Thousand Islands Half Marathon
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Event details
The Thousand Islands event is a multi-distance running weekend on May 15-16, 2026 in Wellesley Island and Alexandria Bay, New York. Distances offered include:
- 13.1 miles Half Marathon
- 10K
- 5K Virtual options are available for all three distances. Combination events include the Island Double (5K and 10K) and the Island Super Double (5K and 13.1).
Courses and logistics
Saturday races (Half Marathon and 10K) use the Lake Course Executive Country Club at 21496 Club House Dr., Wellesley Island, NY for start and finish. The half marathon course passes under the Thousand Islands Bridge and runs along the St. Lawrence seaway. The 10K course also starts and finishes at the country club with views of the St. Lawrence River. The 5K is held on Friday at Thousand Islands Winery, 43298 Seaway Ave., Alexandria Bay, NY, and includes a short loop around the vineyard on grass.
Packet pickup is scheduled Friday at the Thousand Islands Winery and Saturday at the country club. Parking is provided at the country club for Saturday participants and at the winery for Friday participants.
Included items and charity
Race entries include a custom long sleeve shirt for most participants, a custom bib, finisher medal, post-race food, hydration stations with water and Gatorade, digital finisher certificate, porta-johns along the course, and free parking. Race donations go directly to the Alexandria Central School Sports Booster Club to support local athletic programs. The event is part of the GetFit Half Marathon Series. Visit the organization's website for the most recent information.
