36 Trails in San Marcos, California

Rank Trail Name Difficulty Length (mi) Rating City
1. Green Valley Truck Trail difficulty 3.0 Poway
2. Lake O'Neil Loop difficulty 5.0 camp pendleton
3. Santa Maria Creek / Ramona Grasslands difficulty 4.0 Ramona
4. Espola/West Ridge/Lomas Verde/Old Coach Trails difficulty 10.0 Poway
5. Fry-Koegel Trail difficulty 8.0 Ramona
6. Del Dios Highlands Preserve difficulty 1.0 Escondido
7. MC Memorial Golf Course Easiest difficulty 9.0 * Camp Pendleton
8. East Grove difficulty 2.0 Carlsbad
9. San Luis Rey difficulty 9.0 Camp Pendleton
10. Black Mountain difficulty 25.0 San Diego
11. San Luis Rey River trail difficulty 15.0 Oceanside
12. Ramona Grasslands Preserve Beginner difficulty 0.0 *** Ramona
13. Tuley Canyon Switchbacks Advanced difficulty 1.0 *** Oceanside
14. Discovery Lake Easiest difficulty 10.0 *** San Marcos
15. Lopez Canyon Trail (Los Penasquitos Canyon Preserve) Advanced difficulty 1.0 **** San Diego
16. Guajome Regional Park Beginner difficulty 5.0 **** Oceanside
17. Santee Lakes To Sycamore Canyon Beginner difficulty 11.0 *** Santee
18. Iron Mountain Trail Expert difficulty 6.0 ***** Poway
19. CP MASS 3 ST Advanced difficulty 6.0 **** camp pendleton
20. Meadowbrook difficulty 7.0 ***** San Diego
21. Raptor Ridge Intermediate difficulty 9.0 **** San Pasqual Valley
22. San Elijo Harmony Grove Beginner difficulty 5.0 ***** San Marcos
23. Torrey Pines Loop Intermediate difficulty 2.0 **** Del Mar
24. Spring Canyon Beginner difficulty 8.0 **** Santee
25. Rancho La Costa Intermediate difficulty 12.0 **** Carlsbad
26. Elfin Forest Reserve and Del Dios Highlands County Preserve Advanced difficulty 14.0 **** Escondido
27. Lake Poway Intermediate difficulty 7.0 **** Poway
28. Rancho La Costa Preserve Intermediate difficulty 6.0 **** La Costa
29. Lake Calavera Intermediate difficulty 10.0 *** Carlsbad
30. Exfoliator (Hurkey Creek) Intermediate difficulty 15 **** Idyllwild
31. Los Penasquitos Canyon Preserve Beginner difficulty 10.0 **** San Diego
32. Mission Trails Advanced difficulty 15.0 **** San Diego
33. Daley Ranch Intermediate difficulty 20.0 *** Escondido
34. Sycamore Canyon Intermediate difficulty 15.0 **** Santee
35. Idyllwild Park Advanced difficulty 0.0 ***** Idyllwild
36. Lake Hodges Beginner difficulty 14.0 **** San Diego

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