Fossil Springs (Bob Bear Trail)

Spring · Arizona

ℹ️ Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.

About this swimming hole

At the bottom of the steep Bob Bear Trail, Fossil Springs erupts from the canyon wall at 20,000 gallons a minute, feeding jade pools in an old-growth riparian grove. The 4-mile descent is strenuous and the climb out is worse, but the spring complex feels like a lost world. A backcountry permit is required to hike here.

Good to know

Water typeSpring
Water temperature72
Depthwading to ~8 ft
Best seasonApril-October
FeesBackcountry permit required
Reservations requiredYes
Hourssunrise-sunset
ParkingBob Bear trailhead lot
CountyGila County
Nearest townStrawberry
Safety notesNo lifeguard; strenuous hike; extreme heat in canyon; flash flood risk

Map

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Frequently asked questions

Does Fossil Springs (Bob Bear Trail) require reservations?

Yes — reservations are required to visit Fossil Springs (Bob Bear Trail). Book ahead, especially on summer weekends.

Is there a fee to visit Fossil Springs (Bob Bear Trail)?

Reported fee info: Backcountry permit required. Fees can change — confirm with the official link.

When is the best time to visit Fossil Springs (Bob Bear Trail)?

The best season is typically April-October.

⚠️ Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026