4.8
(13)
147
hikers
02:00
6.72km
210m
Hiking
Embark on the Sunday Gulch Trail, a moderate 4.2 miles (6.7 km) hiking route that takes you through a unique landscape in Custer State Park. You will gain 678 feet (207 metres) in elevation over approximately two hours, winding through towering granite formations and lush ponderosa pines. As you descend into the gulch, you will discover beautiful streams and small waterfalls, creating a distinct atmosphere.
When planning your visit, be aware that the trail features technical sections with rock scrambling and metal handrails. These parts can be slippery, especially if wet or if ice lingers into late spring. You should also expect to encounter wet feet, as the route frequently crosses streams and small waterfalls. Allow yourself ample time to complete this hike, particularly if you are not accustomed to technical terrain.
This loop offers an immersive experience, showcasing incredible rock formations and expansive views of the Black Hills, particularly around Sylvan Lake. The trail's unique character comes from its hands-on sections, where you will navigate through impressive rock walls. It stands out for its blend of scenic beauty and challenging, engaging terrain.
Last updated: April 23, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Custer State Park
Black Hills National Forest
Waypoints
Start point
Parking
Get Directions
434 m
Highlight • Lake
Translated by Google •
Tip by
1.10 km
Highlight • Trail
Tip by
1.91 km
Highlight (Segment) • Trail
Tip by
6.11 km
Highlight • Monument
Tip by
6.72 km
End point
Parking
Way Types & Surfaces
Way Types
6.23 km
481 m
< 100 m
Surfaces
6.16 km
235 m
208 m
103 m
< 100 m
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Elevation
Highest point (1,910 m)
Lowest point (1,720 m)
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Weather
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Today
Tuesday 2 June
23°C
8°C
85 %
Additional weather tips
Max wind speed: 18.0 km/h
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This route was planned by komoot.
The trail officially starts at the Sunday Gulch Trailhead, which is located near Sylvan Lake in Custer State Park. Parking is available at the Sylvan Lake parking area.
This trail is rated as moderate to strenuous due to its challenging and varied terrain. You'll encounter significant elevation changes, steep boulders, and rock formations. The route involves considerable rock scrambling, especially in the gulch sections, and you'll use metal handrails embedded in the rocks to navigate some descents or ascents. Beyond the gulch, it transitions to a dirt-packed path with tree roots and rocks. Be prepared for wet feet, as it frequently crosses streams and small waterfalls.
Yes, the Sunday Gulch Trail is renowned for its 'hands-on' nature. It features several technical sections requiring rock scrambling, particularly within the gulch itself. Metal handrails are installed in certain areas to assist with navigating steep, slippery rock faces, making it a unique and adventurous experience.
Yes, the Sunday Gulch Trail is a loop. The full loop is approximately 6.7 kilometers (4.2 miles) long, offering a continuous journey through its diverse landscapes.
While official estimates might be shorter, many hikers recommend allowing ample time due to the trail's strenuous and technical nature. It can take around 4 hours to complete the loop, even though the distance is roughly 6.7 kilometers (4.2 miles).
You'll be immersed in stunning natural beauty, surrounded by towering granite formations, ponderosa pines, and lush ferns. The trail offers incredible rock formations and expansive views of the Black Hills. As you descend into the gulch, you'll find beautiful streams, small waterfalls, and rock walls. The area around Sylvan Lake is particularly picturesque, with large rocks jutting out of the water.
The trail is best hiked from late spring through early fall. Spring and early summer can mean more water in the gulch and potentially slippery conditions. Autumn offers particularly gorgeous colors. Always check current weather conditions, as ice can persist into late spring, making the technical sections more challenging.
Yes, the Sunday Gulch Trail is located within Custer State Park, which requires an entrance license. You will need to purchase a park entrance permit to access the trailhead and other areas within the park.
Dogs are generally allowed on trails in Custer State Park, including the Sunday Gulch Trail, but they must be kept on a leash at all times. Be aware that the technical sections with rock scrambling and handrails can be very challenging for dogs, especially larger breeds or those not accustomed to such terrain.
Yes, you should definitely be prepared for wet conditions. The trail frequently crosses streams and small waterfalls, and the boulder areas within the gulch can be full of water, particularly in spring or early summer. Waterproof footwear is highly recommended.
Many hikers suggest starting the loop counter-clockwise if you prefer to descend the most challenging, handrail-assisted sections. Hiking clockwise means you would be ascending these strenuous sections. Consider your comfort level with steep descents versus ascents when choosing your direction.