Upper Colby Trail
Glendora · California
1.3 mi
Distance
...
Net Elevation
14 min
Est. Time
Peak Elevation
...
Difficulty
Black Diamond
1.3 mi
Distance
...
Net Elevation
14 min
Est. Time
...
Peak Elevation
Black Diamond
Difficulty
Use the free RidePal app to explore the full trail map and nearby routes.
Conditions
ClearNo significant precipitation expected.
Trail conditions look great for riding
The week looks mostly favorable for riding, with no major moisture signal in the forecast.
Best Window This Week
Thursday
a high near 84°F, little expected rain, 0% rain chance
Forecast data via Open-Meteo.
About This Trail
Upper Colby Trail is a 1.3-mile mountain bike trail near Glendora, California. RidePal marks it as a black diamond trail with a ground surface. Key stats include an estimated ride time of 14 min, which helps when comparing it with nearby Glendora rides. Use the RidePal map to view the full trail route, compare nearby options, and plan around local riding conditions in Glendora.
Mountain Biking in Glendora
Glendora is one of the mountain biking hubs in California, with mapped trail coverage on RidePal. Use Upper Colby Trail as a starting point to compare nearby routes by distance, difficulty, surface, elevation profile, and ride time.
View all MTB trails in GlendoraTrail Photos
No photos yet
Trail Details
Surface
Ground
Technical Rating
Black Diamond
Trail Width
Narrow Singletrack
Trail Reviews
Community ratings and recent trail conditions
Keep exploring
Mountain Bike Trails Near Glendora
Compare nearby RidePal trail pages by difficulty, distance, route style, and local ride context.
Upper Colby Trail FAQ
Where is Upper Colby Trail?
Upper Colby Trail is a mountain bike trail near Glendora, California. RidePal maps the route, trail stats, photos, reviews, and nearby rides for this area.
How difficult is Upper Colby Trail?
Upper Colby Trail is 1.3 miles long, rated black diamond, with a ground surface, with an estimated ride time of 14 min. Check the map and recent conditions before riding.
What are the current riding conditions for Upper Colby Trail?
Forecast signals point toward generally dry trail surfaces, though shaded sections can still vary. The current forecast suggests Thursday because a high near 84°F, little expected rain, 0% rain chance.
What other mountain bike trails are near Upper Colby Trail?
Nearby RidePal trail pages in Glendora include Lower Monroe Trail, Mystic Canyon Trail, Lower Monroe Truck Trail, East View South Fork Trail, Bonnie Cove East Trail. Use the nearby trails section to compare distance, difficulty, and route style.
How can I update information for Upper Colby Trail?
Use the RidePal contribution portal from this page to submit corrections, photos, reviews, or route updates for Upper Colby Trail.
Know this trail?
Help the community by submitting corrections or updates.
Plan the ride in the app
Ride Upper Colby Trail with RidePal
Open the interactive MTB map, check ride conditions, use offline navigation, record your ride, and add photos or reviews.
Explore Upper Colby Trail in RidePal
Free MTB maps, navigation, reviews, and tracking