Look up property values using Clackamas County GIS CMap web mapping tool.
The web link provided below will direct you to the CMap web entry point.
Use CMap to retrieve tax assessment, harzard, and service information throughout Clackamas County, Oregon. You can search for locations by Address, Parcel Map Number, or Cross Street. Once the location is found you can view the Interactive Map with Property Summary Information or offical Tax Maps.