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Routes
Hiking trails & Routes
United States
Colorado
Rio Grande County

Stone Quarry Loop via Jer’s Lair and Monster Slayer

Routes
Hiking trails & Routes
United States
Colorado
Rio Grande County

Stone Quarry Loop via Jer’s Lair and Monster Slayer

Moderate

4.6

(2629)

19,546

hikers

Stone Quarry Loop via Jer’s Lair and Monster Slayer

03:01

11.0km

170m

Hiking

Hike the 6.9-mile Stone Quarry Loop via Jer’s Lair and Monster Slayer for rugged high desert scenery and San Luis Valley views.

Last updated: February 26, 2026

Waypoints

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Start point

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B

11.0 km

End point

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Way Types & Surfaces

Way Types

5.44 km

3.28 km

2.32 km

Surfaces

6.14 km

4.90 km

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Elevation

Elevation

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Highest point (2,470 m)

Lowest point (2,410 m)

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Weather

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Today

Friday 29 May

20°C

8°C

35 %

Additional weather tips

Max wind speed: 26.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park for the Stone Quarry Loop via Jer’s Lair and Monster Slayer trail?

While specific parking details aren't provided, trails like this typically have a designated trailhead parking area. It's advisable to check local signage upon arrival near Del Norte, Colorado, for the most accurate parking information.

Is the Stone Quarry Loop via Jer’s Lair and Monster Slayer trail dog-friendly?

Yes, this trail is generally dog-friendly. However, given its location in a high desert environment, always keep your dog on a leash to protect local wildlife and ensure their safety from desert hazards. Remember to pack extra water for your canine companion, especially during warmer months.

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

The best times to hike this loop are typically spring and fall when temperatures are more moderate. Summer can bring high temperatures, while colder seasons might present icy and muddy conditions. Always check the weather forecast before heading out.

Are there any permits or fees required to hike the Stone Quarry Loop via Jer’s Lair and Monster Slayer?

This trail is located on BLM (Bureau of Land Management) land, specifically managed by the San Luis Valley Field Office. Generally, day-use hiking on BLM land does not require permits or fees. However, it's always a good idea to check the official BLM website or local visitor centers for any updated regulations or specific area restrictions before your visit.

Is this trail suitable for beginners?

The Stone Quarry Loop via Jer’s Lair and Monster Slayer is generally rated as moderate to difficult for hiking. While some general Stone Quarry Road loops might be easier, the Jer's Lair and Monster Slayer sections feature rugged terrain, large boulder formations, slickrock, and technical obstacles. Hikers should expect uneven ground, moderate inclines, and roots, making it more challenging than a typical easy walking path.

What is the terrain like on Jer’s Lair and Monster Slayer?

The terrain is rugged and varied, characteristic of a high desert canyon. You'll encounter large boulder formations, slickrock, and natural surfaces that can be rocky, rutted, and eroded. Dry washes, rock formations, and outcroppings are common. Both Jer's Lair and Monster Slayer are single-track trails with technical sections designed for mountain biking, meaning hikers should be prepared for uneven and challenging footing.

What kind of scenery can I expect on the loop?

You can expect panoramic views of the San Luis Valley and surrounding mountain ranges. The landscape features a mix of prairie grasses, fringed sage, four-wing salt brush, prickly pear cactus, yucca, and scattered piñon and juniper trees. The unique geologic formations, including weathered volcanic rock, add significant visual interest to the high desert environment.

Are there any notable viewpoints or landmarks along the route?

The entire loop offers expansive panoramic views of the San Luis Valley. The unique, rugged environment with its large boulder formations and weathered volcanic rock creates a sense of seclusion and provides numerous scenic spots throughout the hike.

Does the loop intersect with other trails?

Yes, the route incorporates sections of several other trails. You will hike along parts of Vision Quest, Monster Slayer, North Quarry Road, Jer's Lair, and Stone Quarry Road as you complete the loop.

What should I wear or bring for this hike?

Given the rugged terrain and high desert environment, wear sturdy hiking boots with good ankle support. Dress in layers to adapt to changing temperatures. Bring plenty of water, sun protection (hat, sunscreen), and snacks. A map or GPS device is also recommended, as well as basic first-aid supplies.

Are there any specific hazards to be aware of on the trail?

Yes, as a high desert trail, be aware of potential hazards. These include uneven and technical terrain, exposure to sun, and desert wildlife that can "stick, stab, sting, and bite" (e.g., cacti, snakes, scorpions). Always stay on marked trails, watch your footing, and be mindful of your surroundings.

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Stone Quarry Loop via Jer’s Lair and Monster Slayer

03:01h

11.0km

170m

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