Download OpenStreetMap Data for Connecticut

Select an area within Connecticut and choose a data type to download from OpenStreetMap via the Overpass API. Data is returned as GeoJSON.

1. Select Area

2. Choose Data Type

Data from OpenStreetMap contributors, licensed under ODbL.

Download Connecticut Map Data from OpenStreetMap

Use this free tool to download geospatial data for Connecticut directly from OpenStreetMap. The map is pre-centered on Connecticut — draw a bounding box to select an area, choose a data type, and export the results as GeoJSON. No sign-up or software installation required.

Available Connecticut Data Types

Connecticut Roads & Highways

Download motorways, highways, residential streets, paths, and cycleways across Connecticut.

Connecticut Building Footprints

Extract building outlines including residential, commercial, and industrial structures in Connecticut.

Connecticut Waterways

Rivers, streams, canals, and drainage ditches throughout Connecticut.

Connecticut Railways

Rail lines, stations, and light rail networks in Connecticut.

Connecticut Land Use

Parks, forests, residential zones, commercial areas, and farmland in Connecticut.

Connecticut Amenities

Schools, hospitals, restaurants, shops, and public services across Connecticut.

Connecticut Natural Features

Water bodies, forests, coastlines, peaks, and wetlands in Connecticut.

Connecticut Power Infrastructure

Power lines, substations, and generators throughout Connecticut.

How to Download Connecticut OSM Data

Select an area — Use Shift + drag on the map to draw a bounding box within Connecticut.
Choose a data type — Pick from roads, buildings, waterways, railways, land use, amenities, natural features, or power infrastructure.
Download — Click the download button to fetch data from the Overpass API. Preview the results on the map, then save as GeoJSON.

Output Format

Data is exported as GeoJSON, a widely supported open standard for geospatial data. GeoJSON files can be opened in QGIS, ArcGIS, Mapbox, Leaflet, Google Earth, and many other GIS tools. You can also use QuickMapTools to convert GeoJSON to Shapefile, convert GeoJSON to KML, or visualize GeoJSON on a map.