Passage #7 - Las Cienegas

View of the Santa Ritas from the trail Location:  Lakes Road to Gabe Zimmerman Trailhead

Length:  13.0 miles

Southern Trailhead:  Lakes Road
- GPS Coordinates:  31.90910° N, 110.67151° W  
- Access: From the intersection of I-10 and AZ 83, drive south for 7.2 miles on AZ 83 to milepost 52.4. Turn right (west) and go through a gate on an unmarked, rough dirt road about 0.6 miles to the AZT trailhead sign. This road requires a 4WD high-clearance vehicle to access the trailhead, or park near AZ 83 and walk in (recommended).

Northern Trailhead:  Gabe Zimmerman Trailhead
- GPS Coordinates:  32.01362° N, 110.64730° W
- Access: Take exit 281 off of I-10 and go north (right, then right again) to follow Marsh Station Road (frontage road) for 3 miles to a parking area on the right side of the road.

Trail Route Description:  From the Lakes Road the trail heads northeast past the Twin Tanks, then mostly north crossing several small roads. It turns briefly to the west and then back north again, crossing several more roads and then reaching Sahuarita Road. It loops north and then east and goes under Highway 83 at a culvert. After a short traverse across the desert it crosses the Old Sonoita Highway and then joins a two-track road. After several road junctions, including a powerline access road, it leaves the road and heads north up to Interstate 10. After going under I-10, it climbs up onto a ridgeline and follows that to the Davidson Canyon Gabe Zimmerman Trailhead.

Difficulty:  Easy to Moderate

Davidson Canyon Season(s):  Fall, Winter and Spring (current weather forecast)

Water:  Water is intermittent and scarce. Plan to bring your own water.


  • All water along this passage should be purified prior to use.


  • USGS Topographic Maps: Mount Fagan and Vail.
  • BLM Information Center maps.

For more information, contact:

Current Trail Information:

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