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Routes
Hiking trails & Routes
Weld County
Erie

Thomas Reservoir Trail

Easy

5

hikers

Thomas Reservoir Trail

00:20

1.29km

0m

Hiking

Embark on an easy hike along the Thomas Reservoir Trail, a gentle 0.8-mile (1.3 km) loop that offers fantastic views of the Flatirons, Longs Peak, and the Twin Sisters Peaks. This route involves a minimal elevation gain of just 13 feet (4 metres), making it perfect for a quick outing.…

Last updated: April 23, 2026

Waypoints

A

Start point

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1

1.19 km

Thomas Reservoir

Highlight • Lake

B

1.29 km

End point

Parking

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Way Types & Surfaces

Way Types

1.28 km

< 100 m

Surfaces

1.25 km

< 100 m

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Elevation

Elevation

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Weather

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Monday 25 May

28°C

11°C

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to hike the Thomas Reservoir Trail?

The Thomas Reservoir Trail is a relatively short loop, covering about 1.3 kilometers (0.8 miles). Most hikers can complete it in approximately 20 minutes, making it a quick and enjoyable outing.

Is the Thomas Reservoir Trail suitable for beginners or families with children?

Yes, this trail is rated as easy and is very suitable for beginners, families, and a variety of users. It features minimal elevation gain and a mix of paved and soft surfaces, making it accessible for many.

What is the terrain like on the Thomas Reservoir Trail?

The trail offers varied terrain. You'll find about 0.25 miles of concrete trail with an adjacent crusher fine path, another 0.25 miles of crusher fine trail, and 0.65 miles of soft surface trails. It winds through a native mixed-grass prairie and riparian zones near the reservoir.

What kind of scenery and views can I expect on the trail?

Hikers can enjoy a fantastic viewshed, including glimpses of the Flatirons, Longs Peak, and the Twin Sisters Peaks. The route also features a pollinator garden, irrigated trees like hackberry and ponderosa pine, and the scenic Thomas Reservoir itself.

What wildlife or plants might I see along the way?

The area is rich in nature. You might spot diverse grasses, forbs, and shrubs such as big bluestem and milkweed in the prairie. Riparian zones host willows, rushes, and plains cottonwood trees. The reservoir is stocked with fish like largemouth bass and rainbow trout, and seasonally attracts migratory birds such as Canada geese and great blue herons, making it great for birdwatching.

Where can I park to access the Thomas Reservoir Trail?

Parking is available directly at the trailhead for the Thomas Reservoir Trail. The trail is located in Erie, Colorado, and is easily accessible by car.

Is the Thomas Reservoir Trail dog-friendly?

The trail is generally dog-friendly, but it's always best to check local signage for specific leash requirements and waste disposal rules to ensure a pleasant experience for everyone.

What is the best time of year to visit the Thomas Reservoir Trail?

The trail is open year-round during daylight hours. Spring and fall offer pleasant temperatures and vibrant scenery, while summer is great for enjoying the reservoir. Winter can also be beautiful, but be prepared for colder conditions. Migratory birds are most active seasonally.

Are there any permits or entrance fees required for the Thomas Reservoir Trail?

No, the Thomas Reservoir Trail is free to access, and no permits are required to hike it. It's a community amenity open to the public.

What amenities are available at Thomas Reservoir?

At Thomas Reservoir, you'll find several amenities to enhance your visit. These include a shelter with tables, a portable restroom, an outdoor classroom, and benches. There is also ADA accessible fishing access.

Is the Thomas Reservoir Trail a loop or an out-and-back route?

The Thomas Reservoir Trail is a loop route, circling around the reservoir. This allows you to experience different views and scenery without retracing your steps.

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