Santa Catalina foothills

Blackett's Ridge Trail from Sabino Canyon

A tall saguaro and prickly pear in Saguaro National Park
Saguaro and prickly pear in Saguaro National Park. National Park Service photo, public domain.

A steep spur off Phoneline Trail, up the ridge above Sabino Canyon. Little shade, and the climb is about 1,300 feet in 1.6 miles once you leave Phoneline.

Area page: Santa Catalina hikes.

What are the hours at Blackett's Ridge Trail?

Blackett's Ridge Trail is open 24 hours. Sabino Canyon Visitor Center is open 8AM to 4:30PM.

Source: Sabino Canyon Visitor Center. Checked Nov 4, 2026.

Access

Shuttle

Sabino Canyon rides leave hourly. The first is at 9:00 a.m. and the last is at 4:00 p.m. Bear Canyon rides run from 9:15 a.m. to 4:15 p.m. The shuttle is closed on Thanksgiving, Christmas, and New Year's Day.

Source: Sabino Canyon Crawler. Checked Oct 27, 2026.

Rules

Dogs are not allowed in the recreation area. Bikes are not allowed on the trails there.

Source: Forest Service Blackett's Ridge Trail. Checked Oct 27, 2026.

Parking

Park at the visitor center, 5700 N. Sabino Canyon Road. An overflow gravel lot is just past the main entrance. The lot is quieter in summer and can fill up in fall, winter, and spring. Day use is $8 per vehicle per day, or $10 per vehicle per week. A Coronado annual pass or an America the Beautiful pass works too. Leave the pass on the dashboard. If you are not in a vehicle, carry your day pass.

Source: Forest Service Sabino Canyon Visitor Center. Checked Oct 27, 2026.

Lower heat exposure through 5pm (80F forecast at 3pm, USFS says this ridge has little shade). Forecast hours start at 1pm. Sunset about 5:25pm. Forecast issued at 11:32am MST.

Check conditions before you go.

80FWarmest it will feel today, at 3:00pm MST
76FCoolest it will feel in the hours left today, at 5:00pm MST

Today

Today, hour by hour. Sunset is about 5:25pm, and later hours aren't rated.

79FLowerapp 79F
80FLowerapp 79F
80FLowerapp 79F
79FLowerapp 79F
76FLowerapp 76F
72FAfter sunsetapp 72F
68FAfter sunsetapp 68F
66FAfter sunsetapp 66F

Tomorrow morning

Tomorrow from 5am to noon, if the forecast goes that far.

58FLowerapp 58Frain 4%
58FLowerapp 58Frain 4%
58FLowerapp 58Frain 4%
61FLowerapp 61Frain 1%
66FLowerapp 67Frain 1%
68FLowerapp 69Frain 1%
71FLowerapp 71Frain 31%
73FLowerapp 73Frain 31%
Blackett's Ridge Trail
Line is OpenStreetMap way 48019239 (Blackett's Ridge Trail #48), simplified. It is the ridge spur from Phoneline to the end of the ridge. OpenStreetMap is mapped by volunteers, not surveyed by an agency. The pin is the south end of the Forest Service trail line, which matches the start of this line. A second OpenStreetMap way named Blackett's Ridge continues north off the trail and is not drawn. Source: Blackett's Ridge Trail #48.

Photos

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NWS alerts

No weather alerts for this trail as of the last update.

NWS HeatRisk, experimental

Level 1 (Minor) for 2026-11-12. HeatRisk is an experimental NWS product. For official heat warnings, go by NWS watches, warnings, and advisories.

Trail facts

Trailhead location

South end of Blackett's Ridge #48. 32.31807, -110.80776. The forecast pin is the south end of the Forest Service trail line, where it meets Phoneline. Park at the Sabino Canyon Visitor Center, about a mile southwest of the trail. The Forest Service says to reach the spur on Bear Canyon Trail #29 for 0.8 miles, then Phoneline Trail #27 for 0.6 miles. Source: USFS EDW TrailNFS Publish, trail 48.

Elevation

3,014 ft. From USGS elevation data for the map pin.

Forecast area elevation

2,995 ft for the NWS forecast area near Tanque Verde, AZ. The NWS forecasts for squares about 2.5 km (1.5 miles) across, so it can be hotter or cooler on the trail itself. Forecast updated 11:32am MST.

Distance and climb

The Forest Service lists Blackett's Ridge #48 as a difficult out-and-back spur off Phoneline Trail. It climbs about 1,300 feet in 1.6 miles, with little shade. Source: USFS Blackett's Ridge #48.

From the visitor center

The August 2025 Sabino Canyon brochure lists the walk from the visitor center as 5.8 miles with 1,980 feet of climbing, and it calls that walk a loop. The directions it prints go out to the ridge end: Bear Canyon, across Lower Sabino Creek, onto Phoneline, then 1.5 miles on Blackett's Ridge. You walk back the way you came. Source: Sabino Canyon recreation brochure, August 2025.

Trail record

The Forest Service trail record lists trail #48 as 1.545 miles, trail class 2, with a typical grade of 12 to 20 percent. Source: USFS EDW TrailNFS Publish.

Listed elevation

The Forest Service lists elevation 4,350 feet. It does not say whether that is the start, the high point, or a typical point. The forecast pin is the south end of the trail line, which sits lower than the ridge end. Source: USFS Blackett's Ridge #48.

Forecast square

The National Weather Service point for 32.3181, -110.8078 is grid TWC 98,53, near Tanque Verde, in forecast zone AZZ504. Parking at the visitor center is about a mile southwest of the trail, in a different forecast square. Source: NWS points API.

Access

From Tanque Verde Road, turn north on Sabino Canyon Road and go 4 miles to the Sabino Canyon Visitor Center at 5700 N. Sabino Canyon Road. From the visitor center, Bear Canyon Trail #29 for 0.8 miles, then Phoneline Trail #27 for 0.6 miles, reaches the spur. Source: USFS Blackett's Ridge #48.

Fees

Day use is $8 per vehicle per day, or $10 per vehicle per week. Put the pass on the dashboard. A fire permit and a backpacking permit are not required. Source: USFS Sabino Canyon Visitor Center.

Water

Potable water is not available on the ridge. The visitor center has drinking water. Bring what you need for the climb. Source: USFS Blackett's Ridge #48 and the visitor center page.

Dogs, bikes, and horses

Dogs are prohibited in Sabino Canyon Recreation Area. Bikes are not permitted on the trails there. Horses and pack animals are allowed on Blackett's Ridge. Source: USFS Blackett's Ridge #48.

Sun and shade

The Forest Service says the ridge has little shade. We don't have hour-by-hour shade. Source: USFS Blackett's Ridge #48.

Official links

Nearby trails

See also the heat guide, the monsoon guide, and today's conditions on every trail.

Closures checked Nov 12, 2026. This page is no substitute for the land manager or weather.gov.