The best running trails around Lake San Marcos
4.3
(4)
643
runners
57
runs
Last updated: October 13, 2025
20
runners
1. Double Peak Summit View – Cerro de las Posas loop from Lake San Marcos
12.6km
01:34
420m
420m
Expert run. Very good fitness required. Mostly accessible paths. Some sure footedness required.
8
runners
2. Double Peak Summit View – Discovery Lake loop from Lake San Marcos
22.5km
02:50
740m
740m
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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14
runners
3. Discovery Lake – Double Peak Summit View loop from San Marcos
12.7km
01:45
520m
520m
Expert run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
runners
4. Cerro de las Posas loop from San Elijo Hills
9.58km
01:07
270m
270m
Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
runners
5. Double Peak Summit View loop from San Marcos
7.28km
00:58
290m
290m
Intermediate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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