889 Trails in |field220:820Altadena, California
| Rank | Trail Name | Difficulty | Length (mi) | Rating | City |
|---|---|---|---|---|---|
| 1. | Downieville Downhill | Advanced | 16.0 |   |
Downieville |
| 2. | Forest Of Nisene Marks and Soquel Demonstration Forest | Advanced | 20.0 | |
Santa Cruz |
| 3. | Camp Tamarancho | Intermediate | 10 | |
Marin |
| 4. | Tahoe Rim Trail | Intermediate | 165.0 |  |
Tahoe City |
| 5. | Big Bear Mountain Resort | Intermediate | 20 | |
Big Bear Lake |
| 6. | Northstar Bike Park | Advanced | 125.0 | |
Truckee |
| 7. | Mammoth Mountain Resort | Advanced | 80.0 | |
Mammoth Lakes |
| 8. | Mount Lowe Railway | Intermediate | 11.0 | |
Pasadena |
| 9. | Aliso and Wood Canyons Wilderness Park | Intermediate | 20.0 | |
Laguna Beach |
| 10. | 1st / 2nd / 3rd Divide (Downieville Downhill) | Advanced | 17.0 | |
Downieville |
| 11. | Bootleg Canyon | Advanced | 35 | |
Boulder City |
| 12. | Whiting Ranch Wilderness Park | Beginner | 15.0 | |
Lake Forest |
| 13. | San Juan Trail | Advanced | 11.0 | |
San Juan Capistrano |
| 14. | Noble Canyon | Advanced | 15.0 | |
San Diego |
| 15. | Mr. Toad's Wild Ride | Advanced | 20.0 | |
South Lake Tahoe |
| 16. | Big Laguna Trail | Intermediate | 8.0 | |
Pine Valley |
| 17. | Annadel State Park | Intermediate | 35.0 | |
Santa Rosa |
| 18. | Fort Ord Public Lands | Intermediate | 86.0 | |
Monterey |
| 19. | The Luge | Intermediate | 8.0 | |
Lake Forest |
| 20. | El Corte De Madera Creek Open Space | Intermediate | 40.0 | |
Woodside |
| 21. | Turnbull Canyon | Intermediate | 29 | |
Whittier |
| 22. | El Prieto | Advanced | 9.0 | |
Altadena |
| 23. | Emigrant Trail | Beginner | 20.0 | |
Truckee |
| 24. | Henry W. Coe State Park | Intermediate | 9.0 | |
Morgan Hill |
| 25. | Mills Peak | Intermediate | 15.0 | |
Graeagle |
| 26. | Solstice | Advanced | 13 | |
Fairfax |
| 27. | Lake Hodges | Beginner | 14.0 | |
San Diego |
| 28. | Pogonip Open Space | Intermediate | 5.0 | |
Santa Cruz |
| 29. | Gabrielino Trail | Advanced | 15.0 | |
Los Angeles |
| 30. | West Cuesta Ridge | Advanced | 15.0 | |
San Luis Obispo |
| 31. | Fullerton Loop | Beginner | 12.0 | |
Fullerton |
| 32. | Corral Trail | Beginner | 2.0 | |
South Lake Tahoe |
| 33. | Boggs Forest | Intermediate | 12.0 | |
Cobb |
| 34. | Idyllwild Park | Advanced | 0.0 | |
Idyllwild |
| 35. | Blue Diamond | Intermediate | 30.0 | |
Las Vegas |
| 36. | Clementine / Forresthill Connector Trail | Intermediate | 4.0 | |
Auburn |
| 37. | Hole In The Ground | Advanced | 17.0 | |
Truckee |
| 38. | Cougar Crest | Intermediate | 3.0 | |
Big Bear City |
| 39. | Camuesa Connector Trail | Intermediate | 10.0 | |
Santa Barbara |
| 40. | UCSC | Intermediate | 5.0 | |
Santa Cruz |
| 41. | Salmon Falls | Intermediate | 14.0 | |
Folsom |
| 42. | Flume Trail | Beginner | 14.0 | |
Incline Village |
| 43. | Clementine Loop | Advanced | 11.0 | |
Auburn |
| 44. | Foresthill Divide | Intermediate | 11.0 | |
Auburn |
| 45. | Badger Pass Loop (Blue Diamond) | Beginner | 8.0 | |
Blue Diamond |
| 46. | The Zipper | Advanced | 2.0 | |
Sparks |
| 47. | Sycamore Canyon | Intermediate | 15.0 | |
Santee |
| 48. | McGill Trail | Intermediate | 5.0 | |
Frazier Park |
| 49. | China Camp | Beginner | 12.0 | |
Marin |
| 50. | Daley Ranch | Intermediate | 20.0 | |
Escondido |
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