Morrell's Boulder via Tom's Thumb Trail is a 1.4-mile out-and-back in McDowell Sonoran Preserve near Troon, AZ. The route reaches Morrell's Boulder at the turnaround, 0.7 miles in. It is mostly level, with 219 ft of elevation gain. It scores 54/100 on the Ambleway Wildness scale: backcountry feel.
Elevation
0 mi2,792 – 3,012 ft1.7 mi
Getting there
Trailhead: Unnamed 33.69615, -111.80346
Nearest town Troon, AZ
Directions
AMBLEWAYwww.ambleway.com
Morrell's Boulder via Tom's Thumb Trail
1.4 mi · ▲ 219 ft · 35 min
Elevation 2,791–3,012 ft
Out & Back · McDowell Sonoran Preserve
Trailhead: 33.69615, -111.80346
Weather Sep 4: Partly cloudy, high 93°F / low 76° · precip 4% · wind 6 mph · sunrise 6:04 AM · sunset 6:50 PM
Parking lot at the trailhead
- Start at the trailhead, heading S.
- 0.1 miTurn left, heading NE.
- 150 ftBear right, heading E.
- 150 ftTurn right onto Tom's Thumb Trail, heading SE.
- 0.1 miTurn left onto Mesquite Canyon Trail, heading SW.
- 0.2 miTurn right onto Feldspar Trail, heading S.
- 0.1 miTurn left, heading W.
- 350 ftTurn left, heading SW.
- 200 ftReach Morrell's Boulder, then turn around and head back the way you came.
- 250 ftTurn right, heading E.
- 0.2 miTurn left onto Mesquite Canyon Trail, heading SW.
- 0.2 miTurn right onto Tom's Thumb Trail, heading NW.
- 0.1 miTurn left, heading W.
- 150 ftBear left, heading NW.
- 150 ftTurn right, heading NW.
- 500 ftArrive back at the trailhead.
Each distance is the walk from the previous step. Tap a step for a map of its junction.
Trail surface
45% dirt3% paved52% unspecified
Weather
Partly cloudyTemperature 93°F76°
Feels like88°Precip4%Wind6 mphUV8Humidity32%
Rained 0.2″ 4 days ago
Hourly temperature
95°75°
Sunrise 6:04 AM12 AM3 AM9 AM12 PM3 PM9 PMSunset 6:50 PM
Sat
92°76°
Sun
96°78°
Mon
96°81°
Tue
98°82°
Wed
98°82°
23%
Thu
95°81°
27%
Good to know
- Parking lot at the trailhead
More from this trailhead
- Sven Slab & Marcus Landslide Trail 1.2 mi · ▲ 213 ft
- Mesquite Canyon–Feldspar Trail, 3 sights 1.3 mi · ▲ 136 ft
- Harris's Hawk Vista & Feldspar Trail via Tom's Thumb Trail 1.4 mi · ▲ 296 ft
- Raven Roost Scenic View & Feldspar Trail via Tom's Thumb Trail 1.5 mi · ▲ 547 ft
- Morrells Wall via Tom's Thumb Trail 1.7 mi · ▲ 637 ft
- Vulture View Scenic Point–Tom's Thumb Viewpoint, 3 viewpoints 2.2 mi · ▲ 887 ft
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