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Hiking trails & Routes
United States
Arizona
Coconino County
Fort Valley

Hart Prairie Loop Trail

Hard

4.5

(6910)

17,928

hikers

Hart Prairie Loop Trail

06:33

23.7km

410m

Hiking

Embark on the Hart Prairie Loop Trail for a demanding hike through diverse landscapes. You will wind through stately ponderosa pine forests, open high-altitude meadows, and serene aspen glades. The route offers expansive views of the San Francisco Peaks, including the impressive Humphreys Peak, providing a constant scenic backdrop. This difficult 14.7 miles (23.7 km) hike involves climbing 1349 feet (411 metres) and typically takes around 6 hours and 32 minutes to complete, making it a substantial day out.

Plan for a full day on the trail, as this route is generally lightly trafficked, offering a peaceful experience. Remember to bring plenty of water, dress in layers, and consider using poles to assist with the significant elevation changes. If you are hiking during the shoulder seasons, be prepared for the possibility of lingering snow, where microspikes could be useful. No specific permits or fees are mentioned for accessing this trail.

This trail is particularly notable for its seasonal transformations; the aspen trees turn a spectacular golden in autumn, while spring brings a vibrant display of wildflowers to the meadows. The diverse ecosystem, ranging from dense pine forests to open prairies, showcases the rich natural environment of the Coconino National Forest. It is an excellent choice if you are seeking a challenging workout combined with varied scenery in the Flagstaff area.

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Coconino National Forest

Waypoints

A

Start point

Parking

Get Directions
1

3.28 km

Beautiful Aspen trees

Highlight • Forest

At the foot of the San Francisco Peaks, you'll hike here along the Arizona Trail through a beautiful small aspen forest.

American aspen is a member of the poplar genus and is widely distributed across North America. The special thing about the brilliant white trees, which shine in warm golden tones in autumn, is that each tree is a clone of a multi-stemmed individual.

Tip by

2

12.7 km

View of Kachina Peaks

Highlight • Viewpoint

Take a moment to appreciate this wonderful trail-side view. You get a view of peaks soaring above treeline in the distance while standing in a field on the edge of an aspen grove intermingled with a pine forest.

Tip by

3

13.2 km

Alfa Fia Tank

Highlight • Lake

Reliable water source of good quality, rather a pond, with at least one very nice campsite. But rather unprotected in strong winds.

Tip by

B

23.7 km

End point

Parking

Loading

Way Types & Surfaces

Way Types

11.2 km

10.4 km

1.44 km

686 m

Surfaces

12.4 km

11.2 km

106 m

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Elevation

Elevation
Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,750 m)

Lowest point (2,480 m)

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Weather

Powered by Foreca

Today

Sunday 11 October

12°C

8°C

93 %

Additional weather tips

Max wind speed: 44.0 km/h

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Frequently Asked Questions

Where can I park to access the Hart Prairie Loop Trail?

Parking for the Hart Prairie Loop Trail is generally available at various points along the route, particularly where forest service roads intersect the trail. Specific trailhead access points can be found along FR 151 and FR 418. It's advisable to check local forest service maps for the most current parking information.

Is the Hart Prairie Loop Trail dog-friendly?

Yes, the Hart Prairie Loop Trail is generally dog-friendly. However, as it passes through the Coconino National Forest and Kachina Peaks Wilderness, it's always best to keep your dog on a leash to protect wildlife and ensure a pleasant experience for all trail users. Remember to pack out any waste.

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

The best time to hike the Hart Prairie Loop Trail is typically from late spring through fall. In spring, you'll see wildflowers in the meadows. Autumn is particularly spectacular for "leaf-peeping" when the Beautiful Aspen trees turn golden. Summer offers pleasant temperatures at this elevation, but always be prepared for afternoon thunderstorms. Winter conditions can make the trail challenging due to snow and ice.

Do I need a permit or pay an entrance fee for the Hart Prairie Loop Trail?

No, generally you do not need a specific permit or to pay an entrance fee to hike the Hart Prairie Loop Trail, as it is located within the Coconino National Forest. However, always check the USDA Forest Service website for any current regulations or fire restrictions before your visit.

Is the Hart Prairie Loop Trail suitable for beginners?

The Hart Prairie Loop Trail is generally considered difficult and is not ideal for beginners. It's a long route, approximately 23.7 km (14.7 miles), with significant elevation changes (over 400 meters / 1,300 feet of ascent). Hikers should have a good level of fitness and experience with longer, more challenging trails.

What is the terrain like on the route?

The terrain on the Hart Prairie Loop Trail is quite varied. You'll encounter a mix of dirt and gravel forest service roads (like FR 151 and FR 418) and sections of singletrack. The route traverses ponderosa pine forests, aspen glades, and high-altitude meadows. Be prepared for consistent uphill grades, long winding descents, and some rough, rocky sections, especially on parts of FR 418.

What natural features and viewpoints can I expect to see along the way?

This trail offers stunning scenery. You'll pass through beautiful Beautiful Aspen trees, especially vibrant in the fall. There are also fabulous and wide-open mountain views, including prominent sights of the San Francisco Peaks (like Humphreys Peak) and the Hochderffer hills, with a notable View of Kachina Peaks. You might also spot the Alfa Fia Tank and unique mountain wetland plant communities.

Does the route intersect with other well-known trails?

Yes, the Hart Prairie Loop Trail intersects with several other paths. Notably, a significant portion of the route follows sections of the Arizona Trail. You'll also encounter parts of the Coconino 250 MTB Route, Aspen Nature Loop, and various segments of the Arizona Trail-San Francisco Peaks.

What should I bring or wear for a hike on this trail?

Given its length and elevation, you should bring plenty of water, wear sturdy hiking boots, and dress in layers to adapt to changing weather conditions. Trekking poles can be very helpful for the uphill and downhill sections. During shoulder seasons (late fall, early spring), microspikes might be useful if there's lingering snow or ice.

How busy is the Hart Prairie Loop Trail?

The Hart Prairie Loop Trail is often described as an underappreciated and lightly trafficked trail. This means you can generally expect a more serene and solitary experience compared to some of the more popular trails in the Flagstaff area, allowing for a tranquil escape into the Kachina Peaks Wilderness.

Are there any specific tips for tackling the Hart Prairie Loop Trail?

For a more strategic approach, be aware that while the full loop is challenging, some sections of the wider Hart Prairie area offer gentler terrain. However, the loop itself involves significant climbing. Starting early is always a good idea for longer hikes to avoid afternoon heat or thunderstorms. Always carry a map or GPS, as some sections can be less clearly marked.

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