LA, Ventura & Orange County

Glendora Mountain & Glendora Ridge Roads

Narrow ridge roads above Glendora with big views.
mapped
34.4 mi
mapped
motorcycle crashes, 2021–2025
23
motorcycle crashes, 2021–2025
serious or fatal
7
serious or fatal
fatal
0
fatal

Is Glendora Mountain & Glendora Ridge Roads safe to ride on a motorcycle?

We don't rate roads as safe or unsafe: crash counts can't say how risky a road is, and popular riding roads have more crashes partly because more people ride them. What the records show: 23 motorcycle crashes were reported along its 34.4 mapped miles from 2021–2025, 7 of them serious or fatal. 61% involved no other vehicle. What to watch for: Single-lane sections, frequent rockfall, and seasonal closures. Poor surface in places.

This week's weather

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How riders crash here

61% of crashes here involve only the motorcycle, usually running wide or losing grip in a corner. Enter corners slower, look through the bend, and watch for gravel, sand and diesel.

Common questions about Glendora Mountain & Glendora Ridge Roads

What is Glendora Mountain & Glendora Ridge Roads like to ride?
Narrow ridge roads above Glendora with big views.
How long is Glendora Mountain & Glendora Ridge Roads?
About 34.4 miles as mapped in OpenStreetMap, for the stretch we cover.
Is Glendora Mountain & Glendora Ridge Roads open?
Check Caltrans QuickMap (quickmap.dot.ca.gov) for closures, chain controls and roadwork before you go. Mountain roads close for snow, rockslides and fire, and some sections close every winter.

Other riding roads nearby

Crashes: motorcycle crashes reported within 60 m of the road, 2021–2025, from the California Crash Reporting System (CCRS). Road: © OpenStreetMap contributors. Weather: National Weather Service. Distances to other roads are between their middles, in a straight line. How the data works.