City of Portland, OregonThis feature class identifies the legal speed limit for Portland streets. Not every street segment in the City is included. The dataset includes the speed limits for surface streets where the limit was implemented by an ODOT speed zone order or where a speed limit was authorized by statutes governing speeds in business districts, around schools, along roadways with bicycle or pedestrian improvements, or on non-arterial, residential streets. -- Additional Information: Category: Transportation - Streets Purpose: To identify designated speed limits on Portland streets. Update Frequency: As Needed -- Metadata Link: https://www.portlandmaps.com/metadata/index.cfm?=DisplayLayer=54340ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/b0209a2063e346b586782560fa64bda6_225engPortlandMaps Open DataPublicSpeed Limits [Oregon--Portland]Web servicesOregon--PortlandOregonLast Modified: 2026-01-08