Search City of Portland maps by gallery, aerial photos, assessor, permits or reports.
View Portland GIS map, including street names, schools, parks, sewer assets, and parcel information.
View Clackamas County Department of Elections precincts list by precinct number, precinct name, and district.
Find Clackamas County GIS maps, tax maps, and parcel viewers to search for and identify land and property records.
View Clackamas County Sheriff's Office webpage, including contact information, crime reports, and a crime data map.
View Clackamas County Technology Services Department GIS maps, including information on an online map and information retrieval tool.
View Clackamas County voter and election information page, including maps and contact information.
The National Spatial Data Infrastructure (NSDI) is a national repository and data portal for spatial data and mapping information. The Oregon GIS Maps Database includes a variety of mapping data sets, including GIS mapping data. The NSDI includes more than 4 million maps covering the entire United States.
The NSDI provides access to GIS mapping data for the general public, Federal, State, and local government entities, researchers, and developers. Oregon GIS Maps Database includes mapping data from Federal agencies such as the USGS, the Census Bureau, the Environmental Protection Agency, and the Bureau of Land Management; State mapping agencies, such as the Michigan Department of Transportation; and local governments, such as the cities of Detroit and Chicago.
Oregon GIS Maps Database also includes data sets from private companies and nonprofit organizations. These data sets include mapping data for businesses and industries, transportation networks, land use, and water resources.