Runner’s Edge – TOBAY Triathlon & Junior Triathlon – Oyster Bay, NY 2026

The Triathlon begins in the Town of Oyster Bay and takes you through surrounding towns. It begins with a 1/2 mile swim in calm Oyster Bay Harbor. Next, you will bike a one loop 12.3K, over hill and dale, thru beautiful Oyster Bay and Oyster Bay Cove. Fairly hilly but downhill and flat to the finish. Lastly, you will run a 5K thru Mill Neck and Brookville, "Up" to the Planting Fields Arboretum and back "Down" to Roosevelt Park. Town of Oyster Bay residents receive a $5 discount. Use code TOB5 at checkout. Shirts and a custom finisher medal for all participants! You are not guaranteed swag if you register after August 18th. The Junior Triathlon takes place on Saturday. This year the race offers two different distances for our youth participants! Swim in Oyster Bay Harbor and bike and run through Roosevelt Park.