Upper Big Tujunga Canyon Road
The paved connector high in the San Gabriel Mountains, running between the Angeles Forest Highway and Angeles Crest Highway.
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No current opening claim established for the complete proposed segment. Check current access ↗ · Reviewed
Road shape
- Length
- 9.1 mi
- Bends
- 28
- Switchbacks
- 1
- Bends per mile
- 3.1
- Turning per mile
- 253°
- Curviest rank
- 74of 85
Measured from the OpenStreetMap centreline at a 20 m sampling step — road shape only, not a safety or speed judgement. How bends are counted.
Elevation
- Total climb
- 1,883ft
- Climb per mile
- 207ft
- Highest point
- 4,627ft
- Steepest grade
- 7.7%
Sampled every 100 m from USGS 10 m elevation data, a public-domain federal dataset. Total climb counts vertical change in both directions, so it does not depend on which way you drive. How elevation is measured.
Speed limits
Varies
Unverified
No posted limit has been verified for this selected section. Follow current signs.
No posted limit has been verified for this selected section. Follow current signs.
Posted signs always govern. How speed evidence is handled.
Sources
Difficulty 2/3 (Winding) is our editorial rating of width, bends and sightlines; “Medium speed” describes character, not a target speed. Full method. Identified from:
- Reddit, r/Touge · Attention all who live in and around Los Angeles ↗
- Angeles Crest Christian Camp · Directions via Angeles Crest, Angeles Forest and Upper Big Tujunga ↗
- Gribblenation · Angeles Forest Highway (Los Angeles County Route N3) ↗
- OpenStreetMap road data ↗ (3 ways in this trace)
Reviewed 2026-09-09. The trace shows selected road sections, not a navigation route.