Lake Sonoma 100K

Come experience The Lake Sonoma California Classic, one of the most relentless and beautiful ultras on the West Coast, with two newly designed courses that navigate miles of single track with majestic views of The Lake nestled in the beauty of wine country during harvest season.

Course Map

Lake Sonoma 100K

Elevation Profile

Aid Stations

Name
Distance
South Lake Trailhead Out
1.5mi
Island View Out
6mi
Warm Springs Out
12.6mi
Wulfow Out
17.7mi
Madrone Crosscut Out
20.3mi
Lone Rock Out
25.6mi
Falcon's Nest Turnaround
29.8mi
Lone Rock Back
32.8mi
Little Flat
35.2mi
Madrone Crosscut Back
40.3mi
Wulfow Back
42.6mi
Warm Springs Back
48.1mi
Island View Back
55mi
South Lake Trailhead Back
59.5mi

Next Edition

Date:
October 21, 2023