Learn More About the Great Bay 5K and Great Bay 55K Challenge
Exciting Teams and Ways to Win!
Being part of a team makes training and racing more fun!
Register for the Great Bay 5K | Race for a Healthy Estuary!
Register online only by October 23, 2020.
New for 2020 is the Great Bay 55K Challenge! Challenge yourself to complete the virtual 55K route around the Great Bay Estuary.
Countdown to the GB5K!
The Great Bay Stewards are proud to sponsor the 21st annual Great Bay 5K. All proceeds from this important non-profit fundraiser will be used to protect Great Bay through support of conservation efforts by the Great Bay National Estuarine Research Reserve, as well as educational programs at and capital improvements to the Great Bay Discovery Center.