8.8 mi
Distance
2,848 ft
Elev. Gain
4h 21m
Est. Time
Out & Back
Route Type
Difficult
Difficulty
About This Trail
We don't publish a description for Flattop Mountain Trail unless we can point you at the agency it came from. We don't have one yet. The planning figures above — distance, elevation gain, estimated time, route type — come from the source listed on this trail.
National Park Service manages this trail and is the authority for conditions, closures and route notes. See official sources below. Spot something we should add?
Trail Conditions
Trail Conditions
Updated Apr 19, 2026 — may be out of date
No recent condition reports. Be the first to share what you see on the trail.
Trail Details
- No dogs
- Route Type
- Out & Back
- Surface
- Mixed Surface
Official sources & verification
Managed by National Park Service
Reserve or permit
- Apply for permit
Required permit application for this trail. Many systems run seasonal lotteries or fixed application windows — confirm current dates here.
Source of truth
- Agency source page
The page our published rules and notes are derived from.
- National Park Service unit page
Alerts, conditions, and the unit's plan-your-visit page.
Where it is
- Nearest town:
- Estes Park, CO · about 6 mi away
- County:
- Larimer County, CO
- Jurisdiction:
- Rocky Mountain National Park · National Park Service
Nearest town and county from U.S. Census Bureau place records and county boundaries.
Verify by phone or mail
- Operator:970-586-1206
- Address:1000 US Hwy 36 · Estes Park, CO · 80517
Highlights
Reviews
No reviews yet
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Verified from National Park Service public trails dataset
Trail centerline: National Park Service public trails dataset. Source ↗
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