
5.5 mi
Distance
3,661 ft
Elev. Gain
2h 32m
Est. Time
Out & Back
Route Type
Expert
Difficulty
About This Trail
Henninger Flats Trail is an out-and-back trail in Los Angeles County, California. It is 5.5 miles long and gains 3,661 feet. It is in or next to Altadena, California.
From the trail data on this page.
Trail Conditions
Trail Conditions
We have no current condition data for this trail. Check with the operator before you go, and submit a report below if you've been recently.
No recent condition reports. Be the first to share what you see on the trail.
Elevation Profile
| Point | Distance from start | Elevation |
|---|---|---|
| Start | 0.0 mi | 404 ft |
| High point | 2.9 mi | 781 ft |
| End | 5.5 mi | 404 ft |
Trail Details
- Route Type
- Out & Back
Official sources & verification
Where it is
- Nearest town:
- Altadena, CA · in or next to town
- County:
- Los Angeles County, CA
Nearest town and county from U.S. Census Bureau place records and county boundaries.
Reviews
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Legacy import — verify before navigating
Path geometry came from our pre-launch legacy database. Routes have not yet been re-verified against the operator and may differ from the actual trail.
Nearby Trails
More trails near Henninger Flats Trail
Eaton Canyon Falls from Pinecrest Drive

Mount Wilson Toll Road Climb

Henninger Loop via Idlehour and Sam Merrill Trail

Idlehour Trail via Mount Wilson Trail

Mount Wilson Road, Idle Hour, and Mount Lowe Trail Loop

Mount Wilson Loop
Stay nearby
Campgrounds near this trail
Similar length
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