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United States
Arizona
Pima County

Arch Canyon Trail

Hard

2.6

(25)

28

hikers

Arch Canyon Trail

01:14

2.06km

270m

Hiking

Hike the difficult 1.3-mile Arch Canyon Trail in Organ Pipe Cactus National Monument to see unique rhyolite geology and double arches.

Last updated: February 26, 2026

Tips

Includes a segment that may be dangerous

A part of this route comprises technical, difficult, or hazardous terrain. Specialist equipment and prior experience may be required.

After 1.03 km for 1.03 km

Waypoints

A

Start point

Parking

Get Directions

1

867 m

Canyon entry

Highlight • Canyon

The entry in the canyon offers stunning views on the colorful mountains, peaks and rocks all around. It is really close from the trail head with no difficulty. And as …

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2

1.44 km

Shape of rock

Highlight • Natural Monument

3

1.72 km

Viewpoint

Highlight • Viewpoint

The main push is behind us, reaching soon the summit of the arch - the views are stunning

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4

1.86 km

Views on small arch

Highlight • Natural Monument

5

1.93 km

Arch

Highlight • Natural Monument

This is not one of the arches you can see from the trailhead. If you want to get to the main arch, you have to climb down about 60 feet …

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B

2.06 km

Natural arch

Highlight • Natural Monument

This is the main big arch you can see from the trailhead. To get here, follow the trail into the canyon for .6 miles to the sign labeled as „Arch …

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Loading

Way Types & Surfaces

Way Types

1.03 km

1.03 km

< 100 m

Surfaces

2.04 km

< 100 m

< 100 m

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Elevation

Elevation

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

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Weather

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Today

Wednesday 8 July

41°C

27°C

0 %

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Max wind speed: 20.0 km/h

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Frequently Asked Questions

What is the overall difficulty of the Arch Canyon Trail?

The official Arch Canyon Trail is generally considered easy, covering a relatively flat 1.2-mile (1.9 km) round trip. However, the terrain is uneven and rocky, with some steep sections. If you venture onto unmaintained social trails that lead directly to the arches, these can be quite strenuous and challenging, contributing to an overall 'difficult' rating for the route.

What kind of terrain can I expect on this hike?

The trail features uneven, rocky terrain with some steep sections. While much of the main path is relatively flat, you'll be navigating desert dirt and rocks. The unique landscape is characterized by reddish-brown rhyolite formations, sculpted by ancient volcanic activity and erosion.

What are the main attractions or viewpoints along the route?

The primary attractions are the distinctive double arches carved into the rhyolite mountains, which are a prominent photographic feature. You can also enjoy views of wildflowers depending on the season. Key highlights include the Canyon entry, unique Shape of rock formations, a scenic Viewpoint, and close-up Views on small arch, leading to the main Arch and Natural arch.

Where is the trailhead and is there parking available?

The Arch Canyon Trail is located within Organ Pipe Cactus National Monument in Arizona. The trailhead is typically accessed via Ajo Mountain Drive. Parking is available at designated areas within the monument. For specific trailhead locations and parking details, it's best to check the official NPS website before your visit.

Do I need a permit or is there an entrance fee for Organ Pipe Cactus National Monument?

Yes, as the Arch Canyon Trail is located within Organ Pipe Cactus National Monument, an entrance fee is required to access the park. This fee typically covers a certain period, such as 7 days. Specific permit requirements for hiking are usually not needed for day hikes on established trails, but it's always wise to confirm current regulations on the official NPS website.

Is the Arch Canyon Trail dog-friendly?

Pets are generally allowed on designated trails and in developed areas within Organ Pipe Cactus National Monument, but specific rules apply. They must be on a leash no longer than 6 feet and are typically not allowed in wilderness areas or on certain backcountry trails. Always check the most current pet regulations on the NPS website before bringing your dog.

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

The best time to visit Organ Pipe Cactus National Monument and hike this trail is typically during the cooler months, from late fall through early spring (roughly November to April). Summers can be extremely hot, making hiking challenging and potentially dangerous due to high temperatures and sun exposure.

What should I wear and bring for the hike?

Given the desert environment, it's crucial to wear appropriate clothing. Opt for lightweight, breathable layers, a wide-brimmed hat, and sunglasses. Sturdy hiking shoes with good ankle support are recommended due to the uneven, rocky terrain. Always carry plenty of water, even for shorter hikes, as there is no water available on the trail. Sunscreen, snacks, and a map are also essential.

Are there any loop options or is it an out-and-back trail?

The Arch Canyon Trail is primarily an out-and-back route. While there might be unmaintained social trails that diverge, the official path leads you to the viewing areas for the arches and then you return the same way. There are no established loop options for this specific trail.

What kind of wildlife might I encounter?

Organ Pipe Cactus National Monument is home to diverse desert wildlife. While hiking, you might spot various birds, lizards, and possibly larger mammals like javelina, desert bighorn sheep, or even coyotes, especially during cooler parts of the day. Always observe wildlife from a distance and do not disturb them.

Are there any cafes or amenities nearby?

The Arch Canyon Trail is located within Organ Pipe Cactus National Monument, which is a protected natural area. Amenities like cafes are not directly on the trail or immediately adjacent to the trailhead. The nearest services, including food and lodging, would be found in the nearby town of Ajo, Arizona.

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