Some of the roads within the City of Troutdale — including many of the major arterials — are under the jurisdiction of either the Oregon Department of Transportation or Multnomah County.
» Click here to view a high-resolution map of Area Jurisdictional Roads
- The City's Streets Division operates, maintains, and repairs over 40 center-line miles of streets within Troutdale.
- Multnomah County has jurisdiction over 13 miles of County roadway in Troutdale, including major arterials like 257th Ave., Cherry Park Rd., Halsey St., and Stark St.,
- The Oregon Department of Transportation has jurisdiction over 5 miles of State highway in Troutdale including I-84, the adjacent frontage roads, and Historic Columbia River Highway east of the Sandy River.