Kennesaw Grand Prix Race Series: Nightmare on Main 5K

Race Shirt Deadline: Be sure to register by Sunday, April 5 to be guaranteed a race t-shirt! Participants may continue to register through race morning; however, shirts will not be guaranteed after the deadline.

The Fit City 5K kicks off the 2026 Kennesaw Grand Prix Series and sets the tone for an unforgettable season of racing!

Whether you’re lacing up for your very first 5K or chasing a new personal record, the Kennesaw 5K Race Series features a beautiful, paved route through Kennesaw’s award-winning Swift-Cantrell Park and into the heart of historic downtown Kennesaw, GA.

This fast, flat, USATF-certified course blends small-town charm with lively community spirit and race-day excitement. Whether you’re chasing a new personal record or enjoying a walk with friends and family, this course is perfect for runners and walkers of all ages and abilities.

Register today and bring the whole family out for an energetic, fun-filled morning celebrating fitness, community, and the thrill of race day in Kennesaw!

• Starting February 21, 2026: After the early bird pricing ends, a $5 children’s discount will be automatically applied during checkout for each 5K registrant who is 10 years of age and under. Child can not receive this discount combined with series discount.

** Our series has a no refund policy. During the registration process, we offer the option to purchase event insurance to cover your registration in the event that you are not able to participate.

Race Shirt Deadline: Be sure to register by Sunday, May 31 to be guaranteed a race t-shirt! Participants may continue to register through race morning; however, shirts will not be guaranteed after the deadline.

The Summer Sun Run 5K heats things up as the second race of the 2025 Kennesaw Grand Prix Series!

Whether you’re tackling your first-ever 5K or chasing a new personal record, this fast, the Kennesaw 5K Race Series features a beautiful, paved route through Kennesaw’s award-winning Swift-Cantrell Park and into the heart of historic downtown Kennesaw, GA.

This fast, flat, USATF-certified course blends small-town charm with lively community spirit and race-day excitement. Whether you’re chasing a new personal record or enjoying a walk with friends and family, this course is perfect for runners and walkers of all ages and abilities.

Register today and bring the whole family out for an energetic, fun-filled morning celebrating fitness, community, and the thrill of race day in Kennesaw!

• Starting February 21, 2026: After the early bird pricing ends, a $5 children’s discount will be automatically applied during checkout for each 5K registrant who is 10 years of age and under. Child can not receive this discount combined with series discount.

** Our series has a no refund policy. During the registration process, we offer the option to purchase event insurance to cover your registration in the event that you are not able to participate.

Turn up the heat at the Hot Fun in the Summer Sun 5K/10K/Half Marathon, blazing into Kennesaw, GA at the end of July. This mid-summer race is all about sunshine, strong miles, and celebrating your accomplishment in true summertime style.

Choose your challenge—5K, 10K, or Half Marathon—and embrace the energy of a peak-summer race day. Whether you’re chasing a personal best or simply soaking in the vibrant atmosphere, this event delivers a fun, high-spirited racing experience in the heart of Georgia.

Every athlete who crosses the finish line will receive a custom finisher medal designed to capture the bold, bright spirit of summer. Awards will be presented in all three distances to the top three male and female finishers in the standard five-year age groups, beginning with 10 & Under.

If you’re ready for sunshine, sweat, and a strong finish, the Hot Fun in the Summer Sun 5K/10K/Half Marathon is your perfect summer race destination.