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United States
California
Siskiyou County

Captain Jack's Stronghold Outer Loop Trail

Easy

4.7

(8299)

14,125

hikers

Captain Jack's Stronghold Outer Loop Trail

00:34

2.14km

20m

Hiking

Hike the easy 1.3-mile Captain Jack's Stronghold Outer Loop Trail through a unique lava fortress in Lava Beds National Monument.

Last updated: February 26, 2026

Waypoints

A

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Parking

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1

422 m

Captain Jack's Stronghold

Highlight • Historical Site

The Modoc Chief Kintpuash (aka "Captain Jack") took advantage of the rough terrain natural rock formations here to stage a defensive fortification in his effort to hold off white settlers …

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2.14 km

End point

Parking

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Way Types & Surfaces

Way Types

2.10 km

< 100 m

Surfaces

2.10 km

< 100 m

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Elevation

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Sunday 17 May

13°C

1°C

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This route was planned by komoot.

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Frequently Asked Questions

What is the terrain like on the Captain Jack's Stronghold Outer Loop Trail?

The trail is characterized by its rough, volcanic rock surface, winding through twisted and contorted lava flows. You'll encounter a landscape rich with natural defenses, including networks of trenches, rock outcrops, numerous small caves, and crevices. The Modoc people enhanced these natural features with rock walls during the Modoc War. It's essential to wear sturdy, closed-toed shoes due to the uneven and sharp surfaces.

How difficult is this hike?

While the outer loop is about 1.5 miles (2.4 km) long with a slight elevation gain of around 117 feet, the terrain is consistently rough and uneven due to the volcanic rock. It's generally considered an intermediate hike, requiring careful footing. Off-trail hiking is not recommended.

What are the main points of interest along the route?

The primary point of interest is the historical significance of Captain Jack's Stronghold itself, a natural lava fortress used by the Modoc warriors during the Modoc War. The trail is a self-guided interpretive experience with historic markers explaining critical points. You'll gain a sense of the area's topography, with views that evoke the historical events, and may even spot sites like Hospital Rock from higher points.

Is the Captain Jack's Stronghold Outer Loop Trail dog-friendly?

No, pets are not permitted on this trail or within the Lava Beds National Monument backcountry areas. This restriction helps protect the delicate volcanic environment and wildlife.

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

Spring and fall generally offer the most pleasant hiking conditions with milder temperatures. Summers can be very hot, and winters can bring cold, windy, or snowy weather. Always check the weather forecast before you go and be prepared for sudden changes.

Do I need a permit or pay an entrance fee to access the trail?

Yes, the Captain Jack's Stronghold Outer Loop Trail is located within Lava Beds National Monument, which requires an entrance fee. This fee provides access to the park for a set number of days. Specific permits are not typically required for day hiking this particular trail, but always check the official National Park Service website for the most current fee and regulation information.

Where can I park to access the trailhead?

Parking is available at the Captain Jack's Stronghold trailhead within Lava Beds National Monument. Follow the signs once you enter the park to reach the designated parking area for the stronghold.

What should I bring for a hike on this trail?

Given the rough terrain and potential for rattlesnakes and sudden weather changes, it's crucial to bring plenty of water, wear sturdy closed-toed hiking shoes, and dress in layers. Sun protection (hat, sunscreen) is also advisable, as there's limited shade. A map of the area and a fully charged phone are also good to have.

Is this trail suitable for families with children?

While the trail is relatively short (1.5 miles), its rough, uneven volcanic terrain can be challenging for very young children or those not accustomed to hiking on difficult surfaces. Older children who are good hikers and interested in history may find it a fascinating experience, especially with the interpretive signs. Always assess your family's capabilities before embarking on the hike.

What makes this trail historically significant?

This trail is profoundly significant as the site where a small band of Modoc warriors, led by Kintpuash (Captain Jack), held off U.S. Army forces for five months during the Modoc War of 1872-1873. The Modoc's intimate knowledge of the lava beds allowed them to use the terrain for tactical advantage, utilizing natural lava tubes, trenches, and caverns for defense. The self-guided trail allows visitors to understand the strategies employed and reflect on the resilience of the Modoc people.

Are there any other trails that intersect with the Outer Loop?

Yes, the Captain Jack's Stronghold Outer Loop Trail also intersects with sections of the Inner Loop trail, offering options to explore more of the stronghold's intricate defenses.

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