City of Portland, OregonThis data is maintained by and obtained from Metro GIS. Click the link above to view the Metro GIS metadata for this dataset. This data is maintained by and obtained from Metro Data Resource Center. Please go to https://gis.oregonmetro.gov/rlis-metadata/#/details/123 for the complete metadata. -- Additional Information: Category: Boundary Purpose: For mapping of jurisdictional boundaries in the Portland region. Update Frequency: Quarterly -- Metadata Link: https://www.portlandmaps.com/metadata/index.cfm?&action=DisplayLayer&LayerID=53542ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/951488174bfe4275bbbd04421d7820f5_10engPortlandMaps Open DataPublicCity Boundaries [Oregon--Portland]Web servicesOregon--PortlandOregonLast Modified: 2025-11-08