Statement of Significance (as of designation - January 20, 1961):
Robidoux Pass was a significant landmark on the Oregon Trail. In 1848, an Indian trader named Robidoux established a trading post near this natural landmark on the old Oregon Trail. This route fell into disuse after the opening of Mitchell Pass in 1851.
There are no threats to the landmark.
There are changes to the landmark. Ownership may have changed since 2004.