City of Portland, OregonTSP Area Plans are part of a group of layers that make up the Transportation System Plan, which is the 20-year plan for transportation improvements in the City of Portland. The goal of the TSP is to provide transportation choices for residents, employees, visitors and firms doing business in Portland by describing what the system should look like and what purpose it fulfills. This feature class contains polygon features related to the Area Plans. -- Additional Information: Category: Transportation - Plan Purpose: For mapping related to the City's Transportation System Plan Area Plans. Update Frequency: As Needed -- Metadata Link: https://www.portlandmaps.com/metadata/index.cfm?=DisplayLayer=56791ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/1dedaeb54bb94b6782cf833f27d4f8a8_1282engPortlandMaps Open DataPublicTransportation System Plan TSP Area Plan - Polygons [Oregon--Portland]Web servicesOregon--PortlandOregonLast Modified: 2026-01-08