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Longmont Dam Road route map

1.1 mi

Distance

22m

Est. Time

About This Trail

Longmont Dam Road is a trail in Roosevelt National Forest, managed by the United States Forest Service, in Boulder County, Colorado. It is 1.1 miles long. Per Colorado Parks and Wildlife (COTREX), it is closed to bikes and horses. The nearest town is Lyons, Colorado, about 4 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.

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Elevation Profile

Min:1,861 ft
Max:1,899 ft
Gain:0 ft
Loss:39 ft
Elevation profileA line rising and falling between 1,861 ft and 1,899 ft across 1.1 mi along the route, drawn from start to end.1,861 ft1,874 ft1,887 ft1,899 ft0.0 mi0.3 mi0.5 mi0.8 mi1.1 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi1,899 ft
End1.1 mi1,861 ft

Trail Details

  • No dogs
  • No bikes
  • No horses

Bike and horse access: Colorado Parks and Wildlife (COTREX), checked 2026-10-14. Rules change, so confirm with the land manager before you go.

Official sources & verification

Managed by United States Forest Service

Verify before you go

Source of truth

Managing agency

Where it is

Nearest town:
Lyons, CO · about 4 mi away
County:
Boulder County, CO
Jurisdiction:
Roosevelt 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: Jul 27, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

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Imported route

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