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The City of Portland, Oregon

Portland, Oregon

Welcome to the official web site of the City of Portland, Oregon

General Information: 503-823-4000


1221 SW 4th Avenue, Room 110, Portland, OR 97204

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Maps, GIS & Open Data

  • Working behind the scenes From taxlots to building footprints to street centerlines, CGIS makes the layers work with state-of-the-art data processing tools

  • 3D Data and Aerial Photos CGIS supports regional collaboration to bring the latest 3D data and aerial photography to local government and the public

  • PortlandMaps Become an expert on your neighborhood with property information, crime data, aerial photography, and more

  • Comp Plan Map App CGIS helps the Bureau of Planning and Sustainability make the Comprehensive Plan process more accessible

Welcome to the main page for the City of Portland Corporate GIS (CGIS) team. Here you can stay up-to-date on our major projects, find examples of maps and applications that use our enterprise data, and provide feedback on our products and services. 


The flagship product of CGIS, PortlandMaps delivers site-specific property information, neighborhood crime statistics, aerial photos, school information, and tons of additional map data for the City of Portland and beyond


Browse the CGIS data offerings and dig deeper into the content with our new and continually-improving Metadata site

PortlandMaps Open Data Site

Portland GIS Data available for download. Formats include API (GeoJSON and GeoService), Shapefile, Spreadsheet and KML formats. Open Data

Access the City of Portland public datasets in Shapefile, Web Service, and tabular formats. Also, submit your apps and ideas to make our city a better place.