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Hiking trails & Routes
United States
New Mexico
Rio Arriba County

Las Vacas Trail

Easy

4.5

(9273)

15,836

hikers

Las Vacas Trail

00:54

3.23km

60m

Hiking

The Las Vacas Trail offers a delightful escape into New Mexico's San Pedro Parks Wilderness, guiding you through serene lush meadows and open pine woodlands. You'll often walk alongside the Rio de las Vacas, with the highlight being the picturesque San Gregorio Reservoir, a popular spot for fishing and enjoying the views. This easy 2.0-mile (3.2 km) route, with a gentle 201 feet (61 metres) of elevation gain, is perfect for a leisurely stroll, taking around 53 minutes to complete.

Planning your visit to this section of the trail is straightforward, as it's known for its easy access near the San Gregorio Reservoir. While specific parking details aren't always highlighted, the area is generally welcoming for day-trippers. Consider visiting in July or August for the best wildflower displays, or in the fall for a chance to hear the wild elk bugling in the distance.

This particular segment of the Las Vacas Trail is a fantastic family-friendly option within the larger San Pedro Parks Wilderness, an area renowned for its high forests and mountain meadows. It's a great way to experience the solitude and natural beauty of the region, with opportunities for wildlife spotting, including cattle and elk. The trail's proximity to the Continental Divide National Scenic Trail also adds to its appeal for nature enthusiasts.

Last updated: June 9, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

San Pedro Parks Wilderness

Santa Fe National Forest

Waypoints

A

Start point

Parking

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1

1.61 km

San Gregorio Reservoir

Highlight • Lake

San Gregorio Reservoir is a picturesque high country lake located among a mixture of open meadows and thick forest.

Tip by

B

3.23 km

End point

Parking

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Way Types & Surfaces

Way Types

3.02 km

157 m

< 100 m

Surfaces

3.02 km

157 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Friday 10 July

28°C

14°C

0 %

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Max wind speed: 19.0 km/h

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Frequently Asked Questions

Where can I park to access the Las Vacas Trail?

The Las Vacas Trail is located in the San Pedro Parks Wilderness. While specific parking details aren't provided, access typically involves reaching a trailhead within the wilderness area. It's advisable to check the Santa Fe National Forest website for the most current information on trailhead access and parking regulations.

Do I need a permit or is there an entrance fee for the San Pedro Parks Wilderness?

The San Pedro Parks Wilderness, where the Las Vacas Trail is located, generally does not require permits for day hiking. However, it's always best to check the official USDA Forest Service website for any updated regulations or fees, especially if you plan an overnight trip.

How difficult is the Las Vacas Trail?

The Las Vacas Trail is generally rated as easy to moderate. The climb into the San Pedro Parks Wilderness is gradual, and many sections are wide, smooth paths with little elevation change. It's a good option for those looking for a pleasant and accessible hiking experience.

What kind of terrain can I expect on the trail?

The trail primarily winds through open forests with spruce, pine, and aspen groves. You'll also encounter expansive, lush green meadows. The terrain includes rolling mountaintops and can have grassy, and at times, marshy areas, particularly near Clear Creek. While there isn't a lot of deadfall, some sections might have fallen trees across the path.

What are the main points of interest along the trail?

A significant highlight along the route is the picturesque San Gregorio Reservoir, a popular spot for fishing. The trail also offers lush vegetation and spectacular scenery throughout the San Pedro Parks Wilderness.

Does this trail connect to other routes?

Yes, the Las Vacas Trail is a key connector for various loop hikes within the San Pedro Parks Wilderness. It forms a segment of the Continental Divide National Scenic Trail (CDT) and is often considered part of the Clear Creek Trail. It also links with trails like Palomas, Lucero, Anastacio, and Los Pinos, allowing for diverse lengths and experiences.

What wildlife might I encounter on the trail?

The San Pedro Parks Wilderness is home to abundant wildlife. You might encounter cows, which sometimes block the trail, as well as elk and coyotes. The streams along the trail also support populations of trout, including the native Rio Grande Cutthroat.

Is the Las Vacas Trail dog-friendly?

Generally, trails in the San Pedro Parks Wilderness are dog-friendly, but dogs should be kept under control, preferably on a leash, to protect wildlife and ensure a pleasant experience for all users. Always practice Leave No Trace principles, including packing out pet waste.

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

Late spring and fall are considered optimal times for comfortable hiking due to pleasant temperatures and fewer crowds. The area is also known for beautiful wildflowers in July and August, making summer a vibrant time to visit, though it can be warmer.

Are there water sources available along the trail?

Yes, hikers can expect abundant water sources along the way, particularly near Clear Creek. However, it's always recommended to carry enough water for your hike and filter any natural water sources before drinking.

Is the Las Vacas Trail a loop or an out-and-back route?

The Las Vacas Trail itself can be hiked as an out-and-back route. However, it serves as a key connector for various loop hikes within the San Pedro Parks Wilderness, linking with other trails to create longer, more diverse experiences.

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