Trailhead: To get to Flattop Mountain, you must start at the Bear Lake Trailhead. Take Bear Lake Road until the dead-end at Bear Lake Trailhead.
- Distance: 8.8 miles
- Average Time of Hike: 5 hours and 35 minutes
- Elevation Gain: 2,388 feet
- Difficulty: Strenuous
- Trail Type: Out-and-back
Get an early start so you don’t run into afternoon thunderstorms.