A dense grove of white-barked aspen trees displaying brilliant golden fall foliage against a bright blue Arizona sky.
Points of Interest

Abineau & Bear Jaw Loop Trail

A secluded aspen-lined loop on the San Francisco Peaks, best hiked for fall color.

(71)
Flagstaff, AZ

About

The Abineau & Bear Jaw Loop is a locals' favorite tucked into the Coconino National Forest north of Flagstaff, far from the South Rim crowds but well worth the drive if you're basing out of Flagstaff. It's carved into the north side of the San Francisco Peaks, and it's earned a 4.9-star rating from 68 reviews — an exceptional score for a trail that isn't even trying to be famous.

What to expect

The loop combines two canyons: Abineau, which climbs more steeply and rewards hikers with open views of Humphreys Peak, and Bear Jaw, a gentler, more gradual return. Reviewers consistently point to the dense aspen groves lining both drainages, making this one of the better fall-color hikes in the Flagstaff area — several note visiting specifically in late summer or October to catch the aspens turning. Expect real elevation gain and a genuinely secluded feel once you're past the trailhead, even when the parking area is full on weekends.

Good to know

  • Difficulty: steep in sections, especially the Abineau side — trekking poles help
  • Best season: late summer through fall for aspen color; use caution in heavy rain, as the trail gets slick
  • Finding it: the turnoff from Highway 180/151 is easy to miss and the parking lot isn't always where GPS points — bring directions

Some hikers extend the outing by connecting to the Waterline Trail and Inner Basin for a longer day. Managed by the Coconino National Forest — check the Forest Service site for current road and trail conditions before heading up.

Reviews (71)

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4.9

71 reviews

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joyce carpenter
joyce carpenter

2 months ago

One of my favorite hikes in flagstaff that most people don't know about. Parking lot only accommodates a few cars so arrive early. Its a loop so choose wisely..left is a gradual rolling climb and going right is about 90 mins of uphill. If you miss the sign you may end up at Lockett Meadow which adds 6 miles !!!

Even though the parking lot will be full usually on weekends, you'll still feel seclusion on this trail, especially on the Abineau section. Great view of Humphrey's Peak from Abineau, almost making it worth going up that side, but the Bear Jaw side is definitely more gradual if you want the easiest way. Beautiful area with dense aspen groves no matter how you slice it.

One of the best hikes to do in flagstaff during the end of summer or fall! It’s really easy to miss and not see the sign for the turn off of 151. Just have directions with you. Best to avoid this trail during heavy rain storms as it is very steep. I always bring my hiking poles for this hike. The views are worth it!

Davilyn McArthur
Davilyn McArthur

3 years ago

Beautiful loop trail through Aspen Groves. We went to see the leaves change in mid-October, there were still some on the trees but many had already fallen. The drive to the trailhead was also gorgeous!

Robert Kubrick
Robert Kubrick

3 years ago

Bear jaw - Waterline - Inner Basin...amazing hike! Google map directions don't bring you to the parking lot, look for a small dirt turn off to get to the parking area.

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