Highland Valley Road
The rolling connector between Escondido and Ramona, through avocado groves and low hills.
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Road shape
- Length
- 13.5 mi
- Bends
- 47
- Switchbacks
- 2
- Bends per mile
- 3.5
- Turning per mile
- 377°
- Curviest rank
- 85of 168
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
- 2,033ft
- Climb per mile
- 151ft
- Highest point
- 1,627ft
- Steepest grade
- 9.1%
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
Check posted signs along the road.
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:
- LotusTalk · Best roads in San Diego
- Drives and Detours · Best drives in San Diego
- OpenStreetMap road data (9 ways in this trace)
Reviewed 2026-09-09. The trace shows selected road sections, not a navigation route.
Roads nearby
Distances are approximate straight lines between road centers, not driving distances or direct connections.