The half marathon course is a certified USATF course: IL-14001-JW . Start will be in front of Cary-Grove High School, 2208 Three Oaks Road , Cary, IL., 60013. The Finish line (the last 0.1) will be modified for 2021 only, The finish area will be in Cary Grove park

The half marathon course has been dubbed the most challenging in Northern Illinois and an excellent training race for spring marathons. All miles will be accurately marked with a sign marker. Water and a performance drink will be provided at approximate 2.5 mile intervals and at the finish line Water and Gatorade cups will be placed on tables for participants to self serve. Gels will be distributed to runners during packet pickup . There will be Chronomix timed finish line. Washrooms on course at 3, 4, 5, 7, 9 and 10 miles. Brick washrooms at conservation area will also be open. Strollers, scooters, bikes, roller blades or skates and dogs are not allowed on the course. Headphones are not recommended as roads are open to traffic. Course will close with a 3 hour time limit from the last corral at 11:35 AM. All runners that do not make the 8 mile mark by 10:35 AM (15 minute pace) will be turned early for their finish. We reserve the right to end the race early if bad weather threatens the safety of the runners. No Refunds!