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Recreation Region: Pinaleño Mountains

Grant Hill Loop Trailhead

The Grant Hill Loop Trailhead provides access to the Grant Hill Loop #322 and Cunningham Loop #316. There is no fee or pass required to park at this location. A trailhead sign provides a map of the loop trail system. Cunningham Loop Trailhead is located across the road. 

Note: Hazard tree area due to wildfire damage.

General Information

This trailhead is not accessible by vehicle from November 15 to April 15 when the Swift Trail is closed for the winter. Early or late snow may extend the inaccessible season.

Vehicles (including trailers) longer than 22 feet are not recommended because of the difficulty of negotiating the switchbacks on AZ 366.  

The entrance to the Safford Ranger Station

Address: 711 14th Avenue Suite D, Safford, AZ 85546
Phone: (928) 428-4150
Hours: 8:00 a.m. - 4:30 p.m. Monday-Friday (Closed on federal holidays)

Getting There

Latitude / Longitude

Latitude: 32.66833333

Longitude: -109.8794444

Elevation

9,026 feet

Directions

From Safford, Arizona: Drive south 8 miles on US 191 to AZ 366/Swift Trail. Turn right (southwest) onto AZ 366 and drive approximately 32 miles to the Grant Hill Loop Trailhead on the left side of the road (just beyond Hospital Flat).

From Tucson, Arizona: Take I-10 east for 90 miles. Take exit 352 for US 191, and turn left toward Safford. Drive 26.3 miles north and turn left on AZ 366/Swift Trail. Drive approximately 32 miles. Turn right on the dirt road across from the Grant Hill Loop Trailhead and continue to the trailhead.

Parking

No day-use parking fee.

Facility and Amenity Information

Restrooms

Restrooms are not available at this site.

Water

Potable water is not available at this site.

Picnic Tables

Picnic tables are not available at this site.

Horse/Pack Animal Information

Horse/Pack animals are allowed at this site.

Nearby Trails

Recreation Opportunities

Recreation Groups

Swift Trail with Rainbow

You will experience the ecological equivalent of driving from Mexico to Canada all in one leisurely afternoon on this sky-scraping, switchbacking mountain road.

Last updated August 4, 2026