California Touge.Best driving roads in California

Modjeska Grade Road

A short, narrow grade off Santiago Canyon Road that climbs over a ridge and drops into Modjeska Canyon, described locally as the tightest couple of miles in Orange County.

TechnicalDifficulty 3/3 · DemandingOrange County

Road shape

Length
0.9 mi
Bends
7
Switchbacks
0
Bends per mile
7.6
Turning per mile
658°
Curviest rank
33of 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

Low 1,393 ft0.9 miHigh 1,644 ft
Total climb
425ft
Climb per mile
472ft
Highest point
1,635ft
Steepest grade
10.4%

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 3/3 (Demanding) is our editorial rating of width, bends and sightlines; “Technical” describes character, not a target speed. Full method. Identified from:

Reviewed 2026-09-09. The trace shows selected road sections, not a navigation route.

Roads nearby

View on the Los Angeles map →Check road conditions ↗Open in Google Maps ↗All 85 roads →