Kennesaw Grand Prix Race Series: Nightmare on Main 5K

👻🎃 Nightmare on Main 5K is BACK—and it’s the final race of the 2026 Kennesaw Grand Prix Series! Throw on your best Halloween costume and hit the streets of downtown Kennesaw! Whether it’s your very first 5K or you’re chasing a spooky-fast PR, 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 a thrilling, high-energy morning filled with fitness, community, and Halloween fun!