Great Island 5K
About the Event
Our 5K is held on one of the most beautiful courses in New England. It starts and finishes at the Great Island Common at the mouth of the Piscataqua River. The course runs through the scenic and historic roads of New Castle NH. We have the largest free raffle in New England, great food and a high quality race hat to the first 700 registered. We also offer 3 kids fun runs and a new playground to entertain the whole family
All proceeds of the GI5K go to Charity.
We hope you can join us for the 32nd Great Island 5K!
Join fellow runners on October 11, 2026 for the Great Island 5K. It's a fantastic 5K featuring a flat and fast course in New Castle.
Races Offered
Running
5K Run and Walk
The first 700 registered runners/walkers will receive a special high quality race hat!
Walking
5K Race Walk
The first 700 registered runners/walkers will receive a special high quality race hat!
About New Castle
Great Island 5K takes place in New Castle, New Hampshire, 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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