Onion Valley

Independence, United States of America

The Onion Valley is a col with a length of 19.8 kilometer. This is a highest category (HC) col. It is located in Independence, CA, United States of America. The average grade of this col is 7.8% with a maximum of 9.9%. The Onion Valley ascents from 1.259 meter at the start, to 2.792 meter at the top, with a total of 1.533 ascending meters.


Onion Valley Profile


Distance 19.8 km
Elevation gain 1533 m
Average grade 7.8 %
Maximum grade 9.9 %
Climb category HC
Minimum elevation 1259 m
Maximum elevation 2792 m

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This remote climb has a reputation as being the most difficult in the state of California. Situated in one of the deepest valleys in the US and surrounded by 14,000-foot snow-capped peaks, it’s also one of the most magnificent climbs in the world.