Historic Columbia River Highway
Driving Directions
Driving the Byway
This linear byway has two sections, from Troutdale to the junction with I-84, and from Mosier to I-84 near the Dalles.
Troutdale to Bonneville Dam Section
- The byway begins in Troutdale.
- Take Exit 18 and travel south along the Sandy River to the Sandy River Bridge.
- Follow the keystone-shaped signs through Springdale, Corbett, and the waterfall area to the junction with Interstate 84 (near Bonneville Dam), where the byway ends.
- Proceed east on I-84 to Mosier.
Mosier to Dalles Section
- Resume your byway drive by taking Exit 69 in Mosier.
- Follow the keystone signs through Mosier to Rowena Crest, and then to Chenoweth Creek, just west of the Dalles.
- The byway officially ends at Chenoweth Creek near Exit 88 on I-84.
Other Road Names
This list of road names make up or are part of the byway and may prove helpful for finding and navigating the byway
- Historic Route 30

