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Thousand Islands Half Marathon, 10K & 5K
Friday, May 15, 2026 · Wellesley Island, United States
Distances
5K
15km
26.1km
Start location
21496 Club House Dr.
Wellesley Island, NY
About this race
The Thousand Islands race weekend begins Friday evening at Thousand Islands Winery, with views of the Thousand Islands and bridge. Saturday offers more races on Wellesley Island, starting and finishing at the Lake Course Executive Club House, followed by festivities. Challenges include the Island Double and Island Super Double. The event supports the people of Alexandria Bay and the ACS Booster Club.