Your complete guide to cycling the San Gabriel Mountains of Los Angeles.

#1
Hwy 39 - Dawson Saddle
USA, CA
#2
Mt. Baldy
USA, CA
#3
Hwy 39 - Crystal Lake
USA, CA
#4
Lone Pine Canyon - Table Mountain
USA, CA
#5
N4 - Table Mountain
USA, CA
#6
Lone Pine Canyon - Blue Ridge Summit
USA, CA
#7
Glendora Mountain Road
USA, CA
#8
Chaney Trail South - Mt. Lowe Road
USA, CA
#9
Mt. Wilson
USA, CA
#10
Mt. Baldy from Hwy 39
USA, CA

Climb List: San Gabriel Mountains
(sort by distance, difficulty, elevation and more)

Cycling San Gabriel Mountains

photo collage shows PJAMM Cyclists riding on Glendora Mountain Road, Crystal Lake, Mt. Baldy, Mt. Wilson, and Dawson Saddle

The most epic and popular climbs of the San Gabriel Mountains, California.

Clockwise from top left:  Glendora Mountain Road; Crystal Lake;

Mt. Baldy; Mt. Wilson; and Dawson Saddle (center)

THE HARDEST BIKE CLIMB IN THE SAN GABRIEL MOUNTAINS

DAWSON SADDLE

Cycling Dawson Saddle from San Gabriel Reservoir - view of Hairpin curves.

Ride Highway 39 through a canyon along hairpins past Crystal Lake,

over the gate up to Highway 2, and on to Dawson Saddle -- 23 miles in all.

photo collage shows PJAMM Cyclists riding past large boulders strewn across roadway, passed a lake, and in front of a No Pedestrians, Bicycles, or Motor Driven Cycles sign

Cycling Dawson’s Saddle

Ride 23.4 miles gaining 6,800’ at 5.2% average grade

#18 ranked bike climb in the US.

Note:  Miles 12-18 of this climb are on a portion of Highway 39 that is closed to motor vehicles and cyclists.  Strava has “red flagged” this climb and prevents it from being considered a “segment.”

THE HARDEST “LEGIT” BIKE CLIMB IN THE SAN GABRIEL MOUNTAINS

MT. BALDY

Cyclist on Mt. Baldy Road - bike, sign, PJAMM

Cycling Mt. Baldy - one of Southern California’s toughest bike climbs.

Ride 13.1 miles gaining 4,748’ at 6.7% average grade.

Cycling Mt. Baldy - cyclist on bike riding up to Mt Baldy Resort sign

Enter Angeles National Forest (est. 1908; 655,387 acres) at mile 2.6.

Cycling Mt. Baldy - aerial drone photo of Glendora Mountain Road and Mt. Baldy Road and canyon.

Aerial drone photo: View southwest from hairpins above mile hairpins mile 9.5.

PJAMM Cyclist rides up roadway on Mt. Baldy bike climb, past a hairpin turn in the roadway; alpine setting

Riding up one of 12 hairpins over the last three miles. 

The quarter-mile leading to the Mt. Baldy sign is the steepest of the entire climb (13.3% average).

THE MOST SCENIC BIKE CLIMB IN THE SAN GABRIEL MOUNTAINS

GLENDORA MOUNTAIN ROAD

Photo collage shows PJAMM Cyclists at various points along the Glendora Mountain Road climb, in San Gabriel Mountains, California.

Cycling Glendora Mountain Road:

PJAMM Cycling’s choice for the most scenic cycling climb in Southern California.

California Top 10 Most Scenic Bike Climb