Thousand Islands Half Marathon, 10K & 5K

Join the 4th annual Thousand Islands Half Marathon, 10K & 5K this June and take in the famous views of the Thousand Islands. The half marathon features a beautiful course that will take you under the 1000 Islands Bridge and along the St Lawrence seaway!

This year, we will be offering the 5K on Friday evening only at the Thousand Islands Winery in Alexandria Bay. The following day, Saturday, we will be offering the 10K and Half Marathon on Wellesley Island with a planned mega celebration post race.

Here what’s you get:
– Entry into the Thousand Islands Half Marathon, 10K or 5K
– Custom long-sleeve shirt and socks for Half Marathon & 10K participants
– Custom short sleeve shirt for 5K participants
– Custom Bib
– Finisher’s Medal
– Post race food/beer (Southern Tier Brewing)
– Hydration/aid stations along the course (water & Gatorade)
– PortaJohns along the course
– Post race golf discount at TI Club ($20 w/cart- 9 holes, $35 w/cart- 18 holes) Sat/Sun only