Poker Flat Road is a hiking, biking, and horse trail in Sierra County, California. It is within Plumas National Forest. It is 8.0 miles long and begins at 4,861 feet altitude. Traveling the entire trail is 14.2 miles with a total elevation gain of 5,374 feet. The Whiskey Diggings (elevation 5,748 feet) quarry is near the trailhead.