The Brother and Sisters Loop
The Brother and Sisters Loop
4.6
(3972)
8,731
hikers
01:43
5.90km
160m
Hiking
The Brother and Sisters Loop is an easy 3.7 miles (5.9 km) hiking route in Alderfer/Three Sisters Open Space Park. You will gain 516 feet (157 metres) over an estimated 1 hour and 42 minutes. This trail is a fantastic option for a quick, accessible outdoor adventure near Evergreen, Colorado.
…Last updated: March 7, 2026
Tips
Your route passes through a protected area
Please check local regulations for:
Waypoints
Start point
Parking
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4.05 km
Highlight (Segment) • Trail
Tip by
4.96 km
Highlight (Segment) • Trail
Tip by
5.90 km
End point
Parking
Way Types & Surfaces
Way Types
3.18 km
2.70 km
< 100 m
Surfaces
5.88 km
< 100 m
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Elevation
Highest point (2,370 m)
Lowest point (2,270 m)
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Weather
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Tuesday 28 July
27°C
12°C
97 %
Additional weather tips
Max wind speed: 8.0 km/h
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This route was planned by komoot.
This loop is generally considered an easy to moderate nature walk, making it suitable for a wide range of hikers, including families and novices. While mostly manageable, some sections might involve technical switchbacks, especially around the granite formations.
The Brother and Sisters Loop is located within Alderfer/Three Sisters Open Space Park. You can find parking at the main trailheads for the park, which are well-marked and provide direct access to the trail system.
Yes, dogs are welcome on the trail. However, they must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all visitors.
No, there are typically no entrance fees or permits required to hike in Alderfer/Three Sisters Open Space Park, making it freely accessible for visitors.
The trail is enjoyable year-round. Spring and fall offer pleasant temperatures and beautiful scenery, with wildflowers in spring. In winter, it can be used for snowshoeing. Summer is also popular, but be aware that rattlesnakes are present in the area during warmer months.
You'll experience diverse terrain, guiding you through shaded ponderosa pine forests and open meadowlands. The path is a mix of packed dirt and rocky sections, with some switchbacks, particularly around the prominent granite outcroppings.
The loop offers expansive mountain views, including panoramic vistas of the Mount Evans Wilderness from Brother's Lookout. You'll also encounter unique granite outcroppings like the Three Sisters Rocks and Brother's Rock, which are popular for bouldering. Views of Elephant Butte and Evergreen Lake are also part of the scenic experience.
Yes, the route also passes through sections of the Sisters Trail, Hidden Fawn Trail, Bearberry Trail, and the Homestead Trail.
Absolutely! Its easy to moderate difficulty and relatively short distance make it a great option for families looking for an accessible outdoor adventure. The unique rock formations can be particularly engaging for kids.
The area is a good spot for wildlife viewing, particularly birdwatching. Keep an eye out for various bird species. During summer months, be aware that rattlesnakes are present in the area.
While generally easy, some sections around the granite outcroppings involve technical switchbacks. Also, the trail is shared with mountain bikers, so be mindful of others on the path.
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