Course
Plan
Legend
Terrain Type
Smooth Technical
Start
Full aid
Water
Crew
Drop bags
Cutoff
Finish
Controls
Units
Time Display
S
0.0 mi
Start
2.4 mi +624 ft-9 ft
1
2.4 mi
South Lake
4.4 mi +786 ft-1,038 ft
2
6.9 mi
Island View 1
6.7 mi +1,483 ft-1,529 ft
3
13.6 mi
Warm Springs 1
5.0 mi +1,192 ft-949 ft
4
18.6 mi
Wulfow 1
2.7 mi +705 ft-369 ft
5
21.3 mi
Madrone Point 1
4.2 mi +927 ft-949 ft
6
25.5 mi
Lone Rock Bench
Sat 1:15 PM
4.2 mi +948 ft-924 ft
7
29.8 mi
Madrone Point 2
2.7 mi +370 ft-705 ft
8
32.5 mi
Wulfow 2
5.0 mi +946 ft-1,190 ft
9
37.4 mi
Warm Springs 2
Sat 4:45 PM
6.7 mi +1,530 ft-1,485 ft
10
44.2 mi
Island View 2
Sat 7:10 PM
4.4 mi +1,042 ft-790 ft
11
48.6 mi
South Lake
1.5 mi +10 ft-626 ft
F
50.2 mi
Finish
Sat 8:30 PM
Distance: miles | Altitude: feet | Time: PDT
Lake Sonoma 50
Course
50.2 mi +10,562 ft-10,562 ft
Event
October 17, 2026
Start
6:30 AM
Cutoff
14 hours
Course Profile
Course Map