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Mount Lemmon Summit Loop route map
Difficulty: ExpertLoop

Mount Lemmon Summit Loop

Tucson, Arizona

23.9 mi

Distance

8,629 ft

Elev. Gain

11h 36m

Est. Time

Loop

Route Type

Expert

Difficulty

About This Trail

Mount Lemmon Summit Loop is a loop trail in Catalina State Park, managed by Arizona State Parks & Trails, in Pima County, Arizona. It is 24 miles long and gains 8,629 feet. The nearest town is Oro Valley, Arizona, about 1 mile away in a straight line.

From the trail data on this page. For conditions and closures, see official sources.

Trail Conditions

Trail Conditions

Unknown

We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.

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Elevation Profile

Min:830 ft
Max:2,784 ft
Gain:2,630 ft
Loss:2,630 ft
Elevation profileA line rising and falling between 830 ft and 2,784 ft across 23.9 mi along the route, drawn from start to end.830 ft1,481 ft2,133 ft2,784 ft0.0 mi6.0 mi11.9 mi17.9 mi23.9 mi

Elevation at the labelled points along this route
PointDistance from startElevation
Start0.0 mi832 ft
High point13.1 mi2,784 ft
End23.9 mi832 ft

Trail Details

Route Type
Loop

Official sources & verification

Managed by Arizona State Parks & Trails

Verify before you go

Source of truth

Where it is

Nearest town:
Oro Valley, AZ · in or next to town
County:
Pima County, AZ
Jurisdiction:
Catalina State Park · Arizona State Parks & Trails

Nearest town and county from U.S. Census Bureau place records and county boundaries.

Verify by phone or mail

  • Operator:(520) 628-5798
  • Address:11570 N. Oracle Rd, Tucson, AZ 85737 · AZ
We display cached information from agency feeds. Hours, fees, permits, closures, fire restrictions, and conditions change without notice. Outdoors is not the permitting authority. Confirm current conditions for this trail using the links above before you go — you are responsible for compliance. Last verified by us: May 23, 2026. Our copy is more than a month old — please reconfirm with the agency before relying on it.Spot an error in our data?

Reviews

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Legacy import — verify before navigating

Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.

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