Skip to main content
Mosquito Lake and Deer Lake Trail route map
Difficulty: ExpertOut and Back
Routt National Forest/Colorado

Mosquito Lake and Deer Lake Trail

Yampa, Colorado

14.4 mi

Distance

2,221 ft

Elev. Gain

5h 55m

Est. Time

Out & Back

Route Type

Expert

Difficulty

About This Trail

Mosquito Lake and Deer Lake Trail is an out-and-back trail in Routt National Forest, managed by the United States Forest Service, in Garfield County, Colorado. It is 14 miles long and gains 2,221 feet. The nearest town is Yampa, Colorado, about 14 miles away in a straight line.

From the trail data on this page. For conditions and closures, see official sources.

Trail Conditions

Trail Conditions

Unknown

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

Min:3,136 ft
Max:3,529 ft
Gain:905 ft
Loss:905 ft
Elevation profileA line rising and falling between 3,136 ft and 3,529 ft across 14.4 mi along the route, drawn from start to end.3,136 ft3,267 ft3,398 ft3,529 ft0.0 mi3.6 mi7.2 mi10.8 mi14.4 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi3,136 ft
High point5.9 mi3,529 ft
End14.4 mi3,136 ft

Trail Details

Route Type
Out & Back

Official sources & verification

Managed by United States Forest Service

Verify before you go

Managing agency

Where it is

Nearest town:
Yampa, CO · about 14 mi away
County:
Garfield County, CO
Jurisdiction:
Routt National Forest · United States Forest Service

Nearest town and county from U.S. Census Bureau place records and county boundaries.

We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

Reviews

No reviews yet

Be the first to share your experience and help others plan their visit.

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.

Nearby Trails

More trails near Mosquito Lake and Deer Lake Trail
Little Causeway Lake

Little Causeway Lake

0.0 mi away

Difficulty: Moderate3.3 mi853 ftelevation gain Out & Back
Keener Lake via Stillwater Reservoir

Keener Lake via Stillwater Reservoir

0.0 mi away

Difficulty: Difficult7.4 mi1,516 ftelevation gain Out & Back
Stilllwater Reservoir to Flat Top

Stilllwater Reservoir to Flat Top

0.0 mi away

Difficulty: Moderate5.6 mi1,322 ftelevation gain Out & Back
Keener Lake Trail

Keener Lake Trail

0.0 mi away

Difficulty: Difficult7.1 mi1,509 ftelevation gain Out & Back
Devils Causeway Loop Trail

Devils Causeway Loop Trail

0.0 mi away

Difficulty: Difficult10.6 mi3,005 ftelevation gain Loop
Devil's Causeway, Skinny Fish and Trappers Lake Loop

Devil's Causeway, Skinny Fish and Trappers Lake Loop

0.0 mi away

Difficulty: Expert30.6 mi6,604 ftelevation gain Loop

In this park

Other trails in Routt National Forest

View Routt National Forest
Fish Creek Falls Trail

Fish Creek Falls Trail

Colorado

Difficulty: Difficult4.7 mi1,785 ftelevation gain Out & Back
Rabbit Ears Peak Trail

Rabbit Ears Peak Trail

Colorado

Difficulty: Moderate5.5 mi1,188 ftelevation gain Out & Back
Fish Creek to Long Lake Trail

Fish Creek to Long Lake Trail

Colorado

Difficulty: Difficult11.6 mi2,523 ftelevation gain Out & Back
Mad Creek Trail

Mad Creek Trail

Colorado

Difficulty: Difficult8.8 mi1,798 ftelevation gain Out & Back
Uranium Mine Trail

Uranium Mine Trail

Colorado

Difficulty: Moderate3.1 mi823 ftelevation gain Out & Back
Mount Zirkel Loop Trail

Mount Zirkel Loop Trail

Colorado

Difficulty: Difficult10.3 mi2,887 ftelevation gain Loop

Stay nearby

Campgrounds near this trail

More campgrounds

Similar length

Similar trails in Colorado

All Colorado trails
Longs Peak via Keyhole Route

Longs Peak via Keyhole Route

Colorado

Difficulty: Expert14.5 mi4,856 ftelevation gain Out & Back
North Mount Elbert Trail

North Mount Elbert Trail

Colorado

Difficulty: Expert10.3 mi4,662 ftelevation gain Out & Back
Sky Pond Trail

Sky Pond Trail

Colorado

Difficulty: Difficult9.0 mi1,752 ftelevation gain Out & Back
Grays and Torrey's Peak

Grays and Torrey's Peak

Colorado

Difficulty: Expert7.9 mi3,688 ftelevation gain Out & Back
Ice Lake Basin Trail

Ice Lake Basin Trail

Colorado

Difficulty: Expert8.1 mi3,812 ftelevation gain Loop
Conundrum Creek Trail to Conundrum Hot Springs

Conundrum Creek Trail to Conundrum Hot Springs

Colorado

Difficulty: Expert18.0 mi3,875 ftelevation gain Out & Back
Spot an error in our data on Mosquito Lake and Deer Lake Trail?