City of Seattle ArcGIS OnlineDisplays traffic circles maintained by the Seattle Department of Transportation. Traffic circles are raised islands constructed at intersections of residential streets. Traffic circles provide separation of oncoming vehicles and cause motorists to decrease speed. The layer is limited to non-arterial neighborhood traffic circles and does not include arterial or non-arterial medians or islands. Views: Link , adds recommended definition query for general use: 'CURRENT_STATUS IN(INSVC, PLNRECON, BLANK)' Refresh Cycle: Daily Feature Class: SDOT.V_TRAFCIRCLEArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/a87c5bd45d124f98ba2ad0c90d7808bc_0engSeattle GeoDataPublicTraffic Circles [Washington (State)--Seattle]Web servicesWashington (State)--SeattleWashington (State)Last Modified: 2026-01-08