Smith Mountain is just north of Azusa. The 6.5-mile out and back trail to the peak gains 1,843′ and tops out at 5,111′ About half the elevation gain is in the last mile…
Mount Williamson via Islip Saddle is located off Angeles Crest Highway (2) near Wrightwood. This easy 5-mile hike gains 1,575′ and tops out at 8,244′ with views of Palmdale to the north.
The trailhead for Mount Islip is off the Angeles Crest Hwy (2) past Wrightwood. This 7-mile out and back trail gains 1,627′ of elevation and tops out at 8,251′. Hiking Mount Williamson on the same day is a great plan if you have the time.
The Sunset Peak trailhead is located above Upland/Claremont off the 210 freeway toward Mount Baldy. The 8-mile trail is a fire road that gains 1,400′ of elevation and tops out at 5,796′.
The trailhead for the Icehouse Canyon-Chapman Trail Loop is above Upland/Claremont off the 210 freeway. The 9-mile scenic trail gains 2,620′ of elevation and tops out at 7,580′.
Sitton Peak is located off Ortega Hwy 74, and can be accessed from Lake Elsinore or San Juan Capistrano. This 9-mile scenic trail gains 2,200′ and tops out at 3,273′ with views of the ocean.
Big Santa Anita Canyon is off the 210 freeway above Pasadena. It’s a 5-mile, heavily shaded trail loop that follows the Winter Creek drainage with 1,800′ of elevation gain.
The Claremont Wilderness Park Loop is a heavily trafficked fire road trail, just off the 210 freeway. The 5-mile trail gains 823′ of elevation with great views of the city along the ridge.