Thousand Islands Half Marathon, 10K & 5K
About this race
Take in the famous views of the Thousand Islands and Thousand Islands bridge. Once again, we will be offering the 5K on Friday evening at the Thousand Islands Winery in Alexandria Bay. On Saturday, we will offer the 10K and Half Marathon on Wellesley Island along with the post-race festivities and awards ceremony. If you are feeling ambitious, you are more than welcome to consider the Island Double (5K & 10K) or the Island Super Double (5K & 13.1M). This event is part The Get Fit Half Marathon Series.
For 2026 we are returning to the Lake Course Executive Club House (21496 Club House Dr.) for the start/finish for Saturdays Half Marathon & 10K similar to years 2020-2023 & 2025.
Great views, great courses...always best swag plus we get to help the great people of Alexandria Bay as well as the ACS Booster Club!
Join fellow runners on June 4, 2021 for the Thousand Islands Half Marathon, 10K & 5K. It's a fantastic 10K, Half-Marathon, 5K featuring a flat and fast course in Wellesley Island.
Pick your distance
Running
Friday 10K (5:30pm Start)
No finisher medals
Friday 10K (3pm Start)
Different giveaway item (soft hoodie) and finisher medal. Start/Finish will be at the Hart House on Club Dr. on Wellesley Island.
Thousand Islands Half Marathon
All Half Marathon participants will receive both the giveaway custom shirts and socks
Thousand Islands 10K
All 10K participants will receive both the giveaway custom shirts and socks
Thousand Islands 5K
Thousand Islands Half Marathon (Virtual)
Thousand Islands Half Marathon Virtual can be run anytime between May 1 and June 30, 2021. Simply go to the race website and submit your time. Please email us at willowrunningNY@gmail.com when completed.
Thousand Islands 10K (Virtual)
Thousand Islands 10K Virtual can be run anytime between May 1 and June 30, 2021. Simply go to the race website and submit your time. Please email us at willowrunningNY@gmail.com when completed.
Thousand Islands 5K (Virtual)
Thousand Islands 5K Virtual can be run anytime between May 1 and June 30, 2021. Simply go to the race website and submit your time. Please email us at willowrunningNY@gmail.com when completed.
About Wellesley Island
Thousand Islands Half Marathon, 10K & 5K takes place in Wellesley Island, New York, United States. The local timezone is America/New_York.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.
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