Tamalpa Headlands 50K2027
21.08.2027Muir Beach (United States)Dates to be confirmed
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2 courses · 50 km · up to 2’012 m D+
2 courses
50km
2’012 m D+
2’083 m D-
avg 4%
50K21.08.
No index–
Kids' One Mile Challenge21.08.
Course analysis
50K50 km2’012 m D+
70effort kmⓘ50 km on the map · feels like 70 km
- D+
- 2’012 m
- D−
- 2’083 m
- Max alt.
- 466 m
- Steepest
- 17%
Segments
Elevation profile: 50K
4 m — 466 m
The race
The Tamalpa Headlands 50K features many of Marin County's most iconic and challenging trails: Coastal, Miwok, Matt Davis and Dipsea. The course traverses approximately 6,600 rugged feet of elevation gain featuring a mix of steep climbs, fast descents, flowy singletrack, and on a clear day, stunning views of the Bay Area, Pacific Ocean and beyond.
Where to stay
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