25th Ohio Challenge Series
Our Story
Since 1999, The Ohio Challenge Series has brought together a unique set of races; from 5K to full marathons spanning Ohio.
Competitors must opt into the Ohio Challenge Series memberhip. The Series is sponsored by Subway & Shearer's Foods! Each race is unique, but all offer a free 6 inch Subway sandwich coupon valid in surrounding counties at many Subway locations.
Results are available immediately along with photos at key events