Ocean State Ultra

AUG
29
2026
Ocean State Ultra in West Greenwich, Rhode Island (August 29–30, 2026) offers a 100 mile race with a 34 hour limit plus 12 and 6 hour loop events; registration runs March 30 to August 17, 2026.
Sat 29 Aug 2026
100 miles

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Ocean State Ultra

Ocean State Ultra is an ultrarunning event in West Greenwich, Rhode Island, held August 29 to August 30, 2026. The event list includes three ultrarunning formats at the address 145-151 Division Rd, West Greenwich, RI 02817, United States.

  • 100 Mile: complete 100 miles within 34 hours.
  • 12 Hour: run as many 10-mile loops as possible in 12 hours.
  • 6 Hour: run as many 10-mile loops as possible in 6 hours.

The 100 mile entry requires completion of 100 miles within a 34 hour window. Participants who do not reach 100 miles are recorded under the 34 hour event with their miles completed and finish time rather than listed as DNF. The 12 hour and 6 hour events are based on accumulating distance by repeating 10-mile loops within the allotted time.

Registration opens March 30, 2026 and closes August 17, 2026. Published registration fees are $152.00 for the 100 mile event, $106.00 for the 12 hour event, and $76.00 for the 6 hour event. All events are classified as ultra distance. Visit the organization's website for the most recent information.

100 mi
100 Mile
12 Hours
6 Hours
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