40-Mile Loop

40-Mile Loop map

The 40-Mile Loop is an approximately 140-mile (naturally) system of trails surrounding Portland and vicinity.

The system connects about 30 city parks and other parkland. Although incomplete, all of the completed portions are suitable for walking and hiking. Most of it is suitable for bicycling, and some parts (especially the Springwater Corridor) are heavily traveled as bicycle commuting routes.

The system includes sections in, or along, the following places:

• St. Johns Bridge
• Kelley Point Park
• Marine Drive along the south bank of the Columbia River
• Smith and Bybee Wetlands Natural Area
• Springwater Corridor
• Powell Butte
• Tideman Johnson Natural Area
• Sellwood Park
• Sellwood Riverfront Park
• Oaks Amusement Park
• Oaks Bottom Wildlife Refuge
• Eastbank Esplanade
• Hawthorne Bridge
• Steel Bridge
• Sellwood Bridge
• Washington Park
• Hoyt Arboretum
• Forest Park