Location: Los Angeles County, About 15 Miles North of Glendora

***USE AT YOUR OWN RISK***

Mount Islip (8250') 14C

Location: Los Angeles County, about 15 miles north of Glendora 56 miles from Los Angeles

Maps: Auto Club: Los Angeles and Vicinity Forest Service: Angeles National Forest Topo: Crystal Lake HPS Topo: Mount Islip (to be issued)

Nearby Peaks: Mount Hawkins, Middle Hawkins, and South Hawkins

ROUTE 1 ROUTE 2 (USFS Adventure Pass Required) (USFS Adventure Pass Required)

Distance: 6 1/2 miles round trip on trail Distance: 2 1/2 miles round trip on trail and cross- Gain: 1600' country Time: 3 1/2 hours round trip. Gain: 1000 feet Rating: Class 1, Moderate Time: 1 1/2 hours round trip Navigation: Easy Rating: Class 1, Easy Original: Warren E. von Pertz, 1968 Navigation: Easy Original: George Wysup, September 2000 DRIVING ROUTE 1 DRIVING ROUTE 2 From the intersection of I-210 and Angeles From the intersection of I-210 and Angeles Crest Highway (SR 2), drive 39.5 miles on $ Angeles Crest Highway to Islip Saddle (mile Crest Highway (SR 2), drive 41.6 miles on marker 64.1). Angeles Crest Highway to a parking area on the Park here. right (or 0.3 miles east of the 66.00 mile marker). HIKING ROUTE 1 $ Park here (UTM 240006).

From the parking area (6680') hike across the HIKING ROUTE 2 Angeles Crest Highway to the Pacific Crest Trail (PCT). Hike up the PCT, past Little $ From the parking area (7260') note the large Jimmy campground to Windy Gap. center gully on the south side of the highway Turn right at Windy Gap and follow the trail up with a vertical culvert pipe at the bottom. On to a junction with a trail coming up from Little the left side of the gully there is an obvious use Jimmy campground. Turn left and continue up trail that ascends steeply up the slope. Hike up to a signed junction with the Big Cienega Trail. this use trail, bearing about 210 degrees, 1/4 Turn right and continue to the summit. mile to Windy Gap (7588"). $ At Windy Gap take the upper trail to the west (the lower trail is the PCT). $ At the first trail junction turn to the left following sign reading “Islip”.

Mount Islip (8250') 14C

$ At the second trail junction (Big Cienega HISTORICAL NOTES Trail from the south) turn right and continue to summit. Mount Islip is named for George Islip, who settled ROUTE 3 about 1880 on land now included in Angeles National (Entrance Fee for Crystal Lake area) Forest (now known as Orchard Camp). There was at one time a fire lookout on the summit; the hut Distance: 6 miles round trip on trail foundation on the summit is a remnant. Gain: 2400 feet Time: 3 1/2-4 hours round trip. Please report any corrections or changes to the Rating: Class 1, Moderate Mountain Records Chair. Navigation: Easy Original: Warren E. von Pertz, 1968 Change record: 7/14/2003: Made corrections to hiking route 1 gain DRIVING ROUTE 3 and elevation at parking lot

$ From I-210 and San Gabriel Canyon Road (SR. 39) go north on SR 39 to Crystal Lake campground. $ Park in the day-use parking area in the campground near the trailhead to the Windy Gap Trail.

HIKING ROUTE 3

$ From the parking area (5800'+), hike up the Windy Gap Trail to Windy Gap. $ At Windy Gap take the upper trail to the west (the lower trail is the PCT). $ At the first trail junction turn to the left following sign reading “Islip”. $ At the second trail junction (Big Cienega Trail from the south) turn right and continue to summit.

ALTERNATE HIKING ROUTE

It is also possible to hike up the Big Cienega Trail. Start on the Windy Gap Trail but where it crosses road 3N07 for the second time, turn left (northwest) on the Big Cienega Trail that climbs to the southwest ridge of Islip and meets the main route as mentioned above.