
11.6 mi
Distance
2,844 ft
Elev. Gain
5h 17m
Est. Time
Out & Back
Route Type
Difficult
Difficulty
About This Trail
Greyrock Summit via Seaman Reservoir is an out-and-back trail in Roosevelt National Forest, managed by the United States Forest Service, in Larimer County, Colorado. It is 12 miles long and gains 2,844 feet. The nearest town is Laporte, Colorado, about 5 miles away in a straight line.
From the trail data on this page. For conditions and closures, see official sources.
Trail Conditions
Trail Conditions
We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.
No recent condition reports. Be the first to share what you see on the trail.
Elevation Profile
| Point | Distance from start | Elevation |
|---|---|---|
| Start | 0.0 mi | 1,651 ft |
| High point | 5.9 mi | 2,301 ft |
| End | 11.6 mi | 1,651 ft |
Trail Details
- Route Type
- Out & Back
Official sources & verification
Managed by United States Forest Service
Managing agency
- United States Forest Service
Find offices, alerts, and current orders for this agency.
Where it is
- Nearest town:
- Laporte, CO · about 5 mi away
- County:
- Larimer County, CO
- Jurisdiction:
- Roosevelt National Forest · United States Forest Service
Nearest town and county from U.S. Census Bureau place records and county boundaries.
Reviews
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Legacy import — verify before navigating
Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.
In this park
Other trails in Roosevelt National Forest

Lake Isabelle Trail (Summer)
Colorado

Lost Lake via Hessie Trail
Colorado

Crater Lakes Trail via Moffat Tunnel East Portal Trailhead
Colorado

Diamond Lake Trail
Colorado

Greyrock Trail
Colorado

Lily Mountain Trail
Colorado
Stay nearby
Campgrounds near this trail


Upper and Lower Ansel Watrous Campgrounds
5.6 mi awayRoosevelt National Forest
Larimer, CO
Check official pricing17 sitesReservable TentRV PopularUsually has openings · 24% No Service


Larimer County Park Horsetooth Reservoir Campground
8 mi awayLoveland, CO
County Park Reservable
Stove Prairie
8.2 mi awayRoosevelt National Forest
Larimer, CO
Check official pricing18 sitesReservable TentRV Well reviewed No Service
Similar length
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