2027 Lake Chabot Trail Challenge (Half Marathon & 5K)2027

06.06.2027Castro Valley (United States)Dates to be confirmed

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Pacing, fueling and crew sheet for the course you pick

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Start line in

2 courses · 5–21.1 km

2 courses

5km
5K Run
06.06.
No index
21.1km
Half Marathon
06.06.
No index

GPX trace not yet published.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on 2027 Lake Chabot Trail Challenge (Half Marathon & 5K), in one roadbook.

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The race

The 43rd annual Lake Chabot Trail Challenge takes place in Castro Valley. The half marathon course is a hilly loop on forest trails, while the 5K is an out-and-back route that is mostly paved.

Where to stay

Find a place to stay near Castro Valley for the race.

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