Great Bay 5K Race Information

Race Features Include

A wicked fast course

Long-Sleeve “Made In USA” race shirts (register by Sept. 26)

The unique MacKenzie Mile

Complimentary Post-Race Beer (21 and over)

A FREE kids fun run

Reduced entry fees for children 15 and under

Cash awards for the top finishers

Fantastic Post-Race Eats

A ‘Competitive Walker’ division

Costume Contests in both the 5K and the Fun Run

Age group awards

NEW Team Competition

PLUS: Enter to win a fabulous raffle prize!

The Great Bay 5K is raffling an Apex Stand-Up Paddleboard  (10’ long, with a carbon paddle, a stabilizer fin, and a 10’ coil leash). Tickets are $2 for one or $10 for six.  Purchase them when you register for the race online or by clicking the button below. The drawing will be held on October 27th, at the award ceremony for the Great Bay 5K, immediately following the race.

The Great Bay 5K is the last of the 8 races in the Seacoast Road Race Series all of which are fundraisers for local non-profit organizations. The Seacoast Road Race Series was created in 2005 to encourage fitness and healthy competition, and to highlight the beauty of racing in the greater NH-Maine seacoast. Complete 4 or 6 of the 8 races and earn a special award.


Countdown to the GB5K!