Course
Run as four consecutive 25-mile loops from Camp Moran near Olga, totalling about 26,000 ft of climbing on mostly singletrack that ranges from rugged to smooth. Fifteen aid stations support the field; the race starts at 8:00 AM and carries a 36-hour cutoff.
Key dates
- !RegistrationOpen now
- ★Race dayFri 26 Feb 2027
About
The Orcas Island 100 is a Rainshadow Running race on Orcas Island, Washington, covering 100 miles as four 25-mile loops from Camp Moran with roughly 26,000 ft of climbing. Entry is first come, first served, and runners have 36 hours to finish, supported by 15 aid stations.
Save Orcas Island 100 Miler to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
-
Richland RunFest 2026
Marina-park course on the Columbia River
-
-
2nd Annual Rock Solid Marathon, Half Marathon
Starts at the 1907 Captain Whidbey Inn on Penn Cove
-
Viking 5K, 10K, & 13.1M at Camas, WA (09)
Multi-loop course around Lake Camas at Heritage Park
A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.