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Hiking trails & Routes
United States
Colorado
Boulder County

Gross Reservoir North Shore Trail

Easy

3.3

(23)

69

hikers

Gross Reservoir North Shore Trail

00:30

1.87km

10m

Hiking

Hike the easy 1.2-mile Gross Reservoir North Shore Trail near Boulder, Colorado, for continuous views of the reservoir and distant Indian Pe

Last updated: February 26, 2026

Waypoints

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1

546 m

Gross Reservoir

Highlight • Lake

Gross Reservoir is a large lake on the other side of Flagstaff Mountain. There is a hard-packed gravel road on its eastern shore, which is a great place to snap …

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1.87 km

End point

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Way Types & Surfaces

Way Types

1.29 km

453 m

127 m

Surfaces

1.38 km

482 m

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Elevation

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Weather

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Today

Thursday 16 July

25°C

15°C

24 %

Additional weather tips

Max wind speed: 15.0 km/h

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Frequently Asked Questions

Where can I park for the Gross Reservoir North Shore Trail?

Parking is available at the North Shore Picnic Area. However, be aware that this lot can reach capacity early on busy weekends. Illegal parking is subject to tickets or towing, so plan to arrive early or consider visiting on a weekday.

Is the Gross Reservoir North Shore Trail dog-friendly?

Yes, this trail is dog-friendly. Please ensure your dog remains on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors.

What is the best time of year to hike this trail?

The trail offers beautiful scenery year-round. However, for the most comfortable hiking experience, spring through fall is ideal. In winter, expect patches of snow, which are generally manageable with hiking boots. The views of the frozen Gross Reservoir can be quite stunning.

Do I need a permit or pay an entrance fee for this trail?

No, there are no specific permits or entrance fees required to hike the Gross Reservoir North Shore Trail, as it is located within the Roosevelt National Forest.

Is the Gross Reservoir North Shore Trail truly easy, or are there challenging sections?

While generally graded as 'easy' for its length, the trail does feature a quite steep descent to the water from the North Shore Picnic Area parking lot. This makes the return trip uphill significantly more strenuous. It's a short but impactful climb back up.

What is the terrain like on the North Shore Trail?

The trail offers varying terrain, but is generally well-maintained. You'll find continuous views of the water as it leads down closer to the shoreline. During winter, expect some snow patches.

What are the main scenic highlights along the trail?

The primary highlight is the stunning panoramic views of Gross Reservoir and the distant Indian Peaks to the west. It's considered one of the most scenic options in the area for its continuous water views.

Are there any current closures or construction impacts on the trail?

Yes, visitors should be aware of ongoing construction related to the Gross Reservoir Expansion Project. This may impact access and recreation areas, with some parts temporarily closed. Always check local conditions before heading out.

Is this trail suitable for families with children?

Yes, the Gross Reservoir North Shore Trail is considered family-friendly. The relatively short distance and beautiful views make it a good option for an outing with children, though be mindful of the steep section on the return trip.

Can I expect to see wildlife on the trail?

The trail is a good spot for birding, so keep an eye out for various bird species. While other wildlife may be present, birds are a common sight along the reservoir.

How do water levels affect the trail experience?

The water levels of Gross Reservoir can vary throughout the year. This might change how close the trail gets to the shoreline or the appearance of the reservoir itself, but the scenic views remain consistent.

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