS data downloadsDownload parcels, roads, imagery, lidar, and other layers.
- Property linesSee the shape and size of a parcel and where it meets the neighbors.
- Aerial imageryRecent and historical aerial photographs.
- RoadsFind the road authority for plowing, maintenance, and driveway permits.
- ElevationGround elevation, contours, and slope for any spot.
- Addresses and 911 numbersGet or check a rural address or fire number.
About this resource
- Provided by
- Connecticut Geographic Information Office (official)
- Covers
- Connecticut statewide
- Link status
- Opened normally at the last check
- Link checked
- Oct 18, 2026
- Web address
- https://geodata.ct.gov/
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