Born in gravel and dirt, connected by pavement. Starting and finishing in historic downtown Chillicothe, the GPS100 a multi-surface 64-mile adventure race on gravel, pavement and singletrack in and around Great Seal State Park and Scioto Trail State Park and Forest.

100K Adventure
Our signature route featuring a gravel tour of Scioto Trail State Park, challenging singletrack sections and the equalizing force of Ross County pavement. Whether you line up to race for the podium or ride to finish, our aid stations are there to support everyone. Expect TWO aid stations on this route and some surprises along the way. Participants can earn points toward the Ohio Gravel Race Series.

100K Categories: Open Men, Open Women, 50+ Men & 50+ Women
Equal Cash Payouts to Open Men & Women 100K all other categories receive awards and swag.
Ride or race for fun. Dress up yourself or your bike because Heidi will be expecting you take it up a notch!

All proceeds from this race go to support trail building, youth mountain bike racing, and the Central Ohio Mountain Bike Organization and the local NICA chapter of Chillicothe.

Entry includes race t-shirt, finisher pint glass, free first drink at beer fest and meal ticket.

For more information including FAQ’s,& Rules and Regulations visit our website.