Great Island 5K

OCT
11
2026
Experience a scenic race through the historic roads of New Castle starting at the Great Island Common. This charitable event features a 5K course for runners and walkers plus specialized races for children.
Sun 11 Oct 2026
5 kilometers

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Great Island 5K

The Great Island 5K takes place in New Castle, New Hampshire, with the course starting and finishing at the Great Island Common. This location sits at the mouth of the Piscataqua River, providing a route through the historical roads of the area. The event supports charitable causes, with all proceeds from the races being donated to charity.

Participants can choose from the following event categories:

  • 5K Run and Walk
  • 5K Race Walk
  • Kids Fun Run

The first 700 registered participants in the 5K events receive a high-quality race hat. Participants in the Kids Fun Run receive a T-shirt and a medal. The venue features a playground and the event includes a raffle and food for those in attendance. Registration for all race distances typically opens in February and closes the day before the event. This edition marks the 32nd year of the Great Island 5K. Visit the organization's website for the most recent information.

5 km
5k Run and Walk
Kids Fun Run
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