Join the Battle! Highlander Assault is a midwest obstacle race series located in Holiday Hills Illinois, just outside of Chicago andf Milwaukee. Our race features a 4 mile and 8 mile open heat option 911 years and up), an 8 mile Elite Heat option and a competitive marathon option during the morning and a 2 mile Family Frenzy all ages option in the afternoon. Our race has a little twist, several obstacles feature Highland Games style obstacles, Archery and plenty of water obstacles. We also feature the 2023 OCR Buddy Obstacle of the year, Tilt-A-Kilt! 

Event details and schedule