National Forest Development Road 169 is a hiking, biking, and horse trail in Elko County, Nevada. It is within Humboldt-Toiyabe National Forest. It is 3.6 miles long and begins at 5,980 feet altitude. Traveling the entire trail is 7.2 miles with a total elevation gain of 2,227 feet. The Excelsior Post Office (elevation 6,306 feet) post office can be seen along the trail.