Great Bay 5K | Race for a Healthy Estuary
- Date Wed 30th September 2026 - Sat 24th October 2026
- Time 9:00AM EDT
- Location Stratham, New Hampshire
- Price $33.63 - $38.96
- Races 2 races
- Distances 5km, Ultra
Event summary
Get ready for the Great Bay 5K, a thrilling race celebrating health and environmental stewardship, taking place on October 24, 2026, in the picturesque town of Stratham, Rockingham! This marks the 28th annual Great Bay 5K, a highlight of the Seacoast Road Race Series, where runners will enjoy a scenic, fast-paced course along the stunning shores of Great Bay. Participants can also take part in the exciting Great Bay 55K Challenge, where you can tackle the full 55 kilometers in one day or complete the distance anytime between October 1 and 24.
With a start time of 9:00 a.m. for runners and walkers, and an earlier start for wheelchair racers at 8:45 a.m., this event is designed for everyone! All 5K participants will receive a stylish long-sleeve race shirt (if registered by October 1) and a bib that allows for free beer or cider at select local establishments after the race. Best of all, proceeds support the Great Bay Stewards, fostering conservation, education, and community engagement in the Great Bay Estuary. Don’t miss out on this fantastic opportunity to run for a cause while enjoying the beauty of nature!
With a start time of 9:00 a.m. for runners and walkers, and an earlier start for wheelchair racers at 8:45 a.m., this event is designed for everyone! All 5K participants will receive a stylish long-sleeve race shirt (if registered by October 1) and a bib that allows for free beer or cider at select local establishments after the race. Best of all, proceeds support the Great Bay Stewards, fostering conservation, education, and community engagement in the Great Bay Estuary. Don’t miss out on this fantastic opportunity to run for a cause while enjoying the beauty of nature!
Organiser's Description
REGISTRATION IS NOW OPEN!!
Race Date: October 24, 2026
The Great Bay 5K is excited to hold its 28th annual race in 2026! The GB5K is the final race in the popular Seacoast Road Race Series and supports the non-profit Great Bay Stewards. The course passes the shores of Great Bay, and is a fun, fast, scenic, and mostly downhill event. In 2026, we are pleased to bring back the Great Bay 55K Challenge - run the entire 55 kilometers in one day, or complete the total distance anytime between October 1 - 24.
Wheelchair racers are welcome and will start at 8:45 a.m., prior to the 9:00 a.m. runner/walker start. No motorized wheelchairs are permitted, and wheelchair racers are responsible for maintaining their own equipment.
Participants in the 5K events will receive a long-sleeve race shirt, and everyone will get a bib with tear strips that you can take to select establishments for free beer or cider. Please keep in mind that you must register by October 1 to get a race shirt. People who register after that may claim a shirt if any remain on race day.
All proceeds from the Great Bay 5K go to the non-profit Great Bay Stewards, which supports conservation, education, community outreach, stewardship, and research of the Great Bay Estuary.
Race Date: October 24, 2026
The Great Bay 5K is excited to hold its 28th annual race in 2026! The GB5K is the final race in the popular Seacoast Road Race Series and supports the non-profit Great Bay Stewards. The course passes the shores of Great Bay, and is a fun, fast, scenic, and mostly downhill event. In 2026, we are pleased to bring back the Great Bay 55K Challenge - run the entire 55 kilometers in one day, or complete the total distance anytime between October 1 - 24.
Wheelchair racers are welcome and will start at 8:45 a.m., prior to the 9:00 a.m. runner/walker start. No motorized wheelchairs are permitted, and wheelchair racers are responsible for maintaining their own equipment.
Participants in the 5K events will receive a long-sleeve race shirt, and everyone will get a bib with tear strips that you can take to select establishments for free beer or cider. Please keep in mind that you must register by October 1 to get a race shirt. People who register after that may claim a shirt if any remain on race day.
All proceeds from the Great Bay 5K go to the non-profit Great Bay Stewards, which supports conservation, education, community outreach, stewardship, and research of the Great Bay Estuary.
Races
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Great Bay 5K
Incl. $3.96 Fee & Race Shirt
Sat 24th October 2026 (9:00AM EDT)
$38.96
With this in-person race registration, you'll receive a long-sleeve race shirt (must register by 10/1/26) and a race bib with one coupon for a free beer or cider. -
Great Bay 55K
Incl. $3.63 Fee & Race Shirt
$33.63
With this virtual race registration, you'll receive a long-sleeve race shirt (must register by 10/1/26) and a race bib with one coupon for a free beer or cider.
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Stratham Hill Park, Rt. 33, Stratham, 03885, NH, United States
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Great Bay 5K | Race for a Healthy Estuary
