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United States CA-36 Difficulty: 9/10

California Route 36 - '140 Miles of Curves'

Marked by the famous Caltrans sign 'Curves Next 140 Miles', Route 36 crosses the Northern California Coast Range through Douglas fir forests, river gorges, and roller-coaster crests with continuous technical switchbacks.

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Distance
Distance
140 mi
225 km total run
Turns
Turns
1800
12.9 turns per mile
Summit
Summit
4,400 ft
South Fork Mountain
Surface
Surface
Paved (Twisty)
Difficulty: 9/10
3D Vector Trajectory
CARTO Dark Matter GL
Start: Fortuna / Alton (US-101), CA End: Red Bluff (I-5), CA
Elevation Profile 150 – 4,400 ft
SUMMIT 4,400 FT
South Fork Mountain
Apex Density Index 12.9 curves / mi
Scenic Sweeper Technical Switchback
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Repair

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Nearby Staging
Humboldt Motorsports ~15 mi
Eureka, United States • +1-707-444-2453
Redwood Highway Emergency Tire & Service | Route 36 Pit Stop
Brands: Honda, Yamaha, Kawasaki, Suzuki, KTM, Dunlop, Michelin
Sierra BMW Motorcycle ~243 mi
Sparks, United States • +1-775-355-0655
BMW Motorrad Certified | Sierra Passes Expedition Support | Touring Gear
Brands: BMW, Beta
Lodge

Rider-Friendly Lodging

Covered Parking
Deals Gap Motorcycle Resort & The Tree of Shame ~2197 mi
Robbinsville, NC

The undisputed epicenter of motorcycle culture in the eastern United States, sitting at Mile 0 of the Tail of the Dragon (US-129). An electric, adrenaline-fueled carnival of sportbikes, adventure tourers, and interstate cruisers. Smells of warm tire rubber, two-stroke exhaust, and hickory smoke.

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Tank-Bag Quick Reference Sheet

Start Point Fortuna / Alton (US-101), CA 40.5646, -124.1378
Summit / High Point South Fork Mountain 4,400 FT Summit
End Destination Red Bluff (I-5), CA 40.1785, -122.2358
T-CLOCS Pre-Ride: Tires & Wheels Controls & Cables Lights & Electric Oil & Fluids Chassis & Stand
DUNLOP
Official Tire Partner: Grip for Mountain Passes
Dunlop Roadsmart IV and Trailmax Mission provide maximum wet/dry confidence on mountain switchbacks.
Explore Dunlop Tires ↗

Frequently Asked Questions

How many curves and miles is California Route 36 - '140 Miles of Curves'?

California Route 36 - '140 Miles of Curves' spans 140 miles and packs approximately 1800 curves (12.9 curves per mile) with an elevation delta of 150 ft - 4,400 ft (South Fork Mountain) and technical rating 9/10.

Where are the start and end coordinates?

The route starts at Fortuna / Alton (US-101), CA (Latitude 40.5646, Longitude -124.1378) and finishes at Red Bluff (I-5), CA (Latitude 40.1785, Longitude -122.2358).

How can I download the GPX file for GPS navigation?

Click the "Download Free GPX" button on this guide. The standard XML file is 100% free and ready to load into Garmin zūmo, BMW Motorrad Connected, Rever, Scenic, or Google Maps.

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